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Patterns (Regular Expressions) – A Primer for Computational Biology
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 with Regex in SED - Stack Overflow](https://i.stack.imgur.com/x0rQ8.png "bash - Match and Replace  with Regex in SED - Stack Overflow")
bash - Match and Replace  with Regex in SED - Stack Overflow
Regex capture group works in Javascript and regex101, but not in sed - Stack Overflow
