The Geeky Linux :: Ubuntu/Linux blog :: Open source Tips and Tricks :: Linux Howtos and Tutorials

App images are new way to install our favorite linux softwares, the easy way. They are just like a .deb package which we need to double click to install it. But an App image, there is no need to actually install software. The App image contains all the needed file to run the software. So if we double click the App images, it will run the software without even installing it.

Some times you may want to know which linux distribution you are using. You may tell that while starting the Linux desktop we can see which linux distribution you are using as each linux distro has different boot splash screen and they will show the name while booting. But if you want to know which version of Ubuntu you are using like version 9.04 or 10.10 etc or if you want to know the code name given by Canonical for the Ubuntu which you are using?( Ubuntu uses code name for different versions of it. For example, Ubuntu 10.10 known as Maverick Meercat and next version 11.04 known as Natty Narwahl).In Ubuntu and other gnome based distros we can use "System Monitor" or softwares like  Ubuntu Tweak not only provides an easy way to view sytem information but a single stop destination for managing your system. But the "System Monitor" utility is only available for Gnome and if you are using KDE or any other desktop environment?There will be some apps but it will be different from one another. So what is the universal solution which will work with all the linux distros?

Mozilla has released the Firefox 4 in their PPA. In order to add the Firefox PPA and download it type the following commands in a terminal.

sudo add-apt-repository ppa:mozillateam/firefox-stable
sudo apt-get update && sudo apt-get upgrade


This will install Mozilla Firefox 4 in your Ubuntu computer.

Enjoy ;)

Even though Firefox 4 is available to download  from yesterday, today Mozilla has officially released it. You can download it from here. Firefox 4 has new features like Google Chrome inspire tabs on top, built in privacy control feature like "do not track" etc. For the complete list of features head over to html5 built page.


Also don't forget to visit the Mozilla's html5 play ground called Web O(pen) Wonder and play with the cool html5 features.