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Know all about MATLAB/ Simulink, Selenium Testing, Android apps development and much more …

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  • MATLAB
    • Simulink
      • How to design a 3rd order differential equation in both Matlab script and Simulink model?
      • Design Spring Mass Damping System in Simulink
      • Design two Mass Damper Spring System in Simulink
      • Basic model testing using Signal Builder block in Simulink
      • Design a simple counter and reset counter in Simulink
      • Design simple Low Pass RC Filter using Simulink
      • Draw Concentric Circles Plot in Simulink Scope
      • How to design Differential Equation (2nd Order) in Simulink – MATLAB?
      • How to export Simulink scope data to Excel sheet file using writetable command in MATLAB?
      • How to design an increasing and decreasing toggle counter in Simulink – MATLAB R2019a?
      • How to design a Pulse width modulation PWM signal using a clock timer block in Simulink?
      • Model Referencing in Simulink – MATLAB R2018b
      • How to design a simple Simulink Model to compute the Factorial of a number?
      • All about Buses – Bus Creator, Bus Selector and Bus Assignment block in Simulink.
      • How to design variable step increasing and decreasing counter in Simulink?
      • Your Own Toolbox in Matlab – learn how to design, install and use a Custom Toolbox in MATLAB?
      • How to Design a Variant Subsystem in Simulink – explained using a simple example.
      • Spring Mass Damping System with added noise disturbance in Simulink – Part 2
      • Trace-ability between Simulink Model and Excel, Word or DOORs using SL Requirement (VnV) toolbox
      • Model Callback and Block callback Functions Simulink – MATLAB R2018a
      • Design a simple High Pass RC Filter using basic blocks of Simulink in MATLAB
      • PID Controller (Proportional Integral Derivative) and plant model (Spring Mass Damper) in Simulink.
      • Simulink Width Block – find the number of signals in a bus or elements in a vector signal.
      • How to implement Mask and define parameters on a subsystem Block in Simulink – MATLAB?
      • How to convert a pulse wave into square wave in Simulink and detect the edge of the pulse signal?
      • How to create a subsystem and library block from any model in Simulink?
      • How to design a Decreasing Counter and reset counter in Simulink?
      • Create a Square Wave Generator using Level-2 S-Function and MATLAB Function block in Simulink.
      • Dependency Analysis and Reference Project in Simulink Project explained – SL Project Tutorial 2
      • Simulink Project Tutorial 1: How to set it using GIT or SVN in MATLAB?
    • Quick Sort algorithm using recursive MATLAB function
    • Machine Learning Algorithm – Polynomial Regression in MATLAB App Designer R2018a
    • Webcam video Live Streaming in MATLAB App Designer
    • Simulate a model through App Designer, set parameters and plot outputs in App Designer
    • Design a GUI in MATLAB using AppDesigner – create a Simple Calculator
    • Design a simple Casino type Game in MATLAB using App Designer with Gauge and Spinner
    • Design a simple Game in MATLAB using App Designer
    • Plot in UIAxes and demo of slider, knob and Gauge in App Designer in MATLAB
    • Bubble Sort algorithm Solved using recursive MATLAB function
    • MATLAB App designer command line tutorial – design calculator in Easy steps
    • MATLAB Tutorial Calculator using GUIDE
    • How to send an email using MATLAB? How to check internet connection in MATLAB?
    • How to create an Alarm Clock in MATLAB App Designer in Simple Steps?
    • How to create Alarm Clock using GUIDE in MATLAB?
    • Fibonacci series programming in MATLAB and Simulink Model for beginners
    • How to design a sound recorder and modulator in MATLAB using App Designer?
    • How to design counter in App Designer using MATLAB function and global variables in Simulink Model?
    • How to design a simple counter using App Designer private functions and properties?
    • How to access web sites or internet using matlab and make a custom browser using app designer?
    • Interpolation using interp function in MATLAB
    • How to design a simple email client using App Designer in MATLAB?
    • Merge Sort algorithm solved using recursive MATLAB Function
    • Insertion Sort Algorithm solved using MATLAB function.
    • Selection Sort algorithm solved using MATLAB Function
    • Text to Speech Conversion in MATLAB. Access Speech Properties of windows from MATLAB.
    • Design Advance and Basic Calculator, set buttons visible and invisible in MATLAB AppDesigner
    • How to design Radio button, check boxes and drop down menu in MATLAB App Designer?
    • Plot and subplot command using MATLAB Live Editor
    • 3-D plot, Surface Plot and Color Map using MATLAB Live Editor
    • MATLAB App Designer toggle using Radio Button among multiple options in an Advance Calculator design
    • How to compute Factorial n using simple Stateflow Chart and recursive MATLAB Function?
    • How to compute the sum of Factorial in MATLAB and Stateflow?
    • How to sort a String Array in MATLAB Script?
    • How to create your video editor App in MATLAB using App Designer?
    • How to run/execute a MATLAB live script or function from App designer?
    • How to read numbers from an image in matlab using ocr (optical character recognition)?
    • How to connect to Oracle database and run SQL queries from matlab command line and database explorer App?
    • How to connect and work with Oracle database in matlab using App Designer?
    • How to design a 3rd order differential equation in both Matlab script and Simulink model?
  • Selenium
    • How to resolve “Response code 500” error in selenium webdriver- Could not create a session error?
