Moataz Farid

howto · 2025-03-11

How to Check if a Variable Is String in JavaScript

This tutorial explains how to check if a variable is a String or not in JavaScript. Learn effective methods like typeof, instanceof, Object.prototype.toString, and more. Enhance your JavaScript skills with practical examples and detailed explanations for each method. Whether you're validating data or processing inputs, this guide will help you accurately identify strings in your code.

howto · 2024-02-12

How to Convert Unix Timestamp to Date in JavaScript

Master javascript convert timestamp to date with this comprehensive tutorial. Learn to use the Date class, Intl.DateTimeFormat, toLocaleString(), and Moment.js for converting Unix timestamps to human-readable dates in JavaScript.

howto · 2024-02-02

How to Randomize or Shuffle an Array in JavaScript

This tutorial explains how to randomize an Array in JavaScript.

howto · 2024-02-02

How to Merge Two Arrays Without Any Duplicates in JavaScript

This tutorial explains how to merge two arrays in JavaScript and how to remove any duplicates

howto · 2024-02-02

How to Generate a Random Number Between Two Numbers in JavaScript

This tutorial explains how to generate a random number between two numbers in JavaScript.

howto · 2024-02-02

How to Convert String to Lower Case in JavaScript

This tutorial explains how to convert String to lower case in JavaScript

howto · 2024-02-02

How to Add Days to Current Date in JavaScript

This tutorial explains how to add days to current date in JavaScript

howto · 2024-02-02

How to Wait for a Function to Finish in JavaScript

This tutorial explains how to wait for a function to finish in JavaScript

howto · 2024-02-02

How to Filter Object in JavaScript

This tutorial explains how to use filter for objects in JavaScript

howto · 2024-02-02

How to Wait for 5 Seconds in JavaScript

This tutorial explains how to wait for x seconds in JavaScript.

howto · 2024-02-02

How to Flatten an Array in JavaScript

This tutorial explains how to flatten an array in JavaScript

howto · 2024-02-02

How to Remove Duplicates From an Array in JavaScript

This tutorial explains how to remove duplicates from an array in javascript

howto · 2024-02-02

How to Remove Property From Object in JavaScript

This tutorial explains how to remove a property from an object in JavaScript.

howto · 2024-02-02

How to Square a Number in JavaScript

This tutorial explains how to square a number in JavaScript.

howto · 2024-02-02

How to Check if Key Exists in Object in JavaScript

This tutorial explains how to check if key exists or not in JavaScript.

howto · 2024-02-02

How to Check if Element Exists in DOM in JavaScript

This tutorial explains how to check if the element exists in DOM in JavaScript