Linux

lshw (list hardware) command is a small tool that generates detailed reports about various hardware components, including CPU version, memory configuration, cache information, bus speed, etc. on the system. lshw command is able to do so because it reads various files located in the /proc directory. To display complete information you must be root user …

lshw command in Linux, Uses of lshw command in Linux with examples Read More »

Syntax of tee command tee [option] [file] tee command options To get help with tee command and display all options available for tee command use tee –help command. tee –help tee –version tee command usage with examples free | tee memory.txt Here I am using tee command pipe with free command and output of free …

tee command in Linux, Uses of tee command with examples Read More »

  last –help   last –version last   last -number   last -5   last -a   last -d   last -f filename   last -F   last -i   last -n   last -R username   last -s last -t last -p     last -w username   last -x last -s -5days -t …

last command in Linux, Uses of last command with examples Read More »

whoami command in Linux is used to display the name of the currently logged-in user in a shell. It displays the user name associated with the current effective user ID. Uses of whoami command with example To get help about whoami command and find available options for whoami command, use whoami –help command. whoami –help Display …

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wc command is an abbreviation for word count and wc command is mainly used for counting purpose. It is used to count the number of characters, words, new lines, and bytes in a file or standard input. In this tutorial, you will learn about wc command in Linux/Unix and the uses of wc command with …

wc command in Linux/Unix, Uses of wc command with example Read More »

The main purpose of the w command is to monitor users. w command in Linux displays currently logged-in users and what they are doing. It also shows the system load average, login time, idle time, from where users are logged in etc. In this tutorial you will learn about w command in Linux/Unix and use …

w command in Linux/Unix, Uses of w command with example Read More »

free command in Linux displays the summary of RAM usage. It shows the information about the total amount of used, free,  swap and buffers memory. In this tutorial, you will learn about free command in Linux/Unix and uses of free command with examples. Syntax of free command free [OPTIONS] Options available with free command To know …

free command in Linux/Unix, Uses of free command with example Read More »

factor command in Linux is used to print the prime factor of any given number. In this tutorial, you will learn factor command in Linux/Unix and uses of factor command with example. Prime factor: A factor which is a prime number and not a composite number is a prime factor. Prime Number: A number that can …

factor command in Linux/Unix, Uses of factor command with example Read More »

  id –help id –version id id -u   id -g id -G id -un   id -ur id -znG id programbr id -G programbr id -g programbr id -u programbr id -ng programbr id -nu programbr id -nG programbr