    • How to Open/Close Browser through webdriver – Basic/First Program of Selenium?
    • How to drag and drop elements in selenium webdriver?
    • How to solve “Webdriver cannot be resolved to a type” Error in Selenium?
    • How to take locators (xpath, etc) in Selenium and check locators in browser before using it in code to minimize the error?
    • How to fix Webdriver wait or implicitly wait deprecated message error in Selenium webdriver?
    • How to fix “ElementNotInteractableException” error in Selenium webdriver?
    • How to maximize/ minimize/ full screen browser window in Selenium Automation?
    • How to Resolve/fix session not created Exception i.e. “org.openqa.selenium.SessionNotCreatedException” in Selenium?
    • How to prevent chrome browser from automatic updates for your Selenium test environment?
    • How to resolve “java.lang.IllegalStateException: The driver executable does not exist” in Selenium?
    • How to fix “Exception in thread “main” org.openqa.selenium.WebDriverException: Cannot find firefox binary in PATH” in selenium webdriver?
    • How to run the selenium web driver program in different browsers? How to change the chrome browser to Firefox browser?
  • Android
    • Build a chat message App in Android Studio using Firebase database
    • Design a location tracking App using GPS in Android Studio
    • Design custom browser Android App to access application like YouTube, Radio, News Channel
    • Create a simple Alarm Clock App in Android Studio
    • How to use Facebook Conceal Method to Encrypt your data like password before storing in SQLite Database in Android? – Complete source code
    • How to Create a Custom Calendar App to store reminders and events using SQLite Database in Android Studio?
    • How to send SMS automatically from your phone by programming in Android Studio java code?
    • How to track your location using GPS and send it over sms in your Android App? – Complete Source Code
    • How to create PDF file in your Android App? Complete source code using Android Studio
    • Create Android chat message App with End to End AES(Advanced Encryption Standard) method in Firebase
    • How to create walking step counter App using Accelerometer sensor and Shared Preference in Android?
    • How to design a simple Audio Recorder App in Android Studio?
    • How to create foreground services and notification in your Android App?
    • How to take screenshot from your Android App and open the image file programmatically?
    • How to fetch data from SQLite database and put that in a PDF File in your Android App? – source code
    • How to open and send email using the native client directly from your Android App? – Source Code
    • How to switch Wifi On and Off automatically or remotely in your Android App? – Complete Source Code
    • How to access file system using explorer or browser in your Android App? – complete source code.
    • How to convert Latitude and Longitude location to an actual address and show on map in Android App?
    • How to adjust the volume of your Android Phone programmatically from your App? – Source code
    • How to control screen brightness level through your custom Android App? – Complete source code
    • How to access the battery level and ring an alarm automatically in your Android App? – complete code
    • Create a stop watch or counter using broadcast and notification in foreground service in Android
    • How to convert JPG image file into PDF file in your Android App? – complete source code.
    • How to create custom camera App to take pictures in Android phone?
    • How to control audio or ringtone settings of your Android phone remotely without Internet using SMS?
    • How to create Service class to run a custom alarm clock in your Android? – Complete source code
    • How to create your custom video player App in Android?
    • How to create your PDF reader Android App? – complete source code
    • How to convert Text to Speech in your Android App? – Complete source code
    • How to create a simple Android Camera App or Mirror App to preview the images using Android Studio?
    • How to give voice command to your phone from your custom Android App to perform certain operations?
    • How to generate pure random number in your Android App using sensor data of Temperature, Gravity, Gyroscope, pressure, proximity, etc.?
    • How to Open/Start another App such as gmail, whatsapp, SMS, Facebook from your custom Android App?
    • How to call or dial a phone number from your own custom Android App? – Complete Source code
    • How to implement search view functionality in the App using Firebase Database in Android Studio?
    • How to develop an Android App for your retail business (B2C) using Firebase Database?-source code
    • How to access SMS or read last SMS in your phone using your App – Android Studio Java code?
    • How to sort a string array using Insertion method in your Android App?
    • Android Chat Message App – Part 2 – How to create custom unique ID and parse it for firebase db ?
    • Bubble Sort Algorithm solved in Android App using recursion.
    • Create a simple business App using SQL Lite Database in Android Studio – for beginners.
    • Create location tracking Android App by exchanging location information over Firebase database.
    • How to create or generate QR (Quick Response) Code in your Android App? – complete source code
    • How to compute GCD (Greatest Common Divisor) or HCF (Highest Common Factor) in your Android App? Android Studio complete source code
    • How to generate bar code for any text in your Android App? – Android Studio Source code
    • How to switch Torch or Flash Light on and off from your Android App? – complete source code
    • How to create your own QR Code and Barcode scanner reader Android App? – complete source code
    • How to implement fingerprint biometric authentication in your Android App? – complete source code
    • How to create your own Compass Android App using Magnetic Field and Accelerometer Sensors in Android Studio? – Complete Source code
    • How to detect the Mobile Network Type (2G, 3G, 4G, 5G) from your Android App? – Android Studio Complete source code
    • How to read or access the contacts saved in the phone from your Android App?
    • How to create a personal voice assistant Android App to create a text file? – complete source code
    • How to connect to MS SQL Server database from your Android App? – complete steps
    • How to create your Optical Character Recognition (OCR) Android App and convert the text into speech?
