The grep command is a powerful command line tool in Linux used to search and filter out specific patterns or strings in a file, directory, or even in the output of other commands. You may be wondering ...

37 thoughts on “ Linux Fu: Regular Expressions ” Jerry says: March 9, 2018 at 7:05 am Ah, fu. ... but there are plenty of great uses outside of strictly Linux, or even the command line generally.

W hile Linux isn't strictly a text-only system, it has a reputation for making better use of plain text than any other ...

Unix utility SED provides an effective and versatile way of deleting one or more lines from a designated file to match the needs of the user. This Unix command is used for command line processing.

The linux-rex is a loadable kernel module providing eBPF helper functions for processing regular expressions. It uses Hyperscan as a runtime and configuration tool. Hyperscan is a high-performance ...

Regular expressions — the things you feed to programs like grep — are a bit like riding a bike. ... Linux Fu: Use The Source (Command), Luke. Linux Fu: USB Everywhere.