grep Command in Linux
grep is a program for searching string patterns in files. It searches files for the patterns and prints the matching lines.
grep is a program for searching string patterns in files. It searches files for the patterns and prints the matching lines.
How to optimize the size of an image for sharing on Twitter so that the full image is visible in the tweet stream is explained.
A shell script, or bash script, is a list of commands written to automate some system operations work in Linux.
Shell is the command line user interface to a UNIX-like system. bash is the default shell under Linux.
tc is a user space program for managing qdiscs for network interfaces. tc is used for configuring traffic control in the kernel.
The ss command gives the socket statistics. It gives information about the network connections. ss is a replacement for the netstat command.
With Varnish 4.0, VCL has changed. The changed VCL for dropping cookies for a WordPress based site using Varnish cache server is provided.
A web page of a Drupal based web site getting stuck in maintenance mode. Steps required for resolution of the problem are given.
A website started giving the "502 Bad Gateway" error after a software update. Steps required for resolution of the error are given.
The umask command is used for setting a mask which is used for managing the permissions of files created by processes during a login session.