linux commands
Scripting in Linux requires a solid knowledge of the commands provided by the shell. Some of them are quite useful and somewhat complex to use like the rm command and others are simpler like the basename command. The latter, although with a somewhat limited utility, is essential in many scripts. The basename command In the …
Thanks to the potential of the Linux terminal, we can enjoy tools that allow us to keep an eye on the performance of the computer. This time we will talk about the vmstat command and you will also learn how to use it with some examples. In a nutshell, the vmstat command provides information about …
How to use Vmstat command in Linux explained with examples Read More »
One of the most powerful and controversial tools of Linux is the terminal. For many people, it is quite a strange thing to use, but it is one of the most efficient tools out there. In fact, if you plan to use Linux on a home or production server, the terminal will always be your …
How to Remove/Delete files in Linux usin rm Command Read More »
Linux cp command allows you to copy files and directories. By default, it works on file only. When you try to copy a directory, you get the cp: -r not specified; omitting directory error on the terminal. Let’s reproduce the error. Copy a file from src_file.txt to /home/atechtown/dest_dir folder. cp src_file.txt /home/atechtown/dest_dir This works fine for …
Why you get cp: omitting directory error in Linux and how to solve Read More »
TYPE is a Linux command which helps to identify the type of the input command if it is an alias, built-in, function, or keyword. You can also pass multiple commands as the input parameters. All the arguments to this command are optional. Syntax type [-afptP] name [name …] Options [afptP] -a – display all locations …
Type Command in Linux – (How to) Display Information About Command Read More »
Linux sleep command adds delay/pause for a specified amount of time. As per man sleep this command, Written by Jim Meyering and Paul Eggert. Part of GNU Coreutils. License GPLv3+: GNU GPL version 3 free software, you are free to change and redistribute it. There is NO WARRANTY Syntax sleep NUMBER[smhd] sleep OPTION Options Each argument is …
Linux Sleep Command – (How to) delay for a specified amount of time Read More »
WC is a Linux command to print newline, word, and byte counts for each FILE, and a total line if more than one FILE is specified. If there is no input file parameter or it is “-” and then it reads the input from the standard input device. Syntax wc [OPTION]… [FILE]… wc [OPTION]… –files0-from=F …
WC Command in Linux – (How to) Print Character, Byte, Newline and Word Count Read More »
whoami is a Linux/Unix command which prints the username associated with the current effective user ID. It is written by Richard Mlynarik and is part of GNU Coreutils. For complete documentation, run: info coreutils. Syntax whoami [OPTION]… Options –help:- Print help –version:- Display version information WHOAMI Command( Examples) Check below for additional examples 1. Print …
PWD is a Linux command which Prints the Current Working directory. Sometimes it is referenced as the Present Working Directory in some books. Syntax pwd [options]… Options -L – logical use PWD from an environment, even if it contains symlinks -P – physical avoid all symlinks –help – display this help and exit –version – …
PWD Command in Linux – (How to) Print Working Directory Read More »
Mailx is an character-based, intelligent mail processing system. You can use it to send and receive emails. This is based on Berkeley Mail 8.1 and provides the complete functionality of the POSIX mailx command. Extensions for MIME, IMAP, POP3, SMTP, and S/MIME are also available. Features of mailx, Enhanced features for interactive use Caching and …
mailx command in linux – send and receive Internet mail Read More »
