disable

Disable Ctrl+Alt+Backspace from Restarting X Windows on Linux

If you've used Linux for any amount of time, you're already familiar with the Ctrl+Alt+Backspace shortcut key combination that restarts X Windows immediately… but have you ever wondered if there is a way to disable that behavior?

Disable Nautilus pop-up on media insert in Ubuntu 8.04

Although the new Ubuntu Linux 8.04 LTS release is nice and polished, there are a few glitches in how the bundled GNOME environment allows the user to customize some behavior. Settings for how the desktop environment should handle removable media are important for me as I loathe the idea of having to deal with any autorun/auto play or popup nonsense every time I attach removable storage devices.

Disable Prefetching in Firefox & Epiphany

I recently found out that Firefox has a feature called “prefetching” that tries to pre-download items that it suspects you might click on soon.  This could help in pre-downloading content that you would visit next (ie; it is linked on the page you are visiting therefore you might access it next), but it can also have the nasty negative effect of wasting your bandwidth on items you don’t ever want.  This can also download cookies from sites you haven’t visited, etc.  Seems like a nasty feature to me!

Disable internet access for particular user in Ubuntu

This is very useful if you want to block internet access to your kids or particular users. First you need to edit the network interfaces file using the following command:

How to Enable or Disable Login Messages

I do a lot of remote remote maintenance via ssh on my machines and one thing that I’ve long wondered about is the message outputted when you login.  You know, the system information output plus the notice concerning the warranty, etc.  Here is the output I’m referring to when connecting to my Sun Sparc Ultra 10 server via ssh:

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