query: Can't change color of ActionBar in MainActivity (NullPointerException)?
positive_passages.docid: 49
positive_passages.text: What is a NullPointerException, and how do I fix it?
negative_passages.docid: 145736
negative_passages.text: How do I create a transparent Activity on Android?
negative_passages.docid: 66421
negative_passages.text: How can I change the color of this object properly?
negative_passages.docid: 145343
negative_passages.text: Colored progressbar
negative_passages.docid: 143664
negative_passages.text: setOnClickListener crashs my android app
negative_passages.docid: 87341
negative_passages.text: How do you add an ActionListener onto a JButton in Java
negative_passages.docid: 58040
negative_passages.text: Android SDK AsyncTask doInBackground not running (subclass)
negative_passages.docid: 156518
negative_passages.text: How to get text on an ActionBar Icon?
negative_passages.docid: 64200
negative_passages.text: Can Java's NullPointerException be changed to report on which variable was null?
negative_passages.docid: 106771
negative_passages.text: How to change action bar size
negative_passages.docid: 20366
negative_passages.text: Actionbar not shown with AppCompat
negative_passages.docid: 129164
negative_passages.text: How to get the ActionBar height?
negative_passages.docid: 98866
negative_passages.text: Null Pointer Exception on getGraphics()
negative_passages.docid: 12950
negative_passages.text: Java doesn't show menu text
negative_passages.docid: 145361
negative_passages.text: How to change the color of an array element in android?
negative_passages.docid: 131670
negative_passages.text: JMenu ActionListener
negative_passages.docid: 73120
negative_passages.text: Nullpointerexception when trying to send data from activity to class