To Share & Write Down

How to Install, Configure and Use Redis on Ubuntu 16.04

Redis is an in-memory data structure store primarily used as a database and cache. In this tutorial, we are going to show you how to install, configure and use Redis on a Linux VPS running Ubuntu 16.04 as an operating system. Connect to your Linux server via SSH, resynchronize the package index files from their […]

How to Set Up a Firewall with iptables on Ubuntu and CentOS

In this tutorial, we are going to show you how to set up a firewall with iptables on a Linux VPS running Ubuntu or CentOS as an operating system. Iptables is an administration tool for IPv4 packet filtering and NAT and it is used to set up and manage the tables of IPv4 packet filter […]

Install multiple Odoo instances on a single machine

In this tutorial, we will explain how to install multiple Odoo instances on a single Ubuntu 16.04 VPS using a python virtual environment. This guide should work on other Linux VPS systems as well but was tested and written for an Ubuntu 16.04 VPS. Log in to your VPS via SSH ssh [email protected]_IP Update the […]

How to Install Jupyter on an Ubuntu 16.04 VPS

Jupyter Notebook is an open source, interactive web app that you can use to create documents that contain live code, equations, visualizations and explanatory text. Jupyter Notebook supports more than 40 programming languages.  In this tutorial, we’ll show you how to install Jupyter on an Ubuntu 16.04 VPS. First of all, log in to your […]

How to Redirect HTTP Traffic to HTTPS in Nginx and Apache

In this tutorial, we will show you how to redirect HTTP traffic to HTTPS in Nginx and Apache. You should always use HTTPS instead of HTTP to protect your website, even if it doesn’t handle sensitive communications. The main reasons to use HTTPS are: Security – this is the main and most important reason to […]

How To Install Webmin on CentOS 7

How To Install Webmin on CentOS 7

Webmin is a web-based interface for system administration for Linux-based servers. It’s one of the most popular open source hosting control panels. In this tutorial, we are going to show you how to install Webmin on a Linux VPS running CentOS 7 as an operating system. Update your system Connect to your Linux server via […]

How to set up a mail server with PostfixAdmin on CentOS 7

In this article, we will show you how to setup and configure a mail server with PostfixAdmin, Postfix, Dovecot and SQLite on a CentOS VPS. PostfixAdmin is a PHP-based web front-end that allows you to manage virtual domains and users for a Postfix mail transport agent. This guide should work on other Linux VPS systems […]

List installed packages and query package information with Yum

In this short tutorial, we will learn how to retrieve package information with Yum. This includes using the yum caching feature to speed up our searches, list available packages and list installed packages, query package repositories and get information about the packages. This tutorial applies to Linux distributions that make use of the Yum package manager, […]