    • Record and Play the sound simultaneously (live stream over Bluetooth speaker) in your Android App?
    • How to convert the Java code to Kotlin for your App in Android Studio?
    • How to get the Mac Address (Physical Hardware Address) of your phone’s (wifi) network from your Android App?
    • How to create background process in your Android App?
    • How to implement picture-in-picture mode for your Android App?
    • How to share file or text on gmail, whatsapp, sms, Bluetooth from your Android App (share button)?
    • How to log call data such as number, name, duration, type(incoming or outgoing) in your Android App?
    • How to create stored procedure in MS SQL database server and run (call) it from your Android App?
    • How to get IMEI (International Mobile Equipment Identity) number of your phone programmatically in your Android App?
    • How to insert floating pop-up window layout on top of the main layout in your Android App?
    • How to insert splash screen at the start of your Android App?
    • How to get the device last location (using GPS/ Network) without using Map Layout in your Android App?
    • How to create and delete a file programmatically from your Android App?
    • How to host your Android App on Google Play Store? – Step by step guide with Calculator App example
    • How to get the installation date of any App from your Android App?
    • How to detect whether a user is typing or using the keyboard in your Android App?
    • How to create your own Text Editor Android App for making text bold, italics, underline, alignment?
    • How to create an Excel file from your Android App?
    • How to read and forward certain SMSes programmatically in your Android App? – complete source code
    • How to implement Biometric authentication in your Android App? – complete source code
    • How to detect Ambient Light (Bright/Dark or Day/Night) and set the layout background accordingly in your Android App?
    • How to store images in SQLite database (insert, update, delete and fetch) in your Android App?
    • How to get the list of Apps installed on the phone from your Android App? – complete source code
    • How to trigger a notification from your Android App? – Complete source code
    • How to enable vibration or make your phone vibrate from your Android App?
    • How to select colors with the Palette API in your Android App?
    • How to send Push Notification (cloud messaging) from Firebase console to your Android App? – Complete source code
    • How to create Microsoft Word Document (.docx) File from your Android App?
    • How to store image in MS SQL Server database and retrieve it from your Android App?
    • How to get current Date and Time in your Android App?
    • How to create and read a PDF file in your Android 11 App?
    • How to customize long press app icon item list (ShortcutManager menu dialog) for your Android App?
    • How to get telecom carrier name of any sim slot in your Android App?
    • How to add watermark in your PDF file from your Android App?
    • How to take screenshot from your Android 11 App?
    • How to create your own custom Piano Android App? – using SoundPool API
    • How to insert / put image in an excel file from your Android App?
    • How to customize the display icon of your Android App?
    • How to get Latitude and longitude coordinates from the text address in your Android App without maps layout using Geocoder API?
    • How to get the list of all the Apps installed in your Android phone? – Android 12 | API Level 31
    • How to detect the vibration or shaking of the phone in your Android App? – Android 12 | API Level 31
    • How to control the size of the text using the seekbar in the floating window in your Android App?
    • How to set text color in the edit text or text view widget in your Android App?
    • How to access public files from the external directories, such as download or Image/ Picture folder, in your Android App? – Android 12 | API 31
    • How to read texts from an image (OCR) using google vision library in your Android App?
    • How to send email using gmail SMTP server directly from your Android App?
    • How to get current system volume level (Music, Alarm, Voice Calls) and set it on seekbar in your Android App?
    • How to draw the content of a canvas on SurfaceView and ImageView in your Android App?
    • How to plot arrays (X and Y coordinates) on axes in your Android App without using dependencies or libraries?
    • How to get Date and Time from online servers in your Android App?
    • How to show progress bar/ image while waiting for a function (INET/ IP address of a website) to finish in your Android App? – using java.util.concurrent
    • How to save edited text (bold, italic, underline, alignment) in SQLite database in your Android App?
    • How to convert drawable resource image into bitmap in your Android App?
    • How to import external Jar files as libraries in Android Studio Environment?
    • How to set the color of the selected part of the text in EditText or TextView in your Android App?
    • How to connect to the Oracle database using JDBC driver from your Android App? – Android Studio Example
    • How to detect GPS is ON or OFF (enabled or disabled) from your Android App?
    • How to enable/ disable the GPS (toggle-ON/ OFF) from Android App by calling intent from AlertDialog?
    • How to Turn ON location services (GPS) without navigating to settings page from your Android App?
    • How to check if a file exists (in download folder) from your Android App? – API level 30/ Android 11 and above
  • iOS
    • How to create your first iOS App using XCode?
    • How to get current date and time in your iOS App? -Xcode tutorial
    • How to get current location of the phone in your iOS App? – Xcode tutorial
    • How to edit UITextView by enabling AllowsEditingTextAttributes (create a Text Editor) in your iOS App to make selected text bold, italics, underline? – Xcode
    • How to build a simple calculator App for iOS in Xcode (swift)?
    • How to create a simple text file in your iOS App? – Xcode tutorial using swift language
    • How to check a Palindrome word in your iOS App? – swift code using Xcode
  • Blogs
    • What is a pure random number?
    • 5 safety measures while downloading Android apps online
    • Coding Tips for Beginners
    • Quick Tips to prepare for AWS Certified Developer Associate certification
    • How to prevent or avoid online fraud or risk?
