query: Java BufferedReader error: NullPointerException
positive_passages.docid: 49
positive_passages.text: What is a NullPointerException, and how do I fix it?
negative_passages.docid: 10867
negative_passages.text: How to avoid ArrayIndexOutOfBoundsException or IndexOutOfBoundsException?
negative_passages.docid: 94790
negative_passages.text: How to use readline() method in Java?
negative_passages.docid: 98866
negative_passages.text: Null Pointer Exception on getGraphics()
negative_passages.docid: 289
negative_passages.text: What is a NullReferenceException, and how do I fix it?
negative_passages.docid: 132022
negative_passages.text: BufferedReader skipping each second line
negative_passages.docid: 38443
negative_passages.text: ExecuteReader requires an open and available Connection. The connection's current state is closed
negative_passages.docid: 94342
negative_passages.text: Java - class.getResource returns null
negative_passages.docid: 144658
negative_passages.text: System.NullPointerException: Attempt to de-reference a null object ,sravn
negative_passages.docid: 30221
negative_passages.text: String, StringBuffer, and StringBuilder
negative_passages.docid: 58054
negative_passages.text: When is it OK to catch NullPointerException?
negative_passages.docid: 40818
negative_passages.text: What is an IndexOutOfRangeException / ArgumentOutOfRangeException and how do I fix it?
negative_passages.docid: 120566
negative_passages.text: Compare two objects in Java with possible null values
negative_passages.docid: 35129
negative_passages.text: Why does String.valueOf(null) throw a NullPointerException?
negative_passages.docid: 64332
negative_passages.text: avoiding null reference exceptions
negative_passages.docid: 35016
negative_passages.text: java.lang.NullPointerException at org.primefaces.component.datatable.feature.FilterFeature.filter
negative_passages.docid: 141129
negative_passages.text: InputStream returning NullPointerException (Java)