linux

How to encrypt and decrypt files using GPG

Reading Time: 3 minutes In Linux, you keep your data in form of files. But what if the data you are storing is sensitive. How can you protect that from unauthorized access? One of the ways is encrypting the files using GPG. In this blog, I’ll tell you what GPG is and how you can use it to encrypt and decrypt files in the Linux system. What are GPG Continue Reading

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5 Debian Package Management Tools you need to know

Reading Time: 4 minutes Hi everyone! Today in this tutorial, we’re going to look at 5 different package management tools that Debian uses specially in DevOps. Above all, Before diving in, lets take a brief look at what Package Management actually is. What is Package Management? Firstly, A package generally refers to a compressed file archive containing all the files that come with a particular application. These are referred Continue Reading

Creating and mounting an ext4 file system

Reading Time: 4 minutes What is Ext4 file system? The ext4 or fourth extended filesystem is a widely-used journaling file system for Linux. The ext4 file system is a scalable extension of the ext3 file system. It was designed as a progressive revision of the ext3 file system and overcomes a number of limitations in ext3. After installation, it is sometimes necessary to create a new file system. For Continue Reading

Understanding Swap Space in Linux: A Practical Guide

Reading Time: 4 minutes If you are a Linux user, then you have definitely heard about Linux Swap. But the reason you may be here is that either you may not know what exactly it is or how to use it. In this blog, I’ll be covering the concept of swap space and some of its practical implementations. So, let’s start. What is Swap Space? You probably know that Continue Reading

Basic Linux Commands for Beginners

Reading Time: 8 minutes Learn basic commands for Linux, a free and open-source operating system that you can make changes to and redistribute. What is Linux? Linux is an operating system’s kernel. You might have heard of UNIX. Well, Linux is a UNIX clone. But it was actually created by Linus Torvalds from Scratch. Linux is free and open-source, that means that you can simply change anything in Linux Continue Reading

Self hosted Gitlab server using LXC

Reading Time: 6 minutes In this Blog, I will be sharing a quick guide on how to install Gitlab in your Debian system. Ever thought How http://github.com , https://gitlab.com works , or how can i create my own Version control system locally for just my use and testing , or ever want to create personalised git instance like http://github.com for your group of contributors or developers . Don’t use Docker container for this installation process Continue Reading

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Small Peek into Bash

Reading Time: 8 minutes What is Bash ? or what’s that Black screen that normally appears in Linux as Terminal. Thats what is Bash and we are going to have a peek of it in this Blog. Bash is a Unix shell written by Brian Fox for the GNU Project as a free software replacement for the Bourne shell. It was released in 1989 and has been distributed as Continue Reading

BIOS vs UEFI

UEFI v/s BIOS

Reading Time: 3 minutes BIOS and UEFI are two of a kind, but completely different from each other. They serve one major purpose: booting the machine and they do it in different ways and with different options. Without them, all your hardware and the very machine you’re reading this blog on, wouldn’t even start. But what are the differences? And why are they mutually exclusive? BIOS BIOS stands for Continue Reading

Dangerous Linux Commands

Reading Time: < 1 minute **Warning:** These commands should NEVER be executed on will. They will most likely destroy your system (or ruin a major part) before you can stop them, however, if you want to see how they work, you could run them inside a Virtual Machine. So, let’s get started: This command basically means “remove all files (even Read-Only files) recursively in the root (top) directory” (can also Continue Reading

Users and Groups in Linux

Reading Time: 4 minutes Hello readers, welcome to my blog on users and groups in Linux. As we know that Linux is a multi-user operating system, we’ll see how to add and configure the users and groups in Linux. What does multi-user mean? An operating system is considered as multi-user when it allows multiple users to access a computer. Also, Keeping security in mind, it does not allow a Continue Reading