View CHM files with xCHM and kchmViewer on Ubuntu

The chmsee project has been dead for several years. Here’s some alternatives to chmsee for you to read chm files on Ubuntu.
xCHM
xCHM is a Compiled HTML Help (CHM) file viewer for X. It can show the contents tree if one is available, print the current page and do the usual history ...

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View CHM files with xCHM and kchmViewer on Ubuntu

Gufw - A Beginner's Guide on Ubuntu 16.04 Desktop

Setting up iptables firewall can be difficult for Linux beginner. Ubuntu has made it a little bit easier. UFW, aka uncomplicated firewall, is the front end for iptables.  Gufw on the other hand, is the graphical fronted for UFW and it’s one of the easiest firewalls in the world.
To install ...

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Gufw - A Beginner's Guide on Ubuntu 16.04 Desktop

How To Install TeamViewer on Ubuntu 16.04 Xenial Xerus

In this tutorial, I will show you how to install TeamViewer on Ubuntu 16.04 LTS. TeamViewer is a remote control software. It’s free for personal use. You can use TeamViewer to control other computers which also has TeamViewer installed. So let’s get started.
Install TeamViewer on ...

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How To Install TeamViewer on Ubuntu 16.04 Xenial Xerus

How To Install ICQ on Linux (Debian/Ubuntu/Fedora/Arch Linux)

In this tutorial, I’m going to show you how to install ICQ on Linux, including Debian, Ubuntu, Fedora, Arch Linux, etc. ICQ was the most popular instant messaging software in the 90s.
Install ICQ on Linux
First, go to the ICQ download page to download the Linux version of ICQ client....

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How To Install ICQ on Linux (Debian/Ubuntu/Fedora/Arch Linux)

How To Install Skype on Ubuntu 16.04

In this tutorial, I will show you how to install Skype on Ubuntu 16.04 LTS.
Install Skype on Ubuntu 16.04
It’s relatively easy to install Skype on Ubuntu. First, enable the Canonical partner repository with the below command:
sudo add-apt-repository "deb http://archive.canonical.com/...

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How To Install Skype on Ubuntu 16.04

How To Compile Notepadqq on Debian/Ubuntu/Raspbian

In a previous tutorial, I showed you how to install Notepadqq, a Notepad++ clone, on Debian, Ubuntu, Linux Mint, Elementary OS and Arch Linux. A reader recently asked me how to install Notepadqq on Raspberry Pi. Installing Notepadqq on Raspbian using the PPA is an awkward experience. Instead I...

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How To Compile Notepadqq on Debian/Ubuntu/Raspbian

How To Install WeChat on Linux

WeChat is very popular mobile messaging app developed by Tencent in China. It supports text and voice messages, group chat, sending files. A web version is also available. Electronic WeChat is a third-party WeChat client which uses the Electron framework to package the Web WeChat. In this...

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How To Install WeChat on Linux

How To Move Unity Launcher To the Bottom of the Screen on Ubuntu 16.04

Ubuntu 16.04 LTS now has the ability to move Unity launcher to the bottom of the screen thanks to the Ubuntu Kylin team for doing the heavy work.
Move Unity Launcher To the Bottom of the Screen
First install donf-editor with apt-get or apt.
sudo apt install dconf-editor
Open dconf editor from...

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How To Move Unity Launcher To the Bottom of the Screen on Ubuntu 16.04

Install Apache, MariaDB and PHP7 (LAMP Stack) on Ubuntu 16.04 LTS

Ubuntu 16.04 LTS Xenial Xerus comes with PHP7 by default so you don’t have to rely on third-party PPA to get PHP7 installed. In this tutorial, we are going to look at how to install Apache, MariaDB and PHP7 (LAMP stack) on Ubuntu 16.04 LTS Xenial Xerus.
Step 1: Update Ubuntu 16.04...

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Install Apache, MariaDB and PHP7 (LAMP Stack) on Ubuntu 16.04 LTS

How To Switch Between Intel and Nvidia Graphics Card on Ubuntu

These days, it is common to see two graphics cards on laptops: Intel graphics and Nvidia. This tutorial will show you how to seamlessly switch between Intel and Nvidia graphics card on Ubuntu.
Which Graphics Card Should You Use?
For gaming and 3D charting that requires a lot of graphics power,...

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How To Switch Between Intel and Nvidia Graphics Card on Ubuntu

Install Notepadqq on Linux, an Alternative to Notepad++

As we all know, Notepad++ is a very common and popular text editor on Microsoft Windows. Although Notepad++ is open source and licensed under GPL, it uses pure Win32 API. So compiling it on Linux is very hard. Notepadqq is a free and open source alternative to Notepad++.  Today we’re going ...

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Install Notepadqq on Linux, an Alternative to Notepad++

How To Install qTox Messenger on Linux

What is Tox?
Tox is a completely free and open source, end-to-end encrypted messenger, focusing on user’s privacy and security, preventing massive surveillance, which outshines other instant messenger like Skype, QQ etc.
Technically speaking, Tox is just the core library that provides the...

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How To Install qTox Messenger on Linux

Install Docker on Debian 8 Jessie Server Via Official Repository

In this tutorial, I’m going to show you how to install docker on Debian 8 Jessie server. The Linux version of Docker is split into docker-engine and docker-compose.

Pre-requisites
Docker supports 64 bit system with Linux kernel 3.10+. To check whether your Debian system is 32 bit or 64...

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Install Docker on Debian 8 Jessie Server Via Official Repository

How To Enable Imagemagick Extension for PHP on Arch Linux

I recently migrated some of my WordPress sites to an Arch Linux server. I installed Nginx, MariaDB and PHP7 on Arch Linux. Then the thumb image of WordPress post does not work any more. I looked at the WordPress /upload/ folder on my server and found that no other image sizes were generated when ...

