query: Unable to match a regex pattern
positive_passages.docid: 6338
positive_passages.text: What is the difference between re.search and re.match?
negative_passages.docid: 34667
negative_passages.text: pattern matching in vim
negative_passages.docid: 152580
negative_passages.text: C# Regular Expressions with \Uxxxxxxxx characters in the pattern
negative_passages.docid: 29307
negative_passages.text: How do you match a caret (^) symbol in regex?
negative_passages.docid: 124258
negative_passages.text: How do you match one of two words in a regular expression?
negative_passages.docid: 155161
negative_passages.text: Regex misspellings
negative_passages.docid: 122924
negative_passages.text: Pattern Match symbols that begin with same letter?
negative_passages.docid: 125038
negative_passages.text: What is a "Nested Quantifier" and why is it causing my regex to fail?
negative_passages.docid: 63928
negative_passages.text: regex error - nothing to repeat
negative_passages.docid: 61587
negative_passages.text: simple java regex throwing illegalstateexception
negative_passages.docid: 74968
negative_passages.text: How can I validate a regular expression using jQuery Validation plugin?
negative_passages.docid: 12450
negative_passages.text: Regex problems in Apex
negative_passages.docid: 60090
negative_passages.text: Pattern to match L, but not L[_]
negative_passages.docid: 77246
negative_passages.text: Regex exec only returning first match
negative_passages.docid: 116844
negative_passages.text: Regex Help- Escaping Characters And Matcher Method
negative_passages.docid: 24295
negative_passages.text: Issue with regex backreference in Python
negative_passages.docid: 8026
negative_passages.text: Regex Pattern to Match, Excluding when... / Except between