query: Can't get Python regex backreferences to work
positive_passages.docid: 24295
positive_passages.text: Issue with regex backreference in Python
negative_passages.docid: 28966
negative_passages.text: Is gcc 4.8 or earlier buggy about regular expressions?
negative_passages.docid: 120603
negative_passages.text: Is there a way to precompile a regex in Perl?
negative_passages.docid: 73377
negative_passages.text: why is regex constructor not working?
negative_passages.docid: 143166
negative_passages.text: How do I get ruby to print a full backtrace instead of a truncated one?
negative_passages.docid: 43475
negative_passages.text: How can I concatenate regex literals in JavaScript?
negative_passages.docid: 141606
negative_passages.text: How can I recognize an evil regex?
negative_passages.docid: 63263
negative_passages.text: Backref package for page reference
negative_passages.docid: 47106
negative_passages.text: How to match all occurrences of a regex
negative_passages.docid: 156656
negative_passages.text: Why does this backreference not work inside a lookbehind?
negative_passages.docid: 3470
negative_passages.text: Quoting backslashes in Python string literals
negative_passages.docid: 10125
negative_passages.text: How does this regular expression work?
negative_passages.docid: 134307
negative_passages.text: Matching only a unicode letter in Python re
negative_passages.docid: 1685
negative_passages.text: Why does this Java regex cause "illegal escape character" errors?
negative_passages.docid: 266
negative_passages.text: re.findall behaves weird
negative_passages.docid: 30289
negative_passages.text: Python Regex - How to Get Positions and Values of Matches
negative_passages.docid: 6448
negative_passages.text: Reference - What does this regex mean?