Enable or disable Gnome desktop icons
When doing a presentation you may want to hide your desktop icons.
You can switch them off (or back on) like this:
- Open up
gconf-editor - Navigate to apps -> nautilus -> preferences
- (Un)check "show_desktop"
Related cards:
Re-enable submit buttons disabled by the :disable_with option
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An annoying side effect of that feature is that when you use the back button to ...
How to install GNOME classic desktop in ubuntu 12.04
Run
sudo apt-get install gnome-session-fallback
or (alias)
sudo apt-get install gnome-panel
from a terminal.
Then logout to reach the logon screen and click on the options button next to you name.
Select Gnome Classic, log in et ...
Files open with an error "the location is not a folder" after installing XFCE
When using gnome-open (i.e. double-clicking a file, telling to browser to open a download, etc.) on Ubuntu you may get this error:
The location is not a folder.
It's due to the exo-utils package which [does not play nice with gnome-open]...
Ubuntu 11.10: Playing sound over front and back panel (or headphones and speakers) at once
I have a pair of headphones connected to my desktop's back panel and a headset connected to the front panel. I used to play sound over both outputs, but this suddenly stopped working this week.
Apparently, (perhaps through some update) "jack sens...
Installing Ruby 2.3 or below on Ubuntu 17 and above
From Ubuntu 17, rbenv fails to install Ruby below 2.4 because of a mismatching OpenSSL dependency: it needs libssl1.0-dev for the installation process, but recent Ubuntus come with libssl-dev.
From the linked StackOverflow comment:
As fa...
Sun Java JVM/JRE on Ubuntu Linux
Note that you should disable the Java plug-in in your browsers after installation.
Ubuntu >= 12.04
Java 11
sudo a...
Xfce: Classic panel layout in the style of Gnome 2 or Windows XP
Xfce gives you a million options to configure your panels. Together with Xfce's sometimes arcane configuration UI, this can be a huge time waster and super-annoying if you need to get work done the same day.
This card desc...
hatful of hollow - A Farewell to ORMs
In the end, the structure of data is something fundamental that can't be simplified or abstracted away. The ORM doesn't resolve the impedance mismatch, it just postpones it.
Setup an Ubuntu mirror that enables local release upgrades
Setup the mirror by following the steps described here.
If you want to enable OS upgrades using do-release-upgrade make sure you include $release-proposed packages in the mirror script, e.g., preci...