The sed command is one of those commands I have never put enough attention in Linux. A mistake! The sed command (Stream Editor) is a very powerful one to know. It is used to find and replace text patterns. Sed command standard sysntax To replace all instances of Paco with Timo in a file.txt: s/ …
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Regular Expressions (regex) in Linux
Regular Expressions (regex) are one of the most powerful tools for Linux sysadmins when searching logs, parsing configs, or cleaning up files. I found some practical real-life examples you’ll may use on your day-to-day SysAdmin routine. First, I needed to brew a great cup of Catimor coffee variety for more inspiration. Below are some brief …