query: how to match "test\w*" but not "tester" with a single regex expression
positive_passages.docid: 1177
positive_passages.text: Regular expression to match a line that doesn't contain a word
negative_passages.docid: 113601
negative_passages.text: What is the difference between .*? and .* regular expressions?
negative_passages.docid: 71826
negative_passages.text: How do I grep for multiple patterns with pattern having a pipe character?
negative_passages.docid: 65529
negative_passages.text: How do I escape the wildcard/asterisk character in bash?
negative_passages.docid: 142285
negative_passages.text: What's the regular expression that matches a square bracket?
negative_passages.docid: 28459
negative_passages.text: How do regular expressions differ from wildcards used to filter files
negative_passages.docid: 29307
negative_passages.text: How do you match a caret (^) symbol in regex?
negative_passages.docid: 52235
negative_passages.text: Case insensitive regular expression without re.compile?
negative_passages.docid: 130250
negative_passages.text: regex: creating an exception for r:a.?b.?c
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negative_passages.text: Bash regex =~ operator
negative_passages.docid: 5861
negative_passages.text: How can I test properties of a symbol from the string name without the symbol completely evaluating
negative_passages.docid: 90078
negative_passages.text: Non greedy (reluctant) regex matching in sed?
negative_passages.docid: 75716
negative_passages.text: How can I find the location of a regex match in Perl?
negative_passages.docid: 1978
negative_passages.text: What to do Regular expression pattern doesn't match anywhere in string?
negative_passages.docid: 54939
negative_passages.text: Regular expression: match start or whitespace
negative_passages.docid: 75335
negative_passages.text: Bash test: what does "=~" do?
negative_passages.docid: 141213
negative_passages.text: How do I check if a filename matches a wildcard pattern