Android Tech Blog

I currently have one class with 4 methods. I need to change that to AsyncTask. Every method receive… Read more Asynctask, Multiple Different Operations

I am working to set some programming practices standards for my organization. Doing so i came acros… Read more Declare Local Variables As Late As Possible Or At The Nearest Curly Brace They Belong?

In most Android apps, onCreate() is overridden with the first bit of code being super.onCreate(save… Read more Android - Which Activity Methods Require A Super Constructor?

I want if the user enters an invalid number, two TextViews should change their texts. I looked up a… Read more Why Are My Textviews Null?

I come from the iOS world and just started with Android. I followed a java training so I know how t… Read more Button On Click Listener

I'm a noob to android and i am having an issue calling a method from another class. The method… Read more How Do I Resolve Nullpointerexception When Calling Methods?

I'm a noob to android. and I am getting an illegal argument exception when working with a SQLit… Read more How To Do I Resolve Illegalargumentexception?

I have code which should allow me to take value from calculator and use it further: //-------------… Read more OnActivityResult ()