Category: DevOps

postfix relay

Guide to configure Postfix Relay on Ubuntu & CentOS/RHEL

Postfix relay is the process by which we relay the mail from postfix to another mail server (AKA SmartHost) rather than using the local mail host. External mail server or SmartHost can be a...

Easily install ElasticSearch on Ubuntu

Elasticsearch is an open-source & very powerful application for analytics & distributed real-time searches. It is published under the Apache 2 license which means complete flexibility. It is very popular as well due to...

install openvpn

Descriptive guide to install OpenVPN on Linux

In ever-increasing threats against internet users, VPN provides a safe way to access the internet as it secures our data communications. Not only that, but VPN also provides internet privacy for remote employees for...

Install MySQL CLI

Install MySQL CLI: mycli with auto-completion

mycli is a command line tool for MySQL, MariaDB as well as Percona & supports the following features, – Auto-completion, & Case sensitive completion, as soon we start typing commands this will come into...

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...

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...

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...

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...

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...

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...

nginx reverse proxy

Simple way to configure Nginx Reverse Proxy

A reverse proxy is a server that takes the requests (http/https) & then transfers or distributes them to backend server. Backend server can be an application server like Tomcat, wildfly or Jenkins etc or...

Backup Linux data to Amazon S3 with CloudBerry Backup

Recently we have started using an awesome solution to backup our Linux files and folders to Amazon S3 called Cloudberry Backup. CloudBerry Backup allows to perform backups of all Linux systems and available for...

DOCKER FOR LINUX

The (in)complete Guide To DOCKER FOR LINUX

This tutorial is actually a collection of Docker Tutorials that we have published (& will also update new tutorials that we add in future). The purpose of writing this tutorials is to actually make...

redirect http to https

Redirect http to https: Apache Server

SSL secured webstites or HTTPS has now become a must to have on website, especially those handling sensitive client information. Having a HTTPS enabled website means that a intruder can’t intrude to communication between...

dockerfile example

Learn to create Dockerfile with Dockerfile example

We have earlier discussed how to create a docker container & also learned some important commands for managing the containers. In this tutorial, we will learn about dockerfile, all its parameters/commands with dockerfile example....