esbuild 0.21 vs SWC 1.5 vs Babel 8: Transpiling TypeScript 5.6 Showdown TypeScript 5.6 introduces long-awaited features like stable decorators, const type parameters, and improved narrowing, but transpiling this code requires build tools that keep pace. We pit three popular transpilers against each other: esbuild 0.21, SWC 1.5, and the upcoming Babel 8, to see which delivers the best balance of
A few years ago I solved 200 LeetCode problems and still froze on Mediums I hadn't seen. The breakthrough wasn't another hundred problems. It was a different loop. A problem asks for the longest substring with at most K distinct characters. You've solved sliding window before. Maximum sum subarray of size K, done. Longest substring without repeating characters, done. This third one stalls you. Twe