DotJs 2024 the (re)union

This week, we attended DotJs, which made its comeback after a five-years break. The event was held at the Folies Bergères. The theme was (Re)Union, reflecting the gathering of the JavaScript community. The schedule mostly consisted of 20-minute talks, interspersed with a few 5-minute lightning talks. Various topics were addressed during this special day full of engaging presentations. Here is what we learned about them.

Section intitulée signals-enhancing-reactivitySignals: Enhancing Reactivity

In JavaScript, signals are reactive primitives that manage state changes over time, automatically notifying dependent code and simplifying state management by minimizing unnecessary computations.

Ben Lesh – Thinking About Your Code: Push vs Pull

Ben Lesh explained the concept of signals, focusing on common performance issues in producer-consumer models. Using a live demo with M&Ms, he illustrated the difference between pull (consumer-driven, eg function calls) and push (producer-dr...
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