[TIP] Reload udev rules without restarting
Problem
You want to apply a new udev rule without having to restart the system.
Solution
Open a terminal window and run:
sudo udevadm control --reload-rules
[HOW TO] Create QR Codes in Xubuntu 12.04
A QR code is a type of barcode that consists of black modules arranged in a square pattern on a white background. It's a compact way of providing information and a smartphone can be used for reading that information. Qreator is an application that can create QR codes for URL, Text, Location and Wifi Settings. The QR code can be saved as a PNG image file or copied to the clipboard. Install Open a terminal window and run: sudo apt-get install qreator -y OR Click here to install Qreator Usage Qreator is available at Applications Menu > Accessories > Qreator . It can also be accessed with the command /opt/extras.ubuntu.com/qreator/bin/qreator , supplying it one of the following options: Usage: qreator [options] Options: --version show program's version number and exit -h, --help show this help message and exit -v, --verbose Show debug messages (-vv debugs qreator_lib also) -u, --url Create a QR code for a URL -t, -
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