How to Enable HTTP/2 in Nginx on Ubuntu and CentOS

How to Enable HTTP/2 in Nginx on Ubuntu and CentOS

QWe’ll show you, how to enable HTTP/2 in Nginx on Ubuntu and CentOS. HTTP/2 is a major revision of the HTTP network protocol and it focuses on performance improvements. Its goal is to reduce the latency as well as to make the web applications faster by allowing multiple concurrent requests between the web browser and the server across a single TCP connection. In this tutorial, we are going to show you how to enable HTTP/2 in Nginx on a Linux VPS using Ubuntu or CentOS as an operating system. If you use Apache, you can check our tutorial on how to enable HTTP/2 in Apache on Ubuntu.

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How to change hostname on CentOS and Ubuntu

How to change the hostname on CentOS and Ubuntu

Changing the hostname on CentOS and Ubuntu is an easy task, just follow our guide carefully and you should have the hostname changed on CentOS or Ubuntu in less than 5 minutes. The hostname is used to identify the server when connected on a network and it is configured during the initial server setup. Changing the initial server hostname is a task that you might like to perform while you are using the server and in this tutorial, we will show you how to change the hostname on a Linux VPS running CentOS 7 or Ubuntu 16.04 as an operating system.

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Set Up FirewallD on CentOS 7

Set Up FirewallD on CentOS 7

Set Up FirewallD on CentOS 7We’ll show you, how to Set Up FirewallD on CentOS 7. FirewallD is a firewall management tool available by default on CentOS 7 servers. Basically, it is a wrapper around iptables and it comes with graphical configuration tool firewall-config and command line tool firewall-cmd. With the iptables service, every change requires flushing of the old rules and reading the new rules from the `/etc/sysconfig/iptables` file, while with firewalld only differences are applied. The setup and configuration of FirewallD on CentOS 7 should take less than 10 minutes and is a fairly easy process.

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Linux Screen Command

Linux Screen Command
Linux Screen Command Examples

screen command LinuxWe’ll show you, how to use the Linux screen command. Linux Screen Command is a very useful command that offers the ability to use multiple shell windows (sessions) from a single SSH session. When the session is detached or there is a network disruption, the process that is started in a screen session will still run and you can re-attach to the screen session at any time. Linux Screen Command also comes in handy if you want to run a long process persistently or connect to shell sessions from multiple locations. In this article, we will show you the basics of installing and using screen command on Linux.

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How to Install Jupyter Notebook on Ubuntu 16.04

How to Install Jupyter on Ubuntu 16.04

Install Jupyter Ubuntu 16.04We’ll show you how to install Jupyter on Ubuntu 16.04. Jupyter Notebook is an open source and 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.  Installing Jupyter on Ubuntu 16.04 is quite an easy task and it should not take more than 10 minutes to finish the installation. Let’s get started.

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