Languages
What async/await actually does under the hood
async/await looks like sequential code but runs very differently. Understanding event loops and suspension points explains the performance — and the pitfalls.
Tag
#concurrency
Every story tagged #concurrency.
Databases
Transaction isolation levels without the jargon
Your database lets concurrent transactions see each other in controlled ways. Knowing which anomalies your isolation level allows prevents subtle, expensive bugs.
Languages
Threads, actors and channels: a guide to concurrency models
Languages offer very different tools for doing many things at once. Each model makes certain bugs impossible and others easy.