linux

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

Features Of Git Fetch And Git Pull command

Reading Time: 3 minutes Git Fetch command Git fetch command works on the local repository where it only fetches the data from the remote repository to have a look what all the changes has been done by the developers or what all new commits are made by them. So that it updates the developer to work. But, it doesn’t makes a copy of the work instead it allows the Continue Reading

Intro to the amazing world of Shell scripting

Reading Time: 7 minutes Shell Scripting A shell script uses the Linux commands to perform a particular task. It provides loop and conditional control structures that repeat Linux commands or make decisions on which commands you want to execute. It will be very easy to learn if you already have some experience in programming (a very basic level will also work fine). Shell Scripting provides automation, makes repetitive task, Continue Reading

How to install python in target host using Ansible

Reading Time: 3 minutes Ansible is an open-source automation engine that automates software provisioning, configuration management, and application deployment. It is quickly becoming the popular configuration management tool today. It lets you to control and config the target nodes from single host machine. As we know the only requirement in target machine is the modern version of python installed. But what if the python version is not installed on Continue Reading

Let’s talk with Bash!

Reading Time: 4 minutes Bash is one of several well-known UNIX shells, its wide distribution with Linux makes it an important tool to know. It is an improved bourne shell and incorporates useful features from the Korn shell and the C shell. Let’s get started and talk with bash in some effective ways. What is Scripting? It basically involves writing a series of commands that are interpreted one by 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

Introduction to GNU Parallel

Reading Time: 2 minutes When you run commands on Linux, be they one at a time at the prompt or from a bash script, those commands run in sequence. The first command runs, followed by the second, followed by the third. Granted, the time between commands is so minuscule, the naked eye wouldn’t notice. For some instances, that may not be the most efficient means of running commands. If Continue Reading

Asymmetric Encryption

Reading Time: 3 minutes If used correctly, end-to-end encryption can help protect the contents of your messages, text, and even files from being understood by anyone except their intended recipients. It can also be used to prove that a message came from a particular person and has not been altered What does encryption do? A clear readable message is encrypted into a scrambled message. The scrambled message is sent 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

An Introduction to SSH – Secure Shell

Reading Time: 4 minutes What is SSH ? SSH is a network protocol that allows secure connection between different computers. SSH protocol also referred to as Secure Shell, provides many functionalities like, Strong connection and security Strong authentication Maintains connection integrity Strong encryption. In general, there are different ways for logging in to a remote machine, Know the password of that machine. SSH public and private keys. Host-based authentication Continue Reading