LinuxTechLab Blog

DNF command with examples

Mastering DNF command with examples

DNF was first made available in Fedora 18 & with Fedora 22, it had replaced Yum to become default package manager for handling the system package files. DNF or Dandified YUM is actually a...

install nvm on linux

Install NVM on Linux: Maintain multiple NodeJS versions with Node Version Manager

We have earlier discussed How to install Node.js on Linux systems. In this tutorial, we will learn about NVM & process to install NVM on Linux. NVM stands for Node version manager & as...

replicate selinux policies

How to replicate SELinux policies among Linux machines

SELinux or Security Enhaced Linux, is a set of kernel modification & user-space tools, that implements access policies called MAC (Mandatory access controls). It reduces privileges for any server or service to minimum required...

Amazon EBS

5 Lesser-Known Facts about Amazon EBS Could Save You Time and Money

Overview of EBS Amazon Elastic Block Store is a storage service based on block-level storage volumes. EBS volumes comprise blocks that are spread across various devices, which you can use to store Elastic Compute...

mysql workbench for linux

Simple guide to install MySQL WorkBench for Linux (Ubuntu & RHEL/CentOS)

MySql Workbench for Linux is GUI (Graphical User Interface) for MySql. It acts as a graphical frontend for MySql databases & is used extensively by Developers, DBAs & Database Architects alike. MySql workbench for...

yum tips

Some pretty useful YUM tips & tricks

Yum is the default package manager for RPM packages on RHEL & CentOS. And most of you working on these OS should be familiar with it (for those of you who are not, read...

Easy guide to install MySQL on Ubuntu

MySQL is one of the most famous Free & Open Source Relational Database system. MySQL uses a relational database & structured query language (SQL) to manage all the data. Its one of the most...

curl command with examples

Learn to use CURL command with examples

Curl command is used to transfer files to and from a server, it supports a number of protocols like HTTP, HTTPS, FTP, FTPS, IMAP, IMAPS, DICT, FILE, GOPHER, LDAP, LDAPS, POP3, POP3S, RTMP, RTSP,...

useful linux commands

Useful Linux Commands that you should know

If you are Linux system administrator or just a Linux enthusiast/lover, than you loveĀ  & use command line aks CLI. Until some years ago majority of Linux work was accomplished using CLI only &...

Nginx reverse proxy with SSL

Simple guide to configure Nginx reverse proxy with SSL

A reverse proxy is a server that takes the requests made through web i.e. http & https, then sends them to backend server (or servers). A Backend server can be a single or group...

nc command

NC command (NCAT) for beginners

NC command is for performing maintenance/diagnosis tasks related to network . It can perform operations like read,write or data redirections over the network, similar to how you can use cat command to manipulate files...

scripts at reboot

Executing Commands and Scripts at Reboot & Startup in Linux

There might arise a need to execute a command or scripts at reboot or every time when we start our system. So how can we do that, in this tutorial we are going to...

Trying to Beta Test Your New App? Consider These Helpful Tips For Success

Developing a popular and glitch-free app is usually one of the main priorities a business owner has. Long gone are the days of traditional marketing methods like newspaper ads and flyers. Modern consumers want...

manage docker hosts with Docker Machine

Create & manage docker hosts with Docker Machine on VirtualBox

Docker Machine is a tool that let us install Docker Engine on virtual hosts on various platforms, on local environment as well on cloud. With Docker Machine, we can easily install docker hosts a...

use regex

Bash Scripting: Learn to use REGEX (Part 2- Intermediate)

In our earlier tutorial, we learned to use regex with some basic concepts & we learned about meta-characters & learned to use those meta-chracters to create some easy but effective regex terms. We will...

nginx with let's encrypt

Complete guide to configure SSL on Nginx with Let’s Encrypt (Ubuntu/Centos/RHEL)

Securing your websites with an SSL certificate is now a must for all website admins, else the web browsers will mark the website as unsafe to visit, causing the loss of website traffic. But...