In this video it shows how one can extract or filter all the digits (integers) from any alphanumeric string/ texts. It uses replaceAll method of the string to replace any non-numeric character with null (that is delete the non-numeric characters). In demo it shows how from our email ID –…
Tag: string
How to control the size of the text using the seekbar in the floating window in your Android App?
In this video it shows how one can implement a pop-up floating window and control certain elements, such as text size, using the seekbar. It uses the progress attribute of the seekbar to set the respective size of the text in the text view. I hope you like this video….
How to create and read a PDF file in your Android 11 App?
This video shows the steps to create and read a PDF file in an Android 11 App. It uses iTextpdf library for reading the PDF file and PdfDocument API from android.graphics.pdf to create the PDF file. It creates and reads from the same PDF file but the concept shown in…
How to log call data such as number, name, duration, type(incoming or outgoing) in your Android App?
This video shows a very simple and easy way to create a call logging Android App. In this App, it uses a very simple layout and a button to trigger call logging. However, a developer can use this concept to integrate in their much more advance App development. In the…
