Most useful practical instances of grep command.

Grep is a command-line tool for searching text data sets for lines matching a usual expression fashioned by Ken Thompson. grep command was initially developed for the Unix operating system, but is offered now for all Unix-like systems. The grep name originally comes from the ed command g/re/p...
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How to flush cache contents of memcached server on linux system

memcached is open source, high-performance, distributed memory object caching system, which generally used to increase speed of dynamic database as well as websites by caching data and objects in memory (RAM) to reduce server loading time. Memcached was essentially programmed by Brad Fitzpatrick for his website and it...
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How to install and configure MySQL workbench on linux system

Install mysql workbench 5.6 MySQL Workbench is a combined and most useful visual tool for developers, database architects, and database administrators. MySQL Workbench provides data modeling, data designing SQL development, and wide-ranging administration tools for server configuration, user administration, data backup, and other useful tools. MySQL Workbench is...
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Error 451 temporary local problem – please try later

Error 451 temporary local problem – please try later Some time client getting the issue such as “451 temporary local problem – please try later.” while shooting the mail from WHM/cPanel based exim mail server. So follow the below steps to resolve the issue. Open the cli session...
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