Latest Tutorials
mkdir Command Examples
mkdir is one of the essential Linux commands that every Linux user should know. You can create new directories using mkdir.
· Abhishek Prakash
dd Command Examples
The dd command in Linux is a utility for copying and converting files and has many practical uses.
· Christopher Murray
Get Information About a Command With Type Command in Linux
The type command tells you whether a Linux command is built-in shell command, where is its executable located and whether it is aliased to some other command. Here's how to use the type command in Linux.
· Christopher Murray
Use SSH Config File to Manage SSH Connections to Various Remote Servers
Using SSH profiles can help you in cases where you regularly connect to various servers. No need to remember the IP address and other such details for SSH connection.
· Abhishek Prakash
Getting Started With Tar Command
Tar is one of the most common tool used for archiving files in Linux. Learn how to create a tarball and how to extract it in the beginner's tutorial.
· Christopher Murray
Explained: Input, Output and Error Redirection in Linux
Redirection is an essential concept in Linux. Learn how to use stdin, stdout, stderr and pipe redirection in Linux command line.
· Abhishek Prakash
How to Upgrade Ubuntu Server to 20.04 from 18.04
This step by step guide shows how to upgrade Ubuntu 18.04 LTS server to 20.04 LTS over an SSH connection or otherwise.
· Abhishek Prakash
Control System Resource Usage With Ulimit Command
Ulimit is a built-in shell command designed to display, allocate, and limit resources. Learn how to use the ulimit command in Linux.
· Christopher Murray
How to Create Custom Docker Image With Dockerfile
The real power of Docker lies in tweaking the base docker image to your requirements. With that, you can easily and quickly deploy a custom Linux environment by running a container from that custom docker image.
· Avimanyu Bandyopadhyay
more Command Examples
Cat command output flooding your terminal screen? Learn to use more command in Linux to view large text files.
· Christopher Murray
Special File Permissions in Linux: SUID, GUID and Sticky Bit
You see an s instead of x in the file permissions? Linux has some special file permissions called SUID, GUID and Sticky Bit. Know more about them.
· Abhishek Prakash
How to Reboot Linux Using Command Line
Here are various ways to reboot a Linux system from the command line.
· Abhishek Prakash
Check How Long A Bash Script Takes to Run With Time Command
The time command in Linux measures how long a particular command or script runs. Learn how to use this command.
· Christopher Murray
How to Disable SSH Login With Password
One of the basic SSH hardening step is to disable password based SSH login. This reduces the risk of a brute force attack on your Linux server.
· Abhishek Prakash
top Command Examples
The top command provides a quick look at system resources and processes. You can also control it to use it as the task manager in Linux terminal.
· Christopher Murray
df Command Examples
The df command is used for checking disk space in Linux. Learn some of the most common usage of the df command in Linux.
· Helder
How to Install Multiple Discourse Containers on the Same Server
Installing multiple Discourse forums is not straightforward but it's not difficult either. Here are the steps to install multiple Discourse forums in Docker containers on the same Linux server.
· Avimanyu Bandyopadhyay
Checking Spellings in Linux Command Line
Linux command line is versatile. There are commands that can be used to perform spellcheck and find out misspelled words. Here's how!
· Abhishek Prakash
Learning Resources for CompTIA A+ Certification Exam
Preparing for CompTIA A+ certification? Here are some free and premium resource to help you pass this exam with flying colors.
· Ankush Das
Setup Visual Monitoring of InfluxDB Time Series Data in Grafana
Here's a step-by-step beginner's guide to setup visual monitoring of InfluxDB time series data in Grafana.
· LHB Community
5 Examples of Python While Loop
Wondering how to use while loop in Python? These 5 code snippets show how while loop is used in Python scripts.
· Ankush Das
Group Management Commands in Linux
Group is an essential part of Linux system management and security. Check out various commands that you can use for managing groups in Linux.
· Abhishek Prakash
How to Exit a Docker Container
This quick little docker tip shows how to exit a docker container.
· Abhishek Prakash
![How to Remove User From Group in Linux [Quick Tip]](/content/images/size/w30/format/avif/2020/06/remove-user-from-group.jpg)
How to Remove User From Group in Linux [Quick Tip]
Learn how to remove a user from a specific group in Linux command line.
· Abhishek Prakash
Install and Configure Webmin to Manage Linux Servers Remotely and Graphically
Learn to install and configure Webmin to manage Linux servers remotely and graphically.
· LHB Community
groupmod Command Examples
Learn how to modify group properties like group name and group ID with the groupmod command in Linux.
· Abhishek Prakash
groupdel Command Examples
Learn how to delete a group in Linux using groupdel command. Also learn what to do with files owned by the deleted groups.
· Abhishek Prakash
How to Install and Configure Grafana
Grafana is one of the most famous open source tools for monitoring and get information from several data sources. Learn to install and set up Grafana on Ubuntu.
· LHB Community
groupadd Command Examples
The groupadd command in Linux creates new groups. Learn how to use groupadd command to add new groups in Linux.
· Abhishek Prakash
Python Basics: How To Print in Python?
See how to print something in python. Also learn how to avoid some common mistakes while printing in Python.
· Ankush Das