I've been adventurous enough to upgrade my iMac to Ubuntu 17.10 Artful Aardvark. That's the one that features Wayland instead of X Window and Gnome Shell instead of Unity.
The upgrade process proved to be a big challenge and took almost a week, since a regular system update resulted in a black screen. It required a complete OS reinstall from scratch in order to get it working, and then a few more weeks to have it configured my way. The thing is, settings in Gnome Shell are sometimes located at the most bizarre places of Gnome Control Center.Read on »
I already published a script that sets a random image file as desktop wallpaper. It has only one downside: you have to run it every time you want to rotate your wallpaper.
However GNOME since 2.28 allows assigning a slide show as wallpaper by providing an image list in XML format. There you can specify the order and duration for each image. Moreover, you can even define a transition from one image to another.
So I decided to create a simple script that generates an XML file for a given set of images and, optionally, sets that as the current wallpaper. It requires GNOME 3+ or Ubuntu (11.10 or later).Read on »
This bash script picks up a random image file (.jpg, .jpeg or .png) from the predefined directory and sets it as wallpaper.
The previous version of the script worked fine with GNOME 2 and Ubuntu 11.04 (and earlier), but after GConf backend was changed to dconf in GNOME 3, it stopped working.Read on »
Those of you who happen to author pictures and publish them on the Internet, must have thought about being able to claim your authorship for them.
One of the most obvious ways to do that is watermarking pictures by adding your URL, name, copyright and/or copyleft. An average Joe would open his favourite image editor, click the Text tool and write a magnificent message for the generations to come.Read on »