Posts tagged “async”

Tiny explainers grouped by topic. Spend less time Googling, more time building.

The Difference Between Concurrency and Parallelism — clear & concise

Concurrency is about dealing with lots of things at once; parallelism is about doing lots of things at once. Here’s the mental model, practical examples, and when to use each.

September 1st, 2025

devconcurrencyparallelism

Async/Await Explained — a simplified mental model for asynchronous programming

Understand the event loop, tasks vs. microtasks, promises, and async/await; how to write concurrent code safely; and the common pitfalls (await-in-loops, timeouts, cancellation).

August 31st, 2025

devjavascriptasync