    • Data Encryption: What It Is – And Why You Should Care?
    • Writing a Paper in APA Format: Tips and Tricks for Students
    • How to setup and run your first python program in Windows OS?
    • How to Use MATLAB in Real Life?
    • How to check license details and toolboxes installed in your MATLAB environment?
    • How to solve Oracle database ERROR: ORA-12541: TNS:no listener?
    • How to fix “No emulators are currently running. To launch an emulator, use the Device Manager or run your app while targeting a virtual device.” error in Android Studio?
    • How to convert .MOV or other video files extension to .MP4, .WMV or .MPEG file type readable by Windows Media Player using VLC?
    • How to allow “Install unknown apps” in your Andorid phone?
    • How to create and install your custom toolbox in Scilab 6.1.1?
    • How to install flutter (plugin) in your Android studio development environment?
    • How to install flutter (SDK) in your Windows OS and use it in Android Studio IDE?
    • How to continuously run a Java program until the “Enter” key is pressed? – Eclipse
    • How to import external Jar in your Java project in Eclipse 2019-12 (4.14.0)?
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May 18, 2022May 18, 2022 PWorld

All about SharedPreferences in Android app- create, retrieve and delete the variable – Android Studio Tutorial

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  • Android
    • All about SharedPreferences in Android app- create, retrieve and delete the variable – Android Studio Tutorial
    • Alternative implementation of Environment.getExternalStorageDirectory() – deprecated API – for your Android App – SDK/ API level 30 and above.
    • Android Chat Message App – Part 2 – How to create custom unique ID and parse it for firebase db ?
    • Android Studio – Fix the error “Could not resolve com.android.tools.build:gradle:7.4.0”?
    • Android Studio – Fix the WebView error “The webpage could not be loaded because: net::ERR_CACHE_MISS”
    • Bubble Sort Algorithm solved in Android App using recursion.
    • Build a chat message App in Android Studio using Firebase database
    • Create a simple Alarm Clock App in Android Studio
    • Create a simple business App using SQL Lite Database in Android Studio – for beginners.
    • Create a stop watch or counter using broadcast and notification in foreground service in Android
    • Create Android chat message App with End to End AES(Advanced Encryption Standard) method in Firebase
    • Create location tracking Android App by exchanging location information over Firebase database.
    • Create your Firebase Realtime database Calendar App to store events or reminders? – Android 13 API 33
    • Design a location tracking App using GPS in Android Studio
    • Design custom browser Android App to access application like YouTube, Radio, News Channel
    • Difference between finish() and finishAndRemoveTask() in Android App code.
    • Difference between List vs Set in Java code of your Android App?
    • Enable google playstore in Emulator/ AVD (Android Virtual Device) in Android Studio
    • How to access external SD Card folder from your Android App? – Android 12 API 32
    • How to access file system using explorer or browser in your Android App? – complete source code.
    • How to access public files from the external directories, such as download or Image/ Picture folder, in your Android App? – Android 12 | API 31
    • How to access SMS or read last SMS in your phone using your App – Android Studio Java code?
    • How to access the battery level and ring an alarm automatically in your Android App? – complete code
    • How to add a new contact in phone using intent from your Android App?
    • How to add watermark in your PDF file from your Android App?
    • How to add/ save a new contact in phone directly from your App? – Android Studio code
    • How to adjust the volume of your Android Phone programmatically from your App? – Source code
    • How to auto fit (auto scale or Zoom) an image in webView of your Android App? – Android Studio code
    • How to build a simple video streaming Android TV App using WebView in Android Studio?
    • How to call or dial a phone number from your own custom Android App? – Complete Source code
    • How to check if a file exists (in download folder) from your Android App? – API level 30/ Android 11 and above
    • How to check internet connection from your Android App?
    • How to check palindrome word in your Android App? – complete source code
    • How to compress and reduce the size (resolution) of image file from your Android App? – Android 13 API 33
    • How to compute GCD (Greatest Common Divisor) or HCF (Highest Common Factor) in your Android App? Android Studio complete source code
    • How to connect to MS SQL Server database from your Android App? – complete steps
    • How to connect to the Oracle database using JDBC driver from your Android App? – Android Studio Example
    • How to control audio or ringtone settings of your Android phone remotely without Internet using SMS?
    • How to control screen brightness level through your custom Android App? – Complete source code
    • How to control the size of the text using the seekbar in the floating window in your Android App?
    • How to convert a float to int in your Android App?
    • How to convert drawable resource image into bitmap in your Android App?
    • How to convert JPG image file into PDF file in your Android App? – complete source code.
    • How to convert Latitude and Longitude location to an actual address and show on map in Android App?
    • How to convert Text to Speech in your Android App? – Complete source code
    • How to convert the Java code to Kotlin for your App in Android Studio?
    • How to copy files from one path to another (Download folder to App Data folder) from your Android App? – Android 12 API 32
    • How to create 2 launcher activities (app icon) using 1 apk installer for your Android App? – Android Studio tutorial – API 32 | Android 12
    • How to Create a Custom Calendar App to store reminders and events using SQLite Database in Android Studio?
    • How to create a GIF from JPEG images in your Android App?-Android Studio complete code
    • How to create a personal voice assistant Android App to create a text file? – complete source code
    • How to create a simple Android Camera App or Mirror App to preview the images using Android Studio?
