Peter
A few days ago, I took a look at qemu as an open source virtualisation solution. I'm also hopefully going to take a look at Xen at some point.
However, there is also a relatively new free software virtualisation product, OpenVZ. Here's the official description:
OpenVZ is an Operating System-level server virtualization solution, built on Linux. OpenVZ creates isolated, secure virtual environments — VEs (otherwise known as virtual private …
PeterNow some distributions do this for you already, but some don't. What am I talking about? Colouring the output of our great command line friend, ls.
Coloured output from ls can serve many purposes. It can help you to identify directories from files, and it highlights other things, like whether a file is executable or not, whether a symlink is broken or not and many other things.
If you're …
PeterThe Aptitude package management system built into Debian, Ubuntu and other Debian-derived distributions is top quality and makes it really easy to get software from out there on to your machine from one convienient interface.
However, occassionally things go a bit strange - new software might not appear, old software might get stuck or if you've just added a new repository, you'll need to flush the existing package list out …
PeterIt's time for another command line tip today - and that is how to see how much disk space you have left overall on a particular partition.
It's always good to know how much space you have left, especially when you're about to leap into a backup, wget a big file or do some other process which needs a lot of space.
For this reason, there's a great little command …