Unix / Linux: Remove duplicate lines from a text file using awk or perl
I have a text file with exact duplicates of lines. I need to remove all those duplicates lines and preserves the order too on Linux or Unix-like system. How do I delete duplicate lines from a text...
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How to gzip and keep original file on Unix or Linux command line
I would like to compress a log file using gzip Unix command line utility, and I would also like to keep the original file. However, when I use the gzip my-app.log command, results in modifying my log...
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How to Build Your Own Docker Images and Push the Images into Docker Hub...
One of the cool things about Docker is that you can make changes to a Docker container from an existing Docker image (for example, deploy your applications, fine-tune your configurations, etc) and then...
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Set up Full Apache Stack on Ubuntu 15.10 VPS
You don’t need to install the whole package of any Hosting Control Panel especially if your server has minimum RAM quota. Just follow this thorough guide on setting up Apache, PHP, MariaDB MySQL and...
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How to install mysql server 5.6 on Ubuntu 16.04 LTS ( Xenial Xerus )
MySQL is a popular database management system used for my web applications. How do I install MySQL server version 5.6 on Ubuntu Linux 16.04 LTS ( Xenial Xerus )?
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How to Install WordPress on Apache Server (Ubuntu 15.10)
Looking a way to manually install WordPress on Apache based Ubuntu server / vps? Here’s the step by step tutorial (with pictures) for newbie. This article is part of “How to Set Up Full Apache Stack on...
View Article10 Ubuntu / Debian Linux apt Command Examples
I am a new Linux system admin user. How do I use apt command line utility for the package management on Ubuntu Linux LTS and Debian Linux server? How can I use the apt command for the package...
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How to Install Let’s Encrypt Certificate on Apache-based Ubuntu Server
I’ll show you how to properly install free SSL certificate for your websites hosted on Apache-based Ubuntu server / vps. The tutorial will include screenshot pics of each step so you can easily and...
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Install Nginx, Setup Lets Encrypt SSL and Setup HTTP/2 on Ubuntu 15.10 Server
Did you know that HTTP/2 technology has been introduced and has become the new standard of HTTP protocol? At a glance, the HTTP/2.0 is the new generation as well as replacement of HTTP/1.1. Considered...
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How to Configure IPv6 on Ubuntu and CentOS
When we purchase a virtual machine (VM) or virtual private server (VPS) from a provider, there are times whereby we have to configure the IPv6 address manually on the server. This may be due to the...
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Full Setup A Working Apache Server on Ubuntu 16.04
So Ubuntu has received newer major update making it version 16.0 which also known as Xenial Xerus. Some people also say that this new update is the best Ubuntu release so far. In this article I show...
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How to Setup phpMyAdmin on Ubuntu 16.04 LAMP Server (Apache2 + PHP7)
Bringing more awesomeness within its new version release, the Ubuntu 16.04 has been also available as ready-to-use template on many of Cloud Server providers including Atlantic.net and Digital Ocean....
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How To Install PowerDNS DNS Server on Ubuntu
PowerDNS is a free DNS server which runs on most Linux systems. It supports different type of backend to store the zone files, from BIND-style text files to relational databases such as MySQL. It also...
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Fix PHP Not Rendered on Ubuntu LAMP Server
Some users reported that they could not make PHP to render their PHP scripts / pages when they installed Apache webserver and PHP7 on Ubuntu 16.04 server / vps. Well, recently I found out that they...
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Using NodeQuery to Monitor Server Performance
Few users have asked to the owner of this blog to write about NodeQuery. There is its competitor, NixStats, reviewed in this blog. Finally, here’s the article you might have been waiting for. Let’s...
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How to Setup LEMP On Ubuntu 16.04
LEMP stack is another most setup of a server or a virtual private server (VPS) besides LAMP. LEMP (or LNMP) stands for Linux, Nginx, MySQL and PHP. Nginx is well known for its stability and...
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How to Configure SSL Tunnels on Webmin
Webmin is a web-based system configuration interface tool for Unix-based systems. This interface allows us, as the system administrators of Unix/Linux servers, to administer some of our Linux system’s...
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