Latest Tutorials
Introduction to Virtualization: A Comprehensive Guide for Beginners
This is a complete beginner's introduction to virtualization. Learn types of virtualization, its essential components and benefits.
· Avimanyu Bandyopadhyay
Why is Kubernetes Called K8s?
What is K8 or K8s? Is it the same as Kubernetes or is there some difference? This quick article explains all of this.
· Abhishek Prakash
How to Sort Top Command Based on Memory Usage
Top command shows the most CPU consuming processes first. Learn how to sort top on memory usage instead.
· Abhishek Prakash
What's the Difference Between Git Switch and Checkout?
You can use both git checkout and git switch for switching between branches. But why do we have two commands for the same thing?
· Abhishek Prakash
How to Install Vim in a Docker Container
You are likely to not find Vim editor installed in your Docker container. Here's how to get it.
· Abhishek Prakash
How I Built a Homelab on the Budget
Want to set up a homelab? Here's how I used old hardware and open source software to build my homelab.
· Helder
Setting Hostname in Docker Compose
In this quick Docker tip, you'll learn how to set a hostname for your container via Docker Compose.
· Avimanyu Bandyopadhyay
Installing Alpine (or other Linux) on VPS or Bare Metal Server
VPS and cloud server providers offer a narrow selection of Linux distributions. Here's how I installed a distro of my choice on my OVH server.
· LHB Community
What is a Hypervisor? What's the Difference Between Type 1 and 2?
A quick look into how hypervisors work and the difference between their two types.
· Avimanyu Bandyopadhyay
What's the Difference Between curl and Wget?
curl and Wget are widely used for downloading files from the web in the Linux terminal. So, what's the difference and which one is better?
· Hunter Wittenborn
How to Upgrade Docker Containers Automatically When Updating Dockerized Web Apps
Updating WebApps is a regular task for sysadmins. Upgrading the containers that hold them is another extra effort. Automate that & make life easier.
· Avimanyu Bandyopadhyay
How to Change the Partition Scheme on Your Linux Server?
This tutorial focuses on Virtual Private Servers as a practical use case, but it's also a guide on how to reduce a partition size on any (Debian) Linux machine via the command line.
· LHB Community
What is a Homelab and Why Should You Have One?
Having a homelab setup has multiple advantages. Learn what it is and why you should consider a homelab for yourself.
· Helder
Docker Compose Up vs Start and Down vs Stop: Differences Explained
For a beginner on docker-compose, terms like docker-compose up, start, down and stop could be a quite overwhelming. This article explains the difference with detailed examples.
· Avimanyu Bandyopadhyay
Where are Docker Images, Containers and Volumes Stored on the Linux Host System?
Some quick tips to let you know where Docker Images, Containers and Volumes are located on your Linux server host.
· Avimanyu Bandyopadhyay
find Command Examples
Learn the super powerful and super useful find command with these practical examples.
· Abhishek Prakash
Useful Bash Commands You May Not Know About
Here are some lesser known but useful bash commands that will help make the shell scripts you write cleaner and more maintainable.
· Hunter Wittenborn
Guide for Upgrading to MongoDB 5.0 and Rocket.Chat 4.0 on Docker
The Docker way to change the deprecated database storage engine MMAPv1 to WiredTiger on MongoDB, as well as upgrading MongoDB and Rocket.Chat.
· Avimanyu Bandyopadhyay
What is Shebang in Linux Shell Scripting?
The seemingly insignificant #! characters at the beginning of a shell script has a major significance on how your script will be executed.
· Abhishek Prakash
Replacing a Substring With Another String in Bash
Learn how to replace a single or multiple occurrences of a substring inside a string in Bash.
· Avimanyu Bandyopadhyay
Unusual Ways to Use Variables Inside Bash Scripts
You might have used variables in Bash before, but probably not like this.
· Hunter Wittenborn
3 Ways to Watch Logs in Real Time in Linux
Here's how to use tail command effectively for watching log files in real time. Less and Mutitail commands also come in handy.
· Abhishek Prakash
HumanOps: In Dire Need Of Intellectual Humility
HumanOps is not hugely popular in the DevOps Community, and it is high time we start discouraging burnout and superhero culture.
· Avimanyu Bandyopadhyay
Ping Command Not Found? Install Ping on Ubuntu
If you are running Ubuntu in a Docker container, ping command will be missing. You can install ping on Ubuntu with this simple trick.
· Abhishek Prakash