#modern-javascript

javascript

JavaScript Array Grouping: Object.groupBy Explained

Object.groupBy and Map.groupBy end the reduce()-based grouping pattern developers have hand-written for...

javascript

structuredClone(): Why It Beats the JSON.stringify Trick

structuredClone() is a real deep-copy API, not a faster JSON trick. It...

javascript

JavaScript Iterator Helpers: map, filter, and take

JavaScript's iterator helpers add map, filter, take, and more directly to any...

javascript

The Temporal API: Fixing JavaScript Dates for Good

The Temporal API fixes JavaScript's Date object at the design level: immutability,...

javascript

JavaScript Async Await: A Practical Guide with Examples

JavaScript async await makes asynchronous code read like synchronous code. Learn error...