query: Getting a NullPointerException when using a new File call in a for loop
positive_passages.docid: 49
positive_passages.text: What is a NullPointerException, and how do I fix it?
negative_passages.docid: 135196
negative_passages.text: ArrayIndexOutOfBoundsException when iterating through all the elements of an array
negative_passages.docid: 81518
negative_passages.text: Find out what variable is throwing a NullPointerException programmatically
negative_passages.docid: 96843
negative_passages.text: What will happen when I call a member function on a NULL object pointer?
negative_passages.docid: 46944
negative_passages.text: Null pointer Exception - findViewById()
negative_passages.docid: 32262
negative_passages.text: How can I read a file even when getting an "in use by another process" exception?
negative_passages.docid: 10818
negative_passages.text: NullPointerException : println needs a message in android
negative_passages.docid: 144658
negative_passages.text: System.NullPointerException: Attempt to de-reference a null object ,sravn
negative_passages.docid: 124773
negative_passages.text: NullPointerException when calling service in onResume
negative_passages.docid: 131552
negative_passages.text: new ArrayList() failing in Java
negative_passages.docid: 58054
negative_passages.text: When is it OK to catch NullPointerException?
negative_passages.docid: 23999
negative_passages.text: NullPointerException while parsing XML callout response
negative_passages.docid: 15113
negative_passages.text: How to use an array list in Java?
negative_passages.docid: 50585
negative_passages.text: Create a new line in Java's FileWriter
negative_passages.docid: 68247
negative_passages.text: Concurrent Modification Exception : adding to an ArrayList
negative_passages.docid: 137692
negative_passages.text: NullPointerException when working with arrays
negative_passages.docid: 74201
negative_passages.text: getResourceAsStream() is always returning null