query: What is the cause of java.lang.NullPointerException ? working with apache-Flink
positive_passages.docid: 49
positive_passages.text: What is a NullPointerException, and how do I fix it?
negative_passages.docid: 103797
negative_passages.text: Android:android.view.ViewRoot$CalledFromWrongThreadException - How to solve the problem?
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negative_passages.text: StringBuilder append() and null values
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negative_passages.text: BufferOverflowException when building application
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negative_passages.text: getting exception while putting list data into the map
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negative_passages.text: java.lang.StackOverflowError trying to parse in a AsyncTask
negative_passages.docid: 137692
negative_passages.text: NullPointerException when working with arrays
negative_passages.docid: 23317
negative_passages.text: How do I fix a NoSuchMethodError?
negative_passages.docid: 92797
negative_passages.text: How to debug NullPointerException in selenium-java
negative_passages.docid: 55830
negative_passages.text: What's the rationale for null terminated strings?
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negative_passages.text: Find out what variable is throwing a NullPointerException programmatically
negative_passages.docid: 85964
negative_passages.text: Android: ClassNotFoundException when passing serializable object to Activity
negative_passages.docid: 87728
negative_passages.text: ArgumentNullException or NullReferenceException from extension method?
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negative_passages.text: How to handle NULL values when inserting with the Dataloader(.io)
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negative_passages.text: NullReferenceException in Unity
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negative_passages.text: Compiler warning: null reference exception
negative_passages.docid: 128142
negative_passages.text: java.lang.NullPointerException at org.apache.jsp.foo_jsp._jspInit(foo_jsp.java:22)