w command tutorial in linux/unix with examples and use cases
linux w command - Show who is logged on and what they are doing. w displays information about the users currently on...
passwd command tutorial in linux/unix with examples and use cases
linux passwd command - modify a user's password.This post shares the syntax, options, related system files, return values, and common usage examples....
How to check which group the specify user belongs to
This article shares how to view the current login user of Linux system, how to view the current user's group, and how to view the...
linux iostat syntax and iostat examples
linux iostat command is an abbreviation for I/O statistics (input/output statistics). Iostat is a computer system monitor tool used to collect and show operating system...
Open SSH service in Ubuntu
SSH is divided into client (openssh-client) and server (openssh-server). If you just want to log in to SSH of other machines, you only need to...
curl vs wget difference and basic use
Curl and wget of Linux commands, curl and get have many similarities, such as the following downloads. To make a difference, curl is better at...
Linux crontab format and crontab examples
Linux crontab command is a command used to periodically execute programs. It uses the job scheduler cron to execute tasks. Crontab format: MIN HOUR DAY...