Stefan Exner

December 22, 2025

DOM Attribute Tooltip Bookmarklet

A small bookmarklet I use to highlight `data-testid` attributes to find out easily which elements still need one. It can of course be easily adjusted to other attributes. Just create a new bookmark in your favourite browser and paste the following code into the URL field: javascript:(function(){const baseZ=999999;const els=document.que...
Read more
May 24, 2021

Importing an external Feed into Jekyll

A simple script approach to import posts from an external feed into a Jekyll blog using HEY World's atom feed as an example. Contains some special workarounds to fix the feed's contents, but should work with every well-formed RSS feed out there with a little customisation. As seen in my test post, I tried HEY World, a new blogging serv...
Read more
May 14, 2021

Testing HEY world

Test Post for writing short posts in HEY World and importing them into Jekyll (with syntax highlighting and tags). Works fine (up to a certain extend) without cluttering the output in case someone would really subscribe to this via email. I set up stex.codes a while back in an attempt to have an online CV, but also to start blogging ab...
Read more