Tagged: regular expression


How To Exclude with Grep In Linux?

grep is very useful tool used by a lot of tech guys. grep provides different functions to match given text. We have all ready mentioned these useful options of grep. In this tutorial we...


Compare Vi vs Vim

Vi is old school text editor developed for Unix operating system. Linux distributions also provides vi by default. But what is is vim . Vim is improved version of the vi. Actually vi has a lot...


Awk Regular Expression Commands and Examples

Awk is very popular and useful tool for text and string manipulation. Regex or regular expression is generic language used to define text and string structures. Awk can Syntax Regular expression for awk can...


Javascript Regular Expression Operation

Regular expression is the language to define specific pattern for text data. Javascript supports regular expression. Regular expression is generally used like below. We will look different type of usage examples of regular expression....


Ultimate Sed Tutorial With Examples

Sed is stream editor. Sed is used to transform text according to different needs. Sed have a scripting language set too. Sed scripts can be run against files as we see our examples below....


Python Regular Expression Operations – Regex

Regular expression is popular topic in system administrators and developers. Regular expression is used to find structured text or string in single or multiple files. The best side of regular expression we can define...

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