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In this tutorial I will show you addition of two numbers using java in android studio.

I am getting findViewByID returns null while running android application. "Attempt to invoke virtual method 'android.text.Editable android.widget.EditText.getText()' on a null object reference".

I want to add new Column to table. But while saving, It showing this warning message and not allowed to save.

When I was tried to restore the database but the restore of database is failed and showing the following error message.

I got this following error when I attempt to open an asp.net MVC Project in vs2019. "One or more projects in the solution were not loaded correctly."

In this tutorial I will describe how to find Laptop's Battery Health in windows 11.

In this tutorial I will show you how to solve this following error "Related Field got invalid lookup: icontains" in django python project.

In this tutorial I will show how to enable search feature in django admin. The search function in Django admin can be enabled and customised.

In this video tutorial I will show you how to check PAN & Aadhaar is Linked or NOT. You can check the status of your Aadhaar & PAN card linking by following these steps:

In this tutorial I will show how to customize pagination for django admin. Django admin already provides pagination by default. It shows 100 per page.