What is Activity.finish() method doing exactly?

When calling finish() on an activity, the method onDestroy() is executed. This method can do things like: Dismiss any dialogs the activity was managing. Close any cursors the activity was managing. Close any open search dialog Also, onDestroy() isn’t a destructor. It doesn’t actually destroy the object. It’s just a method that’s called based on a certain state. So your instance … Read more

Cannot resolve symbol ‘AppCompatActivity’

A little addition to other answers here, for anyone having the same error while using the right lib version and the right class. When I upgraded to In which ActionBarActivity is deprecated and empty and AppCompatActivty is the way to go, due to some glitch in Android Studio, It didn’t quite pick up on version change. i.e. Even though … Read more

I can’t find adb_usb.ini file in .android folder?

If the adb_usb.ini file is not present in the .android folder, we can create it. It should contain device vendor hex values, one per line. Steps for Windows 7/8: Go to C:\Users\<user name>\.android Create a file. Rename to adb_usb.ini Paste the following lines:# add your vendor IDs, one per line 0x1949 0x18D1

C2DM: How to use C2D_MESSAGE permission?

The receivers they claim you need at the top in the summary appears to be a mistake in the documentation, as it does not match the manifest example. “Receivers for com.google.android.c2dm.intent.C2D_MESSAGE and com.google.android.c2dm.intent.REGISTRATION.”) I got the examples they give to work using simply the example manifest entries tweaked to match my particular application’s package name. … Read more

Hata!: SQLSTATE[HY000] [1045] Access denied for user 'divattrend_liink'@'localhost' (using password: YES)