We will look into three less-understood, yet (arguably) extremely useful constructs introduced in Cats Effect 3: Dispatcher, Supervisor, IOLocal

We will look into three less-understood, yet (arguably) extremely useful constructs introduced in Cats Effect 3: Dispatcher, Supervisor, IOLocal. Some updates to Dispatcher and Supervisor are as recent as the 3.4 release of CE3. A user looking at the interfaces in isolation may struggle to immediately justify their need. We will start off from another end: present 3 use cases we personally encountered in our code and then solve them using the right tool.
A short case study of a real production issue that was debugged, minimized, and fixed using property-based testing.
We all have pretty little things laying around in our codebases, yet, we seldom give them the same love