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How To Enable Imagemagick Extension for PHP on Arch Linux

Install (LEMP) Nginx, MariaDB, PHP7 on Arch Linux Server

In a previous tutorial, I explained how to install Arch Linux on KVM VPS. Now this tutorial will show you how to Install Nginx, MariaDB, PHP7, aka LEMP stack, on Arch Linux server.
Step 1: Update Arch Linux Server
Before installing any packages on Arch Linux, it’s always a good idea to...

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Install (LEMP) Nginx, MariaDB, PHP7 on Arch Linux Server

How To Install Arch Linux on KVM VPS

This tutorial explains how to install Arch Linux on KVM VPS. Arch Linux will be used as a server operating system, so I will only install basic component for a server and skip installing GUI stuff.
Step 1: Boot Your VPS from Arch Linux ISO
In your VPS control panel, find the virtual optical disk...

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How To Install Arch Linux on KVM VPS

How To Install TeamViewer on Debian 8

Many people experienced dependency problem when installing TeamViewer on Linux. In this tutorial, I will explain how to properly install TeamViewer on Debian 8 Jessie 64 bit version.
Install TeamViewer on Debian 8 64 bit
Go to teamviewer.com and download the 32 bit deb package. (There are no 64...

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How To Install TeamViewer on Debian 8

How To Install VirtualBox Guest Additions in Fedora Guest OS

This tutorial will show you how to install VirtualBox guest additions in Fedora. Before you follow the steps in this tutorial, you need to have a Fedora guest OS installed inside VirtualBox. The type of OS on the host doesn’t matter.
VirtualBox Guest Additions offer the following...

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How To Install VirtualBox Guest Additions in Fedora Guest OS

Install Virtualbox on Fedora 23 From Official Oracle Repository

Virtualbox is not included in Fedora repository. We can install it from official Oracle repository or the RPM fusion repository. In this tutorial, I will show you how to install Virtualbox on Fedora 23 from official Oracle repository.
Add Official Oracle Repo
Create a repo file for...

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Install Virtualbox on Fedora 23 From Official Oracle Repository

List Installed Linux Kernels and Remove Old ones on Fedora

This brief tutorial shows you how to list all installed Linux kernels on Fedora/CentOS and how to remove old ones.
List all installed Linux kernels
Use rpm command with -qa option.
rpm -qa kernel

To check the current running kernel, type this command:
uname...

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List Installed Linux Kernels and Remove Old ones on Fedora

Install Kodi on Debian, Ubuntu, Arch Linux and OpenSUSE Leap

Kodi, formerly XBMC (Xbox Media Center), is a free and open source media player software licensed under GPLv2. It can run on Linux, OS X, FreeBSD, Windows, Android and Apple TV OS. The latest stable release is Kodi 16.0 Jarvis. It has a 10-foot user interface which means it can easily read from...

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Install Kodi on Debian, Ubuntu, Arch Linux and OpenSUSE Leap

Install Virtualbox on Debian and Ubuntu Via Official Repository

Debian and Ubuntu can easily and quickly install the open source Oracle VM Virtualbox from Debian or Ubuntu repository. However, you are not likely to get the latest version of Virtualbox using this installation method. If you like to be on the bleeding edge, then you can install the latest...

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Install Virtualbox on Debian and Ubuntu Via Official Repository

How To Install CentOS 7 Linux on Your Computer

CentOS is a free alternative to Red hat Enterprise Linux (RHEL). Red hat requires you to pay a monthly subscription fee in order to use their software. However, CentOS is completely free. So many people use CentOS to learn RHEL. Others simply want to run a CentOS server. This tutorial will show...

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How To Install CentOS 7 Linux on Your Computer

How To Manually Install Firefox Browser on Linux

This brief tutorial shows you how to manually install Firefox Web Browser on Linux.
First go to https://www.mozilla.org/en-US/firefox/all/ to download the tar.bz2 file. This file does not contain sources, but pre-compiled binary package. If you like command line, use the following command to...

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How To Manually Install Firefox Browser on Linux

How to Install WordPress.com Desktop App on Linux

In this tutorial, I will show you how to install the open source WordPress.com desktop app on Linux. WordPress.com desktop app supports self-hosted WordPress blogs via Jetpack.
Install WordPress.com Desktop App on Linux
Go to https://apps.wordpress.com/desktop/ and download the client. For ...

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How to Install WordPress.com Desktop App on Linux

Setup OwnCloud 9 Server with Nginx, MariaDB and PHP7 on Debian

In this tutorial, I’m going to show you how to setup ownCloud personal cloud storage on a Debian 8 VPS with Nginx, MariaDB and PHP7. This process is very similar to installing WordPress on Debian 8.  I assume that you have already configured a LEMP stack on Debian 8. If you haven’t ...

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Setup OwnCloud 9 Server with Nginx, MariaDB and PHP7 on Debian

a start job is running for dev-disk-by

Recently, I encountered a strange problem when booting up my Linux OS.
a start job is running for dev-disk-by uuid <disk-partition-uuid>
This process lasts for 1 minute and 30s ! OMG! That’s unbearable. And then it told me:
Timed out waiting for device...

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a start job is running for dev-disk-by

How To Install Yaourt and Use Yaourt to Install AUR Packages

Yaourt is a very easy and useful tool to install AUR package on Arch Linux. In this tutorial, I will explain how easy it is to install the Yaourt package manager on Arch Linux and how to use yaourt to install packages from AUR repository step by step.
Install Yaourt Package Manager on Arch...

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How To Install Yaourt and Use Yaourt to Install AUR Packages