Soft Reboot Talk by Luca Boccassi. This talk is about a new systemd feature. Soft reboot. Targeted towards performance, service interruption. Service downtime should be minimized. This should pair nicely with kernel ’live patching'. For the kernel ’nothing at all is happening’. However, for userspace it is a full shutdown/reboot. With a File Descriptor Store applications can buffer connections to keep them alive while the system goes for a soft-reboot.

Using chroots in a single Linux Container as an alternative to docker-compose Talk by Aiden McClelland (details linked in the Reference section below). The talk is centered around StartOS. An operating system designed to enable non-technical users to self-host open source software. The OS hosts this via containers. With the base philosophy ‘one container = one service/app’. This makes managing IP addresses easier, and managing resources easier. The OS uses LXC to manage the containers.

Where have the woman of tech history gone First talk of this year’s FOSDEM (not counting the opening talk). Talk by Laura Durieux (see the link at the References at the bottom of the page for more details). The talk started with the question why women were underrepresented in the syllabus. This lead to the question why there is a focus on men, and who decides what makes it to the syllabus.

Zettelkasten notes Somewhere during my Ph.D. I started to use the Zettelkasten style of note taking. For my research this was quite useful. Now in my programmer life after the Ph.D. it is less usefull as I can clearly see that it geared towards academics. What is a Zettelkasten? I’ve written a note on what a Zettelkasten is here. Public notes I’ve setup a link between my Zettelkasten repository and this website.

Created: 2023-06-22 11:50 #cpp #qt #json With the following snippets you can convert a QJsonObject into a QString. First convert the QJsonObject to a QJsonDocument. Then output the document as a QByteArray (the toJson method) and feed that to the QString init. QJsonDocument doc(QJsonObject json); QString jsonString(doc.toJson()); References