Did you know you can lock your current KDE screen by using the command line? For the 3.x series use dcop kdesktop KScreensaverIface lock and for KDE 4.x try qdbus org.freedesktop.ScreenSaver /ScreenSaver Lock With the help of these you should be able to craft a simple shell script that will lock your screen at given… Read More »
A simple way to convert images in Linux is by using the command line: convert image.jpg newImage.gif will convert the JPG file to a GIF file. convert -quality 78% file.jpg will set the quality of the JPEG file to 78% convert -resize 800×600 file.jpg will resize the image.Alternatively, if you wish to use a GUI… Read More »
Say you want to share a folder for a friend. What better way than pointing him to an URL? Put this in your .bash_profile and login to your account. alias webshare=‘python -c “import SimpleHTTPServer;SimpleHTTPServer.test()”‘ Now cd to the directory in question a do a simple webshare command. That folder will be accessible from any browser by typing http://your_ip:8000Alternatively, you… Read More »
If you run Linux off a laptop, you might want to check your battery status alt least once a year: grep -F capacity: /proc/acpi/battery/BAT0/info This will output something like design capacity: 7800 mAhlast full capacity: 6414 mAh