Khawar Raza

Khawar Raza has asked 43 questions and find answers to 6 problems.

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About

I am working on Android applications for last 6 years and trying to have aligned vision, objectives, and goals to achieve win-win situation in every project.

Khawar Raza questions

How FCM(Firebase Cloud Messaging) works under the hood? [duplicate]
java.lang.outofmemory exception while reading excel file (xlsx) using POI
MySql Data truncated for column 'value' at row 1
LocationManager.removeUpdates(listener) not removing location listener
What is the concept of Pending Intent? Why and when we use Pending Intent? [duplicate]
Android Which is the best way to store URLs? Static data members or in String.xml?
Android-How to detect on resume that my app was killed by VM?
RecyclerView inside RecyclerView is not scrolling
Android button background selector
Large app size due to images. How to compress .PNG images?

Khawar Raza answers

NullPointerException when use findViewById() in AlertDialog.Builder
LocationManager.removeUpdates(listener) not removing location listener
how to convert listview to gridview
RecyclerView inside RecyclerView is not scrolling
Check if geo-location has been spoofed
How to use EditText onTextChanged event when I press the number?