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)
Ubuntu 24 added some guarding for Python packages which no longer allows installing applications through pip on system level. Instead...
Here is a bash script that I use to auto-configure displays on Ubuntu 24.04 with Xorg. Background
With Ubuntu 24.04 it's not longer possible to setup FDE with BTRFS The new installer won't offer you...
When setting up cronjobs, commands somtimes output something every time. If these commands don't support limiting their output to...
YJIT is Ruby's default just-in-time compiler. It is considered production-ready since Ruby 3.2 (source).
I noticed that tig 2.5.1 that is provided by Ubuntu 22.04 repositories has inferior bash completion than older versions after...
There are different kind of memory measurement metrics in Linux. These are the differences: Code Name Description vsz virtual memory...
Some rubygems come in platform-specific versions (i.e. "x86_64-linux") in addition to the usual "ruby" platform. This is...
If you want to find out what type of network card is used for a given network interface on a...
What is makandra cards? We are makandra, a team of 60 web developers, DevOps and UI/UX experts from Augsburg, Germany...
Apply Test Driven Development(TDD) to the process of building container images by defining test before writing code and automate...
I recently stumbled over a problem that my feature tests broke in CI because of a mismatching chromedriver version.
Newest versions of Chromedriver breaks the user agent for device emulation via device name. In previous versions the user agent...
In CI test runs I noticed that string sorting order changed after switching from a debian-based PostgreSQL docker image...
Intel CPUs receive updates, including security relevant upgrades, through 2 channels: Firmware/UEFI BIOS updates can also update the microcode in...
I recently noticed that better_errors allows you to to open files from within your favorite editor. However it was...
When you're using a third party repository on your Ubuntu or Debian system and need to find out which...
tl;dr asdf allows you to manage multiple runtime versions with a single CLI tool and is backwards compatible by...
In dieser Card machst du einige Übungsaufgaben um Linux Server mit Ansible zu verwalten. Da es vermutlich zu aufwendig ist...
Du verstehst, warum man Healthchecks u.ä. haben möchte. Du weißt auch, dass solche Checks nicht exklusiv für Kubernetes...
Du weißt, welcher Linux Service für das starten/stoppen/löschen von Containern zuständig ist. Wie wird die Authentifizierung für Requests...
If you want to check the configuration of a running JVM process you can use jcmd. List the running processes...