Take screenshot from command line

Take a screenshot of your desktop using the SCROT utility. Basic usage is to call the scrot command in a console, but this would take an instant screenshot of the desktop in the current directory. Thus it would be better used along with the "-d" (delay) option in order to have a time buffer to place the desired objects on the desktop.

Fix NetBeans big fonts on Ubuntu

There is a rather annoying issue related with NetBeans displaying large fonts on Ubuntu for menus and panels. There are some suggestions on Ubuntu forums related with java fonts settings, but there are a couple of better solutions which may improve the way NetBeans looks on Ubuntu when it comes to font size.

Extract audio from video file

Since there are so many tools (Minitube, youtube-dl) which allows you to download video files from YouTube or other video sharing sites, let's go one step further and extract the sound from the downloaded video file to a mp3 file. The FFmpeg tool will do the trick just fine

Use your browser to decode base64 encoded data

If you are dealing with base64 encoded data you may find useful to know that any modern browser can easily decode it using the Data URI scheme. All you need is pass the encoded data to the browser in the same way as you would enter a regular URL, but of course using the correct structure of the data URI scheme.