How to Install GCC 4.7 in Ubuntu 12.04, You can try this PPA for installing gcc 4.7.
Note that it has packages only for 12.04

This tutorial shows how you can configure Compiz on an Ubuntu Linux 12.04 (Precise Pangolin) Unity desktop (the system must have a 3D-capable graphics card - I'm using an NVIDIA GeForce 8200 here). With Compiz you can use beautiful 3D effects like wobbly windows or a desktop cube on your desktop. Ubuntu (Unity 3D) must be selected as your desktop environment.

Netflow with Cisco routers can be set up and integrated with Nagios for detailed information about traffic data on your routers and switches. Using nfdump and nfsen this data can be gathered and charted and then connected to the Nagios interface.

This tutorial shows how you can set up a Fedora 17 desktop that is a full-fledged replacement for a Windows desktop, i.e. that has all the software that people need to do the things they do on their Windows desktops. The advantages are clear: you get a secure system without DRM restrictions that works even on old hardware, and the best thing is: all software comes free of charge.

To change the properties of the panel, which by default is on the bottom edge of the desktop, you need to access the Panel Tool Box widget located on the extreme right edge of the panel. Depending on the distribution you are using, the panel could be locked or unlocked.

The aim of this article is not to present a point-by-point comparison of the two desktop environments, but to present a general overview, so a new user has a top-level idea of what they are.

This tutorial shows how you can set up a Linux Mint 13 (Maya) desktop that is a full-fledged replacement for a Windows desktop, i.e. that has all the software that people need to do the things they do on their Windows desktops. The advantages are clear: you get a secure system without DRM restrictions that works even on old hardware, and the best thing is: all software comes free of charge.

Specialized Spins for Security, Scientific-KDE, Design-suite, SoaS, Games, Electronic-lab and Robotics were also released. It is very unlikely that I will review these, but there will be reviews of the main edition and KDE Spin. While the reviews are still being baked, here are a few screen shots from test installations of the main edition and KDE Spin for your viewing pleasure.