substitute – POFTUT

How To Use Sed To Find and Replace Text In Files or Standard Input

Sed or Stream Editor provides a lot of useful and dynamic functions. One of the most popular use case for sed is search and replace text in standard input output and text files. In this tutorial we will look various use cases of find and replace in sed. Substitute Command Sed have different verbs or … Read more

Python Regular Expression Operations – Regex

The regular expression is a popular topic in system administrators and developers. A regular expression is used to find structured text or string in single or multiple files. The best side of regular expression we can define whatever we want to match string in texts. Python supports and provides a lot of methods for regular … Read more