• Feb 11, 2021 •LeifMessinger
0 likes • 4 views
function spam(times = 1,log = true){ for(let i = 0; i < times; i++){ $.get("backend-search.php", {term: (" "+Date.now())}).done(function(data){ if(log) console.log(data); }); } } spam(100000);
• Jan 26, 2023 •AustinLeath
0 likes • 6 views
function printHeap(heap, index, level) { if (index >= heap.length) { return; } console.log(" ".repeat(level) + heap[index]); printHeap(heap, 2 * index + 1, level + 1); printHeap(heap, 2 * index + 2, level + 1); } //You can call this function by passing in the heap array and the index of the root node, which is typically 0, and level = 0. let heap = [3, 8, 7, 15, 17, 30, 35, 2, 4, 5, 9]; printHeap(heap,0,0)
• Nov 19, 2022 •CodeCatch
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const compactObject = val => { const data = Array.isArray(val) ? val.filter(Boolean) : val; return Object.keys(data).reduce( (acc, key) => { const value = data[key]; if (Boolean(value)) acc[key] = typeof value === 'object' ? compactObject(value) : value; return acc; }, Array.isArray(val) ? [] : {} ); }; const obj = { a: null, b: false, c: true, d: 0, e: 1, f: '', g: 'a', h: [null, false, '', true, 1, 'a'], i: { j: 0, k: false, l: 'a' } }; compactObject(obj); // { c: true, e: 1, g: 'a', h: [ true, 1, 'a' ], i: { l: 'a' } }
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const head = arr => (arr && arr.length ? arr[0] : undefined); head([1, 2, 3]); // 1 head([]); // undefined head(null); // undefined head(undefined); // undefined
• Nov 18, 2022 •AustinLeath
// Get the text that the user has selected const getSelectedText = () => window.getSelection().toString(); getSelectedText();
const unzipWith = (arr, fn) => arr .reduce( (acc, val) => (val.forEach((v, i) => acc[i].push(v)), acc), Array.from({ length: Math.max(...arr.map(x => x.length)) }).map(x => []) ) .map(val => fn(...val)); unzipWith( [ [1, 10, 100], [2, 20, 200], ], (...args) => args.reduce((acc, v) => acc + v, 0) ); // [3, 30, 300]