    • How to create an Excel file from your Android App?
    • How to create and delete a file programmatically from your Android App?
    • How to create and open a file (pdf/image/text/doc) at user selected or Download folder using intent from your Android App?
    • How to create and read a PDF file in your Android 11 App?
    • How to create and save an image file in Download folder from your Android App? – Android 13 | API 33
    • How to create Assets directory in your Android Studio environment?
    • How to create background process in your Android App?
    • How to create custom camera App to take pictures in Android phone?
    • How to create foreground services and notification in your Android App?
    • How to create Microsoft Word Document (.docx) File from your Android App?
    • How to create multiple layouts and menu items in your Android App? – Switch layout and exit menu options
    • How to create or generate QR (Quick Response) Code in your Android App? – complete source code
    • How to create PDF file in your Android App? Complete source code using Android Studio
    • How to create scratch cards (without using 3rd party libraries/ dependencies) in your Android App?
    • How to create Service class to run a custom alarm clock in your Android? – Complete source code
    • How to create stored procedure in MS SQL database server and run (call) it from your Android App?
    • How to create walking step counter App using Accelerometer sensor and Shared Preference in Android?
    • How to create your custom video player App in Android?
    • How to create your Optical Character Recognition (OCR) Android App and convert the text into speech?
    • How to create your own Compass Android App using Magnetic Field and Accelerometer Sensors in Android Studio? – Complete Source code
    • How to create your own custom browser Android App? – Android Studio code
    • How to create your own custom Piano Android App? – using SoundPool API
    • How to create your own QR Code and Barcode scanner reader Android App? – complete source code
    • How to create your own snipping tool Android App to take part screenshot using onTouchEvent?
    • How to create your own Text Editor Android App for making text bold, italics, underline, alignment?
    • How to create your PDF reader Android App? – complete source code
    • How to customize long press app icon item list (ShortcutManager menu dialog) for your Android App?
    • How to customize the date and time in any format using the calendar API in your Android App?
    • How to customize the display icon of your Android App?
    • How to delay (wait for) the execution of methods by certain duration/ time in your Android App?
    • How to design a simple Audio Recorder App in Android Studio?
    • How to design rotating/ spinning roulette wheel in your Android App?
    • How to detect Ambient Light (Bright/Dark or Day/Night) and set the layout background accordingly in your Android App?
    • How to detect GPS is ON or OFF (enabled or disabled) from your Android App?
    • How to detect the Mobile Network Type (2G, 3G, 4G, 5G) from your Android App? – Android Studio Complete source code
    • How to detect the vibration or shaking of the phone in your Android App? – Android 12 | API Level 31
    • How to detect whether a user is typing or using the keyboard in your Android App?
    • How to detect whether Airplane mode is enabled or disabled (ON/ OFF) from your Android App programmatically?
    • How to develop a Quick Sort recursive Algorithm App in Android Studio?
    • How to develop an Android App for your retail business (B2C) using Firebase Database?-source code
    • How to display Ads (google ads banner admob) in your Android App to make money? – Android Studio complete steps
    • How to display gif (animated/ moving images) in layout of your Android app?
    • How to download an image file from AWS S3 using signed URL in your Android App?
    • How to draw the content of a canvas on SurfaceView and ImageView in your Android App?
    • How to edit the text in TextView using spannable string in your Android App?
    • How to enable “Allow all the time” location permission option for your Android App?
    • How to enable vibration or make your phone vibrate from your Android App?
    • How to enable/ disable the GPS (toggle-ON/ OFF) from Android App by calling intent from AlertDialog?
    • How to extract integers from alphanumeric string in your Android App?
    • How to fetch data from SQLite database and put that in a PDF File in your Android App? – source code
    • How to fix android.os.NetworkOnMainThreadException by defining StrictMode.ThreadPolicy in your Android Studio code?
    • How to generate bar code for any text in your Android App? – Android Studio Source code
    • How to generate pure random number in your Android App using sensor data of Temperature, Gravity, Gyroscope, pressure, proximity, etc.?
    • How to get alphabets from string (includes special characters, spaces) in Android App using regex?
    • How to get Bitmap from View (of a widget) from layout in your Android App? – Android 13 API 33
    • How to get current Date and Time in your Android App?
    • How to get current system volume level (Music, Alarm, Voice Calls) and set it on seekbar in your Android App?
    • How to get Date and Time from online servers in your Android App?
    • How to get IMEI (International Mobile Equipment Identity) number of your phone programmatically in your Android App?
    • How to get Latitude and longitude coordinates from the text address in your Android App without maps layout using Geocoder API?
    • How to get list and count of files of Download folder from your Android App? – API 33
    • How to get make, model, brand, etc. of the phone/ device in your Android App?
    • How to get SHA (SHA1/ SHA256) keys for your App in Android Studio?
    • How to get SSID of the Wifi using WifiManager.getConnectionInfo API in your Android App? – For SDK 29 (Android 10)
    • How to get telecom carrier name of any sim slot in your Android App?
    • How to get the device last location (using GPS/ Network) without using Map Layout in your Android App?
    • How to get the installation date of any App from your Android App?
