query: How do I debug a NullPointerException?
positive_passages.docid: 49
positive_passages.text: What is a NullPointerException, and how do I fix it?
negative_passages.docid: 73285
negative_passages.text: Null Pointer Exception in XMl Parsing
negative_passages.docid: 78586
negative_passages.text: Why doesn't "System.out.println" work in Android?
negative_passages.docid: 29684
negative_passages.text: How to check if an object is nullable?
negative_passages.docid: 80631
negative_passages.text: NullPointerException but compiling?
negative_passages.docid: 480
negative_passages.text: What causes a java.lang.ArrayIndexOutOfBoundsException and how do I prevent it?
negative_passages.docid: 149666
negative_passages.text: Why can't a null-reference exception name the object that has a null reference?
negative_passages.docid: 104501
negative_passages.text: How do I enforce null checking?
negative_passages.docid: 98908
negative_passages.text: Is it good practice to set variables to null when they are no longer needed?
negative_passages.docid: 156400
negative_passages.text: NullReferenceException when using NUnit
negative_passages.docid: 97325
negative_passages.text: DialogFragment causing nullpointer crash
negative_passages.docid: 95706
negative_passages.text: In Java how can I validate a thrown exception with JUnit?
negative_passages.docid: 35016
negative_passages.text: java.lang.NullPointerException at org.primefaces.component.datatable.feature.FilterFeature.filter
negative_passages.docid: 132398
negative_passages.text: What is null in Java?
negative_passages.docid: 34224
negative_passages.text: What is an "index out of range" exception, and how do I fix it?
negative_passages.docid: 144658
negative_passages.text: System.NullPointerException: Attempt to de-reference a null object ,sravn
negative_passages.docid: 93104
negative_passages.text: What is a NumberFormatException and how can I fix it?