Copy-Paste These Powerful JS Tricks Into Your Next Project in 2026
Powerful JS Tricks 📅 Updated: January 14, 2026 ⏱️ 9 min read 👤 By Ram 🎯 TL;DR Native groupBy, set operations, and promise. withResolvers()—ready for production in all evergreen browsers Temporal API—experimental, use polyfill for now Drop Lodash’s groupBy and…