An actionable technique to save up some memory usage using true, false and nil

Such an appealing article topic! Bonus point for those who finish it alive.

Ever heard of threads? They are a fundamental concepts that you should master if you want to scale your web application.

Is parallelism always better than concurrency? What’s the main differences between the two? How do they apply to the Ruby world? 🤔

Application, process, heap, stack, wow that's a lot of triggering words. Ever wondered what they are and how they are translated in the Ruby world? 💎

Wait. There are several Ruby?! 💎

Unveiling solid_queue: a new Ruby gem introduced by DHH at Rails World Conf, offering a DB-based queuing backend