query: Getting Null pointer exception when trying to add two string elements
positive_passages.docid: 49
positive_passages.text: What is a NullPointerException, and how do I fix it?
negative_passages.docid: 86293
negative_passages.text: How do I concatenate two strings in Java?
negative_passages.docid: 79477
negative_passages.text: Why is "null" present in C# and Java?
negative_passages.docid: 71405
negative_passages.text: String Concatenation Vs String Builder Append
negative_passages.docid: 62301
negative_passages.text: String array initialization in Java
negative_passages.docid: 101165
negative_passages.text: "Incompatible operand types int and string"
negative_passages.docid: 141129
negative_passages.text: InputStream returning NullPointerException (Java)
negative_passages.docid: 64200
negative_passages.text: Can Java's NullPointerException be changed to report on which variable was null?
negative_passages.docid: 70532
negative_passages.text: NullReferenceException after POST
negative_passages.docid: 39810
negative_passages.text: What is "string[] args" in Main class for?
negative_passages.docid: 10867
negative_passages.text: How to avoid ArrayIndexOutOfBoundsException or IndexOutOfBoundsException?
negative_passages.docid: 46944
negative_passages.text: Null pointer Exception - findViewById()
negative_passages.docid: 31949
negative_passages.text: String vs. StringBuilder
negative_passages.docid: 46857
negative_passages.text: Compiler warning: null reference exception
negative_passages.docid: 43965
negative_passages.text: String s = "a" + "b" + "c"; Can anyone tell for this statement how many object will be created
negative_passages.docid: 34172
negative_passages.text: How to parse a string into a nullable int
negative_passages.docid: 95557
negative_passages.text: Replace Multiple String Elements in C#