When you want to copy/move from a shared folder (on Windows guests, for example) and it fails with absurd error...

When you are trying to install/update VirtualBox Guest Additions on your guest machine but the setup is for a different/older...

Xfce gives you a million options to configure your panels. Together with Xfce's sometimes arcane configuration UI, this can...

Global keyboard shortcuts can be configured in two separate panels in the Xfce Settings manager: Shortcuts related to managing windows...

If you can now longer hear or record sounds after upgrading Ubuntu, you probably need to re-tell Ubuntu which...

So you have multiple screens under Xfce and want to have one task bar on each screen, only showing applications...

If you don't want to mess around with arcane incantations inside xorg.conf, you can use the graphical arandr tool...

Go to Settings Manager / Keyboard / Application Shortcuts Add a shortcut for the Print key that calls xfce4-screenshooter -f

In Rails 2, when calling instance_eval or instance_exec on a scope, the scope will fetch its records from...

If you have a PNG and want to know a pixel's alpha channel value, you can use Gimp:

Unlike in Gnome, there is no graphical tool to set a mouse cursor in Xfce. Run this on a terminal...

So you are debugging like a boss and lost track of where you actually are in your code? No problem...

Freetile is a plugin for jQue­ry that en­ables the or­ganiza­tion of web­page con­tent in an ef­ficient, dynamic and re­spon­sive layout...

I am talking about development speed. When your application starts growing and you start adding gems, it starts to take...

As the title says: this jQuery plugin creates bar charts from HTML tables. It comes in some different flavors.

The gem author Jonas Nicklas highlights in a Google Groups post that the release is not backwards compatible to 1...

The very useful andand gem does not play very nice with Ruby's SimpleDelegator (or vice versa). This following will...

A technique to vastly reduce the number of join model records that need to be stored in the database.

If you get a stacktrace complaining about uninitialized constant MysqlCompat::MysqlRes a system library update might broke your gem.

This is super stupid: In the Thunar file manager, select the file Go to File / Properties / Open With (WTF!)

Since I use this a lot in my daily work and there were no scripts working properly for me, I...

Setup the mirror by following the steps described here. If you want to enable OS upgrades using do-release-upgrade...

While you can set your own font in your terminal or other tools, it will not change the default "Monospace...