Category: Tips & Tricks

rsync examples

Where to start with Rsync command : 8 Rsync Examples

In this article, we are going to discuss some of the commonly used rsync examples that will familiarise you with rsync & help you get started with using rsync command. Rsync command is used...

Gitlab tutorial for Beginners

Informative guide to Gitlab tutorial for Beginners

This gitlab tutorial for beginners is actually a collection of various tutorials that we have already published & purpose of writing this tutorial is actually to make it easy for readers to get all...

examples of SED command

Let’s discuss some examples of SED command

Sed command or Stream Editor is one of the most utilised utility for Linux systems. It is mainly used for text substitution, find/replace operations & also other text manipulations like search, insertions deletion. We...

useful Linux shortcuts

Informative guide to useful Linux shortcuts

Using Linux means using command line interface aka CLI aka terminal on regular basis. Being good in using CLI is what separates a casual Linux user & an expert. In this tutorial, we will...

network monitoring

Monitoring network bandwidth with iftop command

System Admins are required to monitor IT infrastructure to make sure that everything is up & running. We have to monitor performance of hardware i.e memory, hdds & CPUs etc & so does we...

let's encrypt on centos

Create a free Apache SSL certificate with Let’s Encrypt on CentOS & RHEL

Let’s Encrypt is a free, automated & open certificate authority that is supported by ISRG, Internet Security Research Group. Let’s encrypt provides X.509 certificates for TLS (Transport Layer Security) encryption via automated process which...

compare files in Linux

Simple way to compare files in Linux for differences

There are many GUI tools available to compare files & folders to check for any changes or dissimilarities, but it does not mean that one can’t perform comparison or diff using CLI on a...

Send mail from terminal

Mail Command : Send mail from terminal on Linux machines

There are plenty of ways for sending email while using GUI , using browser or with an email client. But options are limited when it comes to command line interface aka CLI. In this...

create Bootable Linux Flash Drive

Learn to create Bootable Linux Flash Drive (using Ubuntu)

To be able to install Ubuntu or any other Linux OS or even any other OS like Windows etc, we either need a bootable FlashDrive or a DVD of the OS. In this tutorial,...

mount NTFS drives on Linux

How to mount NTFS drives on Linux easily

  Windows operating system uses NTFS for partitioning large Hard disk drives, whether they are local hdd or an external one. They can be easily used among systems but when these NTFS partitioned drives...

check Linux kernel

How to check Linux kernel & OS related information

Sometimes we might require the information about the Linux system we are running, information like Linux/Distro version, its kernel , release name etc. In this tutorial, we will discuss many commands with which we...

vim editor

Working with Vi/Vim Editor : Advanced concepts

Earlier we have discussed some basics about VI/VIM editor but VI & VIM are both very powerful editors and there are many other functionalities that can be used with these editors. In this tutorial,...

important logs to monitor

Important Logs to monitor to identify issues in the Linux system

An important part of System Administration is make sure that all the infrastructure is always up & working fine and if problems do arise on the servers, then to resolve those problems. We use...

dpkg command with examples

Package management in Ubuntu : Learn dpkg command with examples

Ubuntu, Debian & distros based on these uses .deb files for installation of softwares/applications on the system & in order to install these deb, we use dpkg package manager. With dpkg, we can install,...

Important Docker commands

Important Docker commands for Beginners

In our earlier tutorial, we learned to install Docker on RHEL\ CentOS 7 & also created a docker container. In this tutorial, we will learn some important Docker commands to manipulate a docker container....

restrict ssh access

SSH server: Restrict SSH access on Linux

SSH is easily the most used service when it comes to Linux server. With SSH, we can easily connect to a Linux system remotely with ease. And since it’s used so often & installed...