• Nov 18, 2022 •AustinLeath
0 likes • 1 view
// Or const randomColor = () => `#${(~~(Math.random()*(1<<24))).toString(16)}`; console.log(randomColor);
• Sep 13, 2023 •C S
0 likes • 11 views
/** * @param {number[]} nums * @return {number[]} */ var productExceptSelf = function(nums) { var output = []; var leftMult = 1; var rightMult = 1; for (var i=nums.length - 1; i >= 0; i--) { output[i] = rightMult; rightMult *= nums[i]; console.log({output: JSON.stringify(output), i}) } for (var j=0; j < nums.length; j++) { output[j] *= leftMult; leftMult *= nums[j]; console.log({output: JSON.stringify(output), j}) } return output; }; console.log(productExceptSelf([1, 2, 3, 4]))
• Nov 19, 2022 •CodeCatch
//JavaScript program to swap two variables //take input from the users let a = prompt('Enter the first variable: '); let b = prompt('Enter the second variable: '); // XOR operator a = a ^ b b = a ^ b a = a ^ b console.log(`The value of a after swapping: ${a}`); console.log(`The value of b after swapping: ${b}`);
• Oct 15, 2022 •CodeCatch
3 likes • 4 views
const MongoClient = require('mongodb').MongoClient; const assert = require('assert'); // Connection URL const url = 'mongodb://localhost:27017'; // Database Name const dbName = 'myproject'; // Use connect method to connect to the server MongoClient.connect(url, function(err, client) { assert.equal(null, err); console.log("Connected successfully to server"); const db = client.db(dbName); client.close(); });
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const dragAndDropDiv = editor.container; dragAndDropDiv.addEventListener('dragover', function(e) { e.stopPropagation(); e.preventDefault(); e.dataTransfer.dropEffect = 'copy'; }); dragAndDropDiv.addEventListener("drop",function(e){ // Prevent default behavior (Prevent file from being opened) e.stopPropagation(); e.preventDefault(); const files = e.dataTransfer.items; // Array of all files console.assert(files.length >= 1); if (files[0].kind === 'file') { var file = e.dataTransfer.items[0].getAsFile(); const fileSize = file.size; const fileName = file.name; const fileMimeType = file.type; reader = new FileReader(); reader.onloadend = function(){ editor.setValue(reader.result); } reader.readAsText(file); }else{ //Maybe handle if text is dropped console.log(files[0].kind); } });
0 likes • 3 views
const linearSearch = (arr, item) => { for (const i in arr) { if (arr[i] === item) return +i; } return -1; }; linearSearch([2, 9, 9], 9); // 1 linearSearch([2, 9, 9], 7); // -1