DB Dummy|Sharing Experience on Oracle & Informix Databases …

(1) List the available resolution and refesh rate:

$ xrandr

1229×741 60.0
2560×1600 60.0
1920×1440 60.0
1280×800 59.8*+
..

(2) Choose the resolution and refesh rate:
$ xrandr -s 1920×1440 -r 60.0

How to fix Bluetooth issue? Bluetooth disabled after Ubuntu 13.10 update.

(1) Just to unblock resource.

$ sudo rfkill unblock bluetooth

Ubuntu 13.10 – How to download Youtube video in command line?

(1) Install youtube-dl:
$ sudo apt-get install youtube-dl

(2) Download in command line:
$ youtube-dl “youtube URL”