Polyfill for Array.prototype.reduce
Write a polyfill for Array.prototype.reduce in JavaScript and take care of all edge cases below, 🔗Array.prototype.reduce 🟢 Easy 🧩 Pattern – JavaScript Essentials JavaScript Reduce Polyfill
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Debounce with flush and cancel
Write a debounce function with a cancel() method to clear any pending calls and flush() to call the function immediately clear by clearing the last timer. 🔗Debounce 🟡 Medium 🧩 Pattern – JavaScript Essentials What is debouncing? Debouncing is a technique that ensures that a function is called only after… Read More »Debounce with flush and cancel
Palindrome Number – 9
🔗LC9 🟢 Easy 🧩 Pattern – math logic Given an integer x, return true if x is a PALINDROME, and false otherwise. Follow up: Could you solve it without converting the integer to a string? Example Solution
Type of Triangle – 3024
🔗LC3024 🟢 Easy 🧩 Pattern – Array, math logic You are given a 0-indexed integer array nums of size 3 which can form the sides of a triangle. Return a string representing the type of triangle that can be formed or “none” if it cannot form a triangle. Example Solution… Read More »Type of Triangle – 3024
Generate Fibonacci Sequence – 2648
🔗LC2648 🟢 Easy 🧩 Pattern – Generator Functions Write a generator function that returns a generator object which yields the Fibonacci sequence. The Fibonacci sequence is defined by the relation Xn = Xn-1 + Xn-2. The first few numbers of the series are 0, 1, 1, 2, 3, 5, 8, 13. Example Solution
Deep Clone an Object in JavaScript
Given an object, create a deep clone of it. This is a common interview question, and we are advised not to use any built-in methods to solve this problem. 🟡 Medium 🧩 Pattern – Objects Drawbacks of other methods structuredClone is the way ✅ The structuredClone() method of the Window… Read More »Deep Clone an Object in JavaScript