From the terminal command line: Check out availabe formats: youtube-dl -F https://youtu.be/KHiRaK7hlCo Then select the highest resolution...
/etc/init.d/apache2 restart /etc/init.d/apache2 stop /etc/init.d/apache2 start
A great tutorial to create a shortcut to much used commands.
First find the location of the keyring. find . -print | grep -i 'login.keyring' Now delete the login.keyring file. rm ~/.gnome2/keyrings/login.keyring
How to format a USB drive with Linux Burn an ISO with Unetbootin. Works great.
Sometimes in Debian XFCE 4 a panel doesn't hide automatically. Workaround using terminal: $ pkill panel $ xfce4-panel
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Orca is a Linux screen reader. Since it is part of the GNOME project it should come preinstalled with Ubuntu...
Sometime we've seen this error when executing e.g. bundle exec rake asset:precompile: double free or corruption (out)