Tagged: regular expression

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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...

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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...

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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....

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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....

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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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Killing Linux Processes With killall Command

We have previously looked the command kill to kill process accordin to their names, owners etc. But using only kill command to kill a proccess according to its owner is done with supportive commands like...

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How To Check If String Contains A Specific Word in Php?

I have a string and want to check if the string provides some word I want to look. For example the string is like below

There are different way to achive this we...

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