Writing notes with Gnote on Ubuntu

If you are looking for note app on ubuntu, you might want to try Gnote, using Gnote you can create notes with wiki-style interface, whatever that means.

Ubuntu error Could not get lock /var/lib/dpkg/lock

When you try to run 'sudo apt-get update', sometimes you will get error that says something like this: 'E: Could not get lock /var/lib/dpkg/lock - open (11: Resource temporarily unavailable), E: Unable to lock the administration directory (/var/lib/dpkg/), is another process using it?'.

How to get info about specific command on Ubuntu

If you are ubuntu newbie, you might find difficulty when trying a new command line, let's say you want to use the 'ls' command, you don't know what parameters available for this command and you don't know what this command is about. 

How to check disk space usage on Ubuntu

This article i will show you how to check disk space usage on ubuntu via command line, there is a special program that can do this, a command line tool called 'df' can show you disk space usage on ubuntu.

How to show percentage battery on Ubuntu

If you use ubuntu on laptop, big chance that you will see battery indicator on the top right corner of your screen (next to the sound indicator applet), how to show percentage on this battery indicator?

How to change default apps on Ubuntu

This is another beginner tutorial, on ubuntu you can change default application for several category such as default app for web browser, default app for email client, default app for music, and so on. In this tutorial i'm going to show you how to change default app on ubuntu.

How to show Calendar on Ubuntu

Did you know that you can show calendar on the command line of ubuntu? i think everybody should learn this simple command, it might come in handy in the future.

How to start and stop service on Ubuntu

If you are ubuntu newbie, you probably didn't know how to start, stop, and restart a service on ubuntu, plus how to see the status of the service itself. Don't worry, i'm here to help you with that.