query: Java regex resulted in null pointer exception error
positive_passages.docid: 49
positive_passages.text: What is a NullPointerException, and how do I fix it?
negative_passages.docid: 114349
negative_passages.text: What is a null-terminated string?
negative_passages.docid: 145012
negative_passages.text: In a java regex, how can I get a character class e.g. [a-z] to match a - minus sign?
negative_passages.docid: 64366
negative_passages.text: Matching an optional substring in a regex
negative_passages.docid: 21485
negative_passages.text: While using INDEX and REGEXEXTRACT, how can I return blank cell instead of 0
negative_passages.docid: 131388
negative_passages.text: using regex for math expressions in java?
negative_passages.docid: 35590
negative_passages.text: How to fix NullPointerException in Java?
negative_passages.docid: 21579
negative_passages.text: Can I test if a regex is valid in C# without throwing exception
negative_passages.docid: 13586
negative_passages.text: Why do regex constructors need to be double escaped?
negative_passages.docid: 73377
negative_passages.text: why is regex constructor not working?
negative_passages.docid: 38780
negative_passages.text: Checking for null before ToString()
negative_passages.docid: 6882
negative_passages.text: try catch exception always returns null
negative_passages.docid: 95313
negative_passages.text: String.split returning null when using a dot
negative_passages.docid: 20678
negative_passages.text: Escape string for use in Javascript regex
negative_passages.docid: 98954
negative_passages.text: How to set a time limit on a java function running a regex
negative_passages.docid: 152580
negative_passages.text: C# Regular Expressions with \Uxxxxxxxx characters in the pattern
negative_passages.docid: 153057
negative_passages.text: Can I use a Regex in an XPath expression?