query: Null Pointer Exception - Events and Listeners
positive_passages.docid: 49
positive_passages.text: What is a NullPointerException, and how do I fix it?
negative_passages.docid: 23964
negative_passages.text: Why does Java have a "NullPointerException" when there are no pointers in Java?
negative_passages.docid: 92844
negative_passages.text: getOnClickListener() in Android views
negative_passages.docid: 110077
negative_passages.text: Is it good practice to NULL a pointer after deleting it?
negative_passages.docid: 108336
negative_passages.text: Nullable Object must have a value #2
negative_passages.docid: 140738
negative_passages.text: Does setting Java objects to null do anything anymore?
negative_passages.docid: 46944
negative_passages.text: Null pointer Exception - findViewById()
negative_passages.docid: 316
negative_passages.text: How to pass arguments to addEventListener listener function?
negative_passages.docid: 64332
negative_passages.text: avoiding null reference exceptions
negative_passages.docid: 59570
negative_passages.text: What is wrong with combining two programs with event handlers?
negative_passages.docid: 132398
negative_passages.text: What is null in Java?
negative_passages.docid: 157315
negative_passages.text: Gui JList ActionListener
negative_passages.docid: 11458
negative_passages.text: NullReferenceException in Unity
negative_passages.docid: 42612
negative_passages.text: Generics, arrays, and the ClassCastException
negative_passages.docid: 29684
negative_passages.text: How to check if an object is nullable?
negative_passages.docid: 66284
negative_passages.text: NullPointerException when Creating an Array of objects
negative_passages.docid: 32065
negative_passages.text: Attempt to de-reference a null object: Trigger