    • How to get the list of all the Apps installed in your Android phone? – Android 12 | API Level 31
    • How to get the list of Apps installed on the phone from your Android App? – complete source code
    • How to get the Mac Address (Physical Hardware Address) of your phone’s (wifi) network from your Android App?
    • How to get the OS (operating System) version of the device in your Android App?
    • How to get unique Android ID of your phone/ device in your Android App?
    • How to give voice command to your phone from your custom Android App to perform certain operations?
    • How to highlight/ show marker at the touch points in your Android App using pop up window?
    • How to host your Android App on Google Play Store? – Step by step guide with Calculator App example
    • How to implement Biometric authentication in your Android App? – complete source code
    • How to implement fingerprint biometric authentication in your Android App? – complete source code
    • How to implement image classification/ labelling method in your Android App?
    • How to implement Interstitial Mobile Ads (AdMob) display in your Android Apps?
    • How to implement picture-in-picture mode for your Android App?
    • How to implement search view functionality in the App using Firebase Database in Android Studio?
    • How to implement smart live text search in your Android App?
    • How to implement swipe/ drag down refresh functionality using SwipeRefreshLayout in your Android App?
    • How to implement WorkManager to run background process (isWifiEnabled) in your Android App?
    • How to import external Jar files as libraries in Android Studio Environment?
    • How to import image as asset and show it in ImageView (as static image) in your Android App?
    • How to import Image Asset and use it as display icon of your Android App?
    • How to insert / put image in an excel file from your Android App?
    • How to insert floating pop-up window layout on top of the main layout in your Android App?
    • How to insert splash screen at the start of your Android App?
    • How to install Apps, such as Whatsapp, Telegram, etc. in your Emulator/ AVD (Android Virtual device) in Android Studio?
    • How to log call data such as number, name, duration, type(incoming or outgoing) in your Android App?
    • How to make constraint layout scrollable by using ScrollView and HorizontalScrollView in your Android App?
    • How to make your own custom paint (free hand drawing tool) Android App? – complete source code
    • How to modulate the speech by setting pitch & rate in TextToSpeech using SeekBars in your Android App?
    • How to move a button (or any widget) on touch in your Android App’s layout? – can be used while designing a game
    • How to navigate to Home screen (Layout/view) from your Android App programmatically using intent?
    • How to open a folder (Downloads folder) from Snackbar (toast) of your Android App?
    • How to open an image file (from download folder) using intent directly from your Android App?
    • How to open and convert a JPEG file (from Download folder) into Bitmap in your Android App?
    • How to open and send email using the native client directly from your Android App? – Source Code
    • How to open external (shared) Download folder using intent from your Android App?
    • How to Open/Start another App such as gmail, whatsapp, SMS, Facebook from your custom Android App?
    • How to password lock the PDF file from your Android App?
    • How to plot arrays (X and Y coordinates) on axes in your Android App without using dependencies or libraries?
    • How to print RecyclerView content in a PDF file from your Android App? – Android 13 | API 33
    • How to read and forward certain SMSes programmatically in your Android App? – complete source code
    • How to read different sensors data in your Android app? Demo using virtual sensors in Android 13 emulator
    • How to read or access the contacts saved in the phone from your Android App?
    • How to read texts from an image (OCR) using google vision library in your Android App?
    • How to RequestLocationUpdates if LocationServices.getFusedLocationProviderClient.getLastLocation always return null value in your Android App?
    • How to resize/ set the size of bitmap image using createScaledBitmap in your Android App?
    • How to restrict Dual App functionality for your Android App? – Android Studio code
    • How to restrict screenshots of your App’s layout from your Android app?
    • How to rotate the picture in ImageView of your Android app?
    • How to save edited text (bold, italic, underline, alignment) in SQLite database in your Android App?
    • How to scroll RecyclerView (Page up and down) programmatically from your Android App?
    • How to select colors with the Palette API in your Android App?
    • How to send email using gmail SMTP server directly from your Android App?
    • How to send Push Notification (cloud messaging) from Firebase console to your Android App? – Complete source code
    • How to send SMS automatically from your phone by programming in Android Studio java code?
    • How to set EditText for always Capital letter (upper case) input in your Android App?
    • How to set text color in the edit text or text view widget in your Android App?
    • How to set the color of the selected part of the text in EditText or TextView in your Android App?
    • How to set ToolTipText over any widget’s view (example WebView, TextView) of your Android app?
    • How to share bitmap image over Telegram, WhatsApp, google photos, etc. from your Android App?
    • How to share file or text on gmail, whatsapp, sms, Bluetooth from your Android App (share button)?
    • How to show images in Recycler View in your Android App?
    • How to show progress bar/ image while waiting for a function (INET/ IP address of a website) to finish in your Android App? – using java.util.concurrent
    • How to sort a string array using Insertion method in your Android App?
    • How to store image in MS SQL Server database and retrieve it from your Android App?
    • How to store images in SQLite database (insert, update, delete and fetch) in your Android App?
    • How to switch Night Mode/ Dark Mode ON and OFF programmatically in your Android App?
    • How to switch Torch or Flash Light on and off from your Android App? – complete source code
    • How to switch Wifi On and Off automatically or remotely in your Android App? – Complete Source Code
    • How to take screenshot from your Android 11 App?
    • How to take screenshot from your Android App and open the image file programmatically?
