Some interesting, informative and useful posts.


Well-Known Member
Thought I'd share here a few links to some posts teaching how to use some commands with examples.
1. 10 SCP Commands to Transfer Files/Folders in Linux
The basic SCP command without parameters will copy the files in the background. Users will see nothing unless the process is done or some error appears.
2. 12 Useful “df” Commands to Check Disk Space in Linux
The ‘df‘ command stands for “disk filesystem“, it is used to get a full summary of available and used disk space usage of the file system on the Linux system.
3. The Complete Guide to “useradd” Command in Linux – 15 Practical Examples
In Linux, a ‘useradd‘ command is a low-level utility that is used for adding/creating user accounts in Linux and other Unix-like operating systems. The ‘adduser‘ is much similar to the useradd command because it is just a symbolic link to it.
4. 18 Tar Command Examples in Linux
The tar command is used to rip a collection of files and directories into a highly compressed archive file commonly called tarball or tar, gzip and bzip in Linux.
5. 10 Practical Examples of Rsync Command in Linux
With the help of the rsync command, you can copy and synchronize your data remotely and locally across directories, disks, and networks, perform data backups, and mirror between two Linux machines.
6. 15 Practical Examples of ‘echo’ command in Linux
echo is one of the most commonly and widely used built-in command for Linux bash and C shells, that typically used in scripting language and batch files to display a line of text/string on standard output or a file.
7. 35 Practical Examples of Linux Find Command
The Linux find command is one of the most important and frequently used command command-line utility in Unix-like operating systems. The find command is used to search and locate the list of files and directories based on conditions you specify for files that match the arguments.

find command can be used in a variety of conditions like you can find files by permissions, users, groups, file types, date, size, and other possible criteria.
8. Linux traceroute command explained with examples
Traceroute is a command line utility that prints the route (or hops) that a packet takes to reach another host. It is used for network diagnostics. As its name suggests, the main purpose of a traceroute is to trace the IP route from a source to a destination inside an IP network, allowing administrators to better resolve connectivity issues. Traceroute will not only tell whether you have connectivity, but it will point out where is the problem precisely and why would that be happening.
9. Cut command in Linux with examples
The Unix or Linux cut command is an extremely useful tool for filtering information. Here is a brief overview for new Linux, macOS, *BSD and Unix users.
10. 16 basic cron command in Linux with Examples
In Linux/Unix, we can run and schedule many tasks automatically using the cron command. You can execute both commands once or at a regular interval. 'Cron' is widely used for scheduling repetitive jobs at regular intervals (run using commands listed in a table called 'crontab') and the 'at' procedure is used to schedule a job once in a specific time period. Crontab maintains individual crontab files for all users. These automated jobs will be hugely beneficial to many administrators who work with Linux servers.
11. 13 Basic Cat Command Examples in Linux
The cat (short for “concatenate“) command is one of the most frequently used commands in Linux/Unix-like operating systems. cat command allows us to create single or multiple files, view content of a file, concatenate
12. Mod Your Users with the usermod Command in Linux
usermod allows us to modify an existing user account. This tutorial will cover the fundamentals of the usermod command, as well as some of its different use cases.
13. Linux Tee Command Tutorial With Examples For Beginners
The tee is a simple, command line utility that accepts input and writes the output to a file and standard output (i.e. terminal). Tee command will mostly be used in shell scripts when you want to redirect the output to multiple files and further process the output.
14. These are 12 handy sed commands for Linux
sed is a powerful and useful tool in Unix/Linux for editing the content (files) line by line, including inserts, appends, changes, and deletes. Furthermore, it supports regular expressions, so it can match complex patterns. Commonly it is used to find and replace the strings in files like configuration files, bash scripts, SQL files, etc.
15. Managing Linux Processes Using the ‘ps’ Command: 15 Examples
The ps command in Linux is used to monitor all the currently running activities along with USER, PID, %CPU, %MEM, VSZ, RSS, TTY, STAT, START, TIME, COMMAND. It helps system administrators to find the PID (processes identifier) of all the running processes in order to monitor and troubleshoot the system.
16. 10 Screen Command Examples to Manage Linux Terminals
The screen is a full-screen software program that can be used to multiplexes a physical console between several processes (typically interactive shells). It offers a user to open several separate terminal instances inside a single terminal window manager.
17. 10 useful cd commands with examples
The "cd" (change directory) command in Linux/Unix is pretty simple. It is one of the standard routine commands for every Linux user. It permits you to switch directories from one to another via Terminal. The cd command works based on the absolute path and relative path.
Well, that's it, for now, as I might keep adding more to the list. Hope you find the links above helpful as a source to learn and benefit from. :)
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