Activities on BFE.dev

2026-8-15 - kHvHf1a solved 18. Improve a function .

2026-8-15 - 2fpujaR solved 5. scope .

2026-8-15 - 2fpujaR solved 4. Promise then callbacks II .

2026-8-15 - bElm7nR solved 6. implement basic debounce() .

2026-8-15 - bElm7nR solved 3. implement Array.prototype.flat() .

2026-8-15 - kHvHf1a solved 105. find the first duplicate character in a string .

2026-8-15 - kHvHf1a solved 133. roman numerals to integer .

2026-8-15 - WzUFO4v solved 177. Implement Object.groupBy() .

2026-8-15 - FO9TH0n solved 107. `this` VI .

2026-8-15 - FO9TH0n solved 108. property key .

2026-8-15 - kHvHf1a solved 145. most frequently occurring character .

2026-8-15 - FO9TH0n solved 109. isNaN() .

2026-8-15 - FO9TH0n solved 113. push .

2026-8-15 - FO9TH0n solved 111. falsy .

2026-8-15 - FO9TH0n solved 114. constructor .

2026-8-15 - PO41754 solved 92. throttle Promises .