    • How to track your location using GPS and send it over sms in your Android App? – Complete Source Code
    • How to translate texts into different languages (English, German, Arabic, Korean) in your Android App using ML Kit?
    • How to trigger a notification from your Android App? – Complete source code
    • How to Turn ON location services (GPS) without navigating to settings page from your Android App?
    • How to update or edit an existing contact in your phone from your App? – Android Studio code
    • How to use Facebook Conceal Method to Encrypt your data like password before storing in SQLite Database in Android? – Complete source code
    • How to use onBackPressed method to quickly navigate to other layouts in your Android App?
    • How to view and download an image file from a URL using DownloadManager in your Android App?
    • How to wirelessly connect (over WIFI) physical phone in Android Studio for debugging your App’s code?
    • Record and Play the sound simultaneously (live stream over Bluetooth speaker) in your Android App?
    • Show string array in Recycler View of your app – Android Studio Tutorial
    • Solve “enable JavaScript if it is disabled in your browser” error in WebView of your Android App.
  • Selenium
    • How to check locators directly in the browser without any extra add-on/ plugin for Selenium?
    • How to drag and drop elements in selenium webdriver?
    • How to fix “ElementNotInteractableException” error in Selenium webdriver?
    • How to fix “Exception in thread “main” org.openqa.selenium.WebDriverException: Cannot find firefox binary in PATH” in selenium webdriver?
    • How to fix Webdriver wait or implicitly wait deprecated message error in Selenium webdriver?
    • How to handle browser navigations (Forward/Backward Buttons, close the browser) in Selenium?
    • How to maximize/ minimize/ full screen browser window in Selenium Automation?
    • How to Open/Close Browser through webdriver – Basic/First Program of Selenium?
    • How to prevent chrome browser from automatic updates for your Selenium test environment?
    • How to resolve “Response code 500” error in selenium webdriver- Could not create a session error?
    • How to resolve “IllegalStateException: path to be set by webdriver.chrome.driver” in selenium?
    • How to resolve “java.lang.IllegalStateException: The driver executable does not exist” in Selenium?
    • How to Resolve/fix session not created Exception i.e. “org.openqa.selenium.SessionNotCreatedException” in Selenium?
    • How to run Selenium code on Edge Browser (from downloading to invoking the browser)?
    • How to run the selenium web driver program in different browsers? How to change the chrome browser to Firefox browser?
    • How to solve “Webdriver cannot be resolved to a type” Error in Selenium?
    • How to take CSS Selector/Xpath using regular expression in Selenium?
    • How to take locators (xpath, etc) in Selenium and check locators in browser before using it in code to minimize the error?
    • How to write xpath in Selenium when properties has no unique values?
    • Resolve [UnexpectedTagNameException: Element should have been “select” but was “div”] in Selenium?
    • Selenium: Looping concept, how to implement loop in selenium script?
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    • 5 safety measures while downloading Android apps online
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    • File Mime Types for intent.setData – Android Studio
    • How to allow “Install unknown apps” in your Andorid phone?
    • How to check license details and toolboxes installed in your MATLAB environment?
    • How to continuously run a Java program until the “Enter” key is pressed? – Eclipse
    • How to convert .MOV or other video files extension to .MP4, .WMV or .MPEG file type readable by Windows Media Player using VLC?
    • How to create and install your custom toolbox in Scilab 6.1.1?
    • How to create your AdMob’s Ad unit to display google Ads on your Android Apps using your adsense and make money?
    • How to fix “No emulators are currently running. To launch an emulator, use the Device Manager or run your app while targeting a virtual device.” error in Android Studio?
    • How to import external Jar in your Java project in Eclipse 2019-12 (4.14.0)?
    • How to install flutter (plugin) in your Android studio development environment?
    • How to install flutter (SDK) in your Windows OS and use it in Android Studio IDE?
    • How to prevent or avoid online fraud or risk?
    • How to setup and run your first python program in Windows OS?
    • How to solve “Build was configured to prefer settings repositories over project repositories but repository ‘Google’ was added by build file ‘build.gradle'” error in Android App development?
    • How to solve Oracle database ERROR: ORA-12541: TNS:no listener?
    • How to Use MATLAB in Real Life?
    • Quick Tips to prepare for AWS Certified Developer Associate certification
    • What is a pure random number?
    • What to do when Flutter App stuck at “Running Gradle task ‘assembleDebug’… ” in Android Studio?
    • Writing a Paper in APA Format: Tips and Tricks for Students
  • iOS
    • How to build a simple calculator App for iOS in Xcode (swift)?
    • How to check a Palindrome word in your iOS App? – swift code using Xcode
    • How to create a simple text file in your iOS App? – Xcode tutorial using swift language
    • How to create your first iOS App using XCode?
    • How to edit UITextView by enabling AllowsEditingTextAttributes (create a Text Editor) in your iOS App to make selected text bold, italics, underline? – Xcode
    • How to get current date and time in your iOS App? -Xcode tutorial
    • How to get current location of the phone in your iOS App? – Xcode tutorial
  • MATLAB
    • 3-D plot, Surface Plot and Color Map using MATLAB Live Editor
    • Bubble Sort algorithm Solved using recursive MATLAB function
    • Design a GUI in MATLAB using AppDesigner – create a Simple Calculator
    • Design a simple Casino type Game in MATLAB using App Designer with Gauge and Spinner
    • Design a simple Game in MATLAB using App Designer
    • Design Advance and Basic Calculator, set buttons visible and invisible in MATLAB AppDesigner
    • Fibonacci series programming in MATLAB and Simulink Model for beginners
    • How to access web sites or internet using matlab and make a custom browser using app designer?
