Activities on BFE.dev

2026-11-9 - m1PtJqw solved 16. create an Event Emitter .

2026-11-9 - m1PtJqw solved 15. implement a simple DOM wrapper to support method chaining like jQuery .

2026-11-9 - k1Cwp5F solved 52. requestAnimationFrame .

2026-11-9 - m1PtJqw solved 14. Implement a general memoization function - `memo()` .

2026-11-9 - rkD3zud solved 39. implement range() .

2026-11-9 - m1PtJqw solved 12. implement Immutability helper .

2026-11-9 - m1PtJqw solved 11. what is Composition? create a pipe() .

2026-11-9 - m1PtJqw solved 5. implement throttle() with leading & trailing option .

2026-11-9 - uLUiuEJ solved 177. Implement Object.groupBy() .

2026-11-9 - m1PtJqw solved 4. implement basic throttle() .

2026-11-9 - NPvBMlQ solved 167. Intersection of unsorted arrays .

2026-11-9 - m1PtJqw solved 3. implement Array.prototype.flat() .

2026-11-9 - m1PtJqw solved 2. implement curry() with placeholder support .

2026-11-9 - NPvBMlQ solved 179. Implement AsyncTaskQueue .

2026-11-9 - OnQTa5K solved 38. How could you do to improve performance in React? .

2026-11-9 - OnQTa5K solved 24. Explain TCP 3-Way Handshake process .

2026-11-9 - m1PtJqw solved 8. can you shuffle() an array? .