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Moment.js Cheatsheet
Moment.js has been successfully used in millions of projects with over 12 million downloads per week. Here’s a curated moment.js…
Category: javascript
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JavaScript String Cheatsheet Reference
A string in Javascript represents a sequence of characters. Strings are useful for holding data that can be represented in…
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JavaScript Shorten String With Three Dots
Using JavaScript, we can shorten the length of our string and just replace the rest with three dots. Explanation We’re…
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FizzBuzz HackerRank Challenge
Given a number n, for each integer i in the range from 1 to n inclusive, print out one value…
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How to Use Fetch API in Javascript
In this tutorial, we are going to use the Fetch API to fetch all public holidays in the United States.…
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Text to Speech in Javascript
Text to speech (also known as tts or speech synthesis) is an offshoot of the Web Speech API which provides…
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Dynamically Populate Select Options in React JS
Dynamically Populate Select Options in React JS could be a real time-saver. When working with software applications built with libraries…
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Remove Duplicate Values From an Array in JavaScript Using ES6
We can easily get the distinct values in our JavaScript array by using the spread operator. The spread operator makes…
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Javascript Get Date Methods You Can Quickly Use
In Javascript, dates are objects and are inbuilt. There are also methods that can be used to access these date…
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7 Javascript Shortcuts You Should Use in Your Next Project
You’ve probably heard it a lot: Work smart and not hard. That advice couldn’t be more legit, especially when it…
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Javascript: Class Inheritance
Inheritance is an important concept in Object Oriented Programming. Inheritance is the process whereby one class, also called the sub-class,…
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Javascript: Object Oriented Programming
Object Oriented Programming (OOP) is a way of writing code such that you can create different objects (also called “instances”)…
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Javascript: Working With Classes
Introduced in ES6 as a major update to the Object Oriented Programming concept in Javascript, Classes are templates for creating…
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Null, Undefined and “Not defined”
Null: Null is the intentional absence of any object value. This could be a property of an object, or an…
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Callbacks, Promises and Async Await
Callback functions, Promises, and Async Await are concepts fundamentally used by JavaScript to handle deferred operations. Sometimes an operation could…
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Javascript: Rest Parameters
The rest parameter is an ES6 syntax that is used to represent an indefinite number of elements as an array.…
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Working With XMLHttpRequest
The XMLHttpRequest is a Javascript object that is used to interact with web servers. The XMLHttpRequest() is a Javascript function…
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Working With Fetch API
If you are writing a web application, there is every possibility that at some point you will have to work…
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Switch Case
A switch statement gives an expression a value to evaluate and several different statements to execute based on the value…
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Debugging Your Javascript Code
Web browsers generally have consoles, which are interactive command lines where you can print text and test pieces of code.…
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Pure And Impure Functions in Javascript
Pure Functions A pure function in Javascript is one that given the same input will always return the same output…
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What are Relational Operators?
Unlike logical operators which connect two or more expressions, relational operators test and establish some type of relation between two…
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Template Literals
Template literals allow for embedded expressions and help to solve the complex concatenation problem. They are enclosed by a back-tick…
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Working With Functions
A function is a group of reusable code that can be called anywhere in your program. Functions eliminate the need…
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Arrow Functions
Arrow functions, also called “fat arrows” were introduced with ES6 as a new syntax for writing Javascript functions. By utilising…
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Recursive Functions
A recursive function is one which defines a problem in terms of itself. A recursive function calls itself directly or…
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Object Oriented Programming
Object oriented programming is a way of writing code such that different objects (instances) are created from a single object…
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What is ES6?
Also known as ECMAScript 6, ECMAScript 2015 or Javascript 6, ES6 is a version of Javascript that was introduced in…
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What Are Recursive Functions?
A recursive function is one which defines a problem in terms of itself. A recursive function calls itself directly or…
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Differences Between var, let and const.
Var Declaration Before the introduction of ES6 in 2015, var was the go-to way to declare variables in Javascript. Example:…