I was reading an article on tux-planet.fr about xdotool when I realized I can use this to create a script to focus (activate) the Pidgin conversation window using a shortcut key - something I have been searching for a long time.
dpkg is pretty slow in Debian-based systems, usually because of the many files which are stored in the /var/lib/dpkg/info folder. To speed up things, Luca Bruno created a project called tdpkg which uses an sqlite3 or tokyocabinet database for loading the dpkg .list files in the /var/lib/dpkg/info folder which makes dpkg a lot faster.
The author (Luca Bruno) says that:
Normally, running the command "history" in a terminal will give you an output which looks like this:
To get the "rm" command to move the file(s) to trash instead of removing them completely, you must install the trash-cli utility and set an alias for "rm" to use trash-cli.
Nano is an easy to use Linux shell text editor. Here is a very easy to follow tip to get syntax highlighting in Nano.
The GDM login screen in Ubuntu Karmic displays the user list by default, which is considered a security risk by many people.
Update: it also works on KDE and LXDE
You probably know that starting with Ubuntu Karmic, you can add a Launchpad PPA using a simple command. Here is a script which will remove the PPA repository, removes the packages you installed from that PPA and install the packages from the official Ubuntu repositories.
A local DNS cache can help for faster browsing since you’re caching the DNS request instead of attempting that request multiple times. The internet speed will not get any faster, but the browsing speed will improve, because on each website there are usually quite a few DNS requests for which the local DNS cache will be used, bringing the query time to almost 0.
Axel is a command line application which accelerates HTTP/FTP downloads by using multiple sources for one file. For example, some FTP sites limit the speed of each connection, therefore opening more than one connection at a time multiplies the allowable bandwidth.
Here's what you need to do:
To see a list of packages taking up most space on your system, run the following command in a terminal:
Firstly, in case you don't know, Dropbox is a cross-platform service for file sharing, synchronizing and backup.