Javascript

What are React Hooks and what problems they solve

Working with React, - and before the release of Hooks in version 16.8 -  there was always the possibility to create components in three different ways based on a number of suspects and needs: 1. Elementary components - These components are the simplest ones, they are characterized by being mere variables that…

Category : Javascript   13-05-2021   by Janeth Kent

How to clone objects in JavaScript

Primitive and referenced values (objects) behave very differently when we want to make a copy of them. Primitive values Let's suppose a variable name that has a primitive value associated with it (number, string, boolean, undefined and null). If we make a copy of this variable name to another variable name2, any…

Category : Javascript   11-05-2021   by Luigi Nori

Flattening arrays in JavaScript

When we are handling arrays that are arrays or have multiple dimensions it can be very useful to know how to flatten arrays in JavaScript. That is to say, to move all the elements to a single dimension. This simplifies things like traversing the elements or being able to dump…

Category : Javascript   10-05-2021   by Janeth Kent

How to populate an array with numbers in JavaScript

Populate an array with numbers in JavaScript The first step is to initialise the array. So today we are going to see a simple way to do it and see how we can populate an array with numbers in JavaScript. The idea is to populate it with the same number as…

Category : Javascript   07-05-2021   by Janeth Kent

How to populate an array with random numbers in JavaScript

Some of you might think that what we explained in the article on how to populate an array with numbers, apart from the didactic part, would not have much applicability since we load an array with the same number. It is true that the use cases are fewer, but in…

Category : Javascript   07-05-2021   by Janeth Kent

Amazing Javascript Game Source Codes for Free

In this article we will share the code to make simple games with Javascript programming language. The games code can later be your reference material for making other simple games. Before you continue do you already know what is javascript programming ?, if you don't know yet, please read the brief…

Category : Javascript   06-05-2021   by Luigi Nori

Top Javascript Libraries and Frameworks Part 2

What are JavaScript frameworks?   JavaScript frameworks are application frameworks that allow developers to manipulate code to meet their particular needs. Web application development is like building a house. You have the option of creating everything from scratch with construction materials. But it will take a long time and can incur high costs. But…

Category : Javascript   06-05-2021   by Janeth Kent

Top JavaScript libraries and frameworks part 1

JavaScript libraries and frameworks make it easy to develop websites and applications with a wide variety of features and functionality, all with dynamic, flexible and engaging features. According to a 2020 StackOverflow survey, JavaScript remains the most widely used programming language (for the eighth year), with 67.7% of respondents using it. Its…

Category : Javascript   06-05-2021   by Janeth Kent

Create stunning timelines with Timeline.js

Timelines are complicated but effective tools for showing large amounts of data. TimelineJS removes the pain TimelineJS  is an easy-to-use JavaScript library, both for user and developer. It can be as easy as embedding an iframe onto your page using the embed generator with a Google Doc spreadsheet, or as complicated…

Category : Javascript   04-05-2021   by Janeth Kent

Visualize Your Data: 25 Javascript Visualization Libraries

You have a huge amount of data that you need to present to your website visitors in a clear and concise way. First of all, you have to organise that data so that it's understandable to everyone in some way, right? That's where graphics come in. In web design, graphs…

Category : Javascript   03-05-2021   by Silvia Mazzetta

Looping through a matrix with JavaScript

We were already talking about how to multiply arrays in JavaScript and we realised that we had not explained something as simple as traversing an array with Javascript. So we couldn't let the time pass and we have started working to explain you how to do this task. The first thing…

Category : Javascript   03-05-2021   by Janeth Kent

How to multiply matrices in JavaScript

It may seem strange to want to know how to multiply matrices in JavaScript. But we will see some examples where it is useful to know how to perform this operation and how useful it is when handling coordinates as matrices, which we will see in a following article. But let's…

Category : Javascript   30-04-2021   by Janeth Kent

JavaScript Formatting Date Tips

Something that seems simple as the treatment of dates can become complex if we don't take into account how to treat them when presenting them to the user. That is why here we are going to see how we can format dates in JavaScript. To do this we are going to…

Category : Javascript   30-04-2021   by Janeth Kent

How to make a multilingual website without redirect

Today, we're going to talk about how to implement a simple language selector on the basic static website, without the need of any backend or database calls or redirection to another page. We will be using only JavaScript, no PHP or other programming languages. Serving HTML content in multiple languages is…

Category : Javascript   22-04-2021   by Tibor Kopca

Starting with Bootstrap-Vue step by step

Today we will show you how to use BootstrapVue, describe the installation process and show basic functionality. The project’s based on the world's most popular CSS framework - Bootstrap, for building responsive mobile-first landing page and combines it with Vue.js. Bootstrap-Vue does not yet support Vue 3. So if you want to…

Category : Javascript   13-04-2021   by Tibor Kopca

JavaScript: Spread and Rest operators

In today’s article we are going to talk about one of the features of the ES6 version(ECMAScript 2015) of JavaScript which is Spread operator as well as Rest operator. These features may be very useful when developing and working with front-end frameworks. We will explain how you can use it in…

Category : Javascript   05-04-2021   by Tibor Kopca

Validating HTML forms using BULMA and vanilla JavaScript

Today we are going to write about contact forms and how to validate them using JavaScript. The contact form seems to be one of the top features of every basic home page. It is a great way to encourage your visitors to make contact with you, by adding a form which…

Category : Javascript   31-12-2020   by Tibor Kopca

A FULFILLED PROMISE - Using the FETCH API to make AJAX calls

In this article we talked about what AJAX calls are and how to use them in a traditional way, by using the XMLHttpRequest (XHR) object. In short, thanks to AJAX calls a web page can be partially updated without having to reload the whole content. This leads to better loading…

Category : Javascript   26-12-2020   by Iveta Karailievova

How to use Parallax.js effect on your website

Today, we're going to write about the parallax effect, similar to parallax scrolling, and how to implement it to improve your landing page. In webdev, they say mobile first - well, this engine will react to the movement of a smart device, offsetting layers depending on their