    • How to compute Factorial n using simple Stateflow Chart and recursive MATLAB Function?
    • How to compute the sum of Factorial in MATLAB and Stateflow?
    • How to connect and work with Oracle database in matlab using App Designer?
    • How to connect to Oracle database and run SQL queries from matlab command line and database explorer App?
    • How to create Alarm Clock using GUIDE in MATLAB?
    • How to create an Alarm Clock in MATLAB App Designer in Simple Steps?
    • How to create your video editor App in MATLAB using App Designer?
    • How to design a 3rd order differential equation in both Matlab script and Simulink model?
    • How to design a simple counter using App Designer private functions and properties?
    • How to design a simple email client using App Designer in MATLAB?
    • How to design a sound recorder and modulator in MATLAB using App Designer?
    • How to design counter in App Designer using MATLAB function and global variables in Simulink Model?
    • How to design Radio button, check boxes and drop down menu in MATLAB App Designer?
    • How to download an image file from internet and display in UIAxes using MATLAB script in App Designer?
    • How to generate PDF report using PUBLISH command in MATLAB?
    • How to plot discrete time signals using STEM in MATLAB and Simulink?
    • How to read numbers from an image in matlab using ocr (optical character recognition)?
    • How to run/execute a MATLAB live script or function from App designer?
    • How to send an email using MATLAB? How to check internet connection in MATLAB?
    • How to sort a String Array in MATLAB Script?
    • Insertion Sort Algorithm solved using MATLAB function.
    • Interpolation using interp function in MATLAB
    • Machine Learning Algorithm – Polynomial Regression in MATLAB App Designer R2018a
    • MATLAB App designer command line tutorial – design calculator in Easy steps
    • MATLAB App Designer toggle using Radio Button among multiple options in an Advance Calculator design
    • MATLAB Tutorial Calculator using GUIDE
    • Merge Sort algorithm solved using recursive MATLAB Function
    • Plot and subplot command using MATLAB Live Editor
    • Plot in UIAxes and demo of slider, knob and Gauge in App Designer in MATLAB
    • Quick Sort algorithm using recursive MATLAB function
    • Selection Sort algorithm solved using MATLAB Function
    • Simulate a model through App Designer, set parameters and plot outputs in App Designer
    • Text to Speech Conversion in MATLAB. Access Speech Properties of windows from MATLAB.
    • Webcam video Live Streaming in MATLAB App Designer
  • Simulink
    • All about Buses – Bus Creator, Bus Selector and Bus Assignment block in Simulink.
    • Basic model testing using Signal Builder block in Simulink
    • Create a Square Wave Generator using Level-2 S-Function and MATLAB Function block in Simulink.
    • Dependency Analysis and Reference Project in Simulink Project explained – SL Project Tutorial 2
    • Design a simple counter and reset counter in Simulink
    • Design a simple High Pass RC Filter using basic blocks of Simulink in MATLAB
    • Design simple Low Pass RC Filter using Simulink
    • Design two Mass Damper Spring System in Simulink
    • Draw Concentric Circles Plot in Simulink Scope
    • How to convert a pulse wave into square wave in Simulink and detect the edge of the pulse signal?
    • How to convert Square wave into Pulse wave/ Signal in your Simulink model in MATLAB R2023a?
    • How to create a subsystem and library block from any model in Simulink?
    • How to design a Decreasing Counter and reset counter in Simulink?
    • How to design a Pulse width modulation PWM signal using a clock timer block in Simulink?
    • How to design a simple Simulink Model to compute the Factorial of a number?
    • How to Design a Variant Subsystem in Simulink – explained using a simple example.
    • How to design an increasing and decreasing toggle counter in Simulink – MATLAB R2019a?
    • How to design Differential Equation (2nd Order) in Simulink – MATLAB?
    • How to design variable step increasing and decreasing counter in Simulink?
    • How to detect rising edge in signal in your Simulink model in MATLAB R2023a?
    • How to export Simulink scope data to Excel sheet file using writetable command in MATLAB?
    • How to implement Mask and define parameters on a subsystem Block in Simulink – MATLAB?
    • How to implement van der pol equation in Simulink – R2023a?
    • Model Callback and Block callback Functions Simulink – MATLAB R2018a
    • Model Referencing in Simulink – MATLAB R2018b
    • PID Controller (Proportional Integral Derivative) and plant model (Spring Mass Damper) in Simulink.
    • Simulink Project Tutorial 1: How to set it using GIT or SVN in MATLAB?
    • Simulink Width Block – find the number of signals in a bus or elements in a vector signal.
    • Spring Mass Damping System with added noise disturbance in Simulink – Part 2
    • Trace-ability between Simulink Model and Excel, Word or DOORs using SL Requirement (VnV) toolbox
    • Your Own Toolbox in Matlab – learn how to design, install and use a Custom Toolbox in MATLAB?
    • Design Spring Mass Damping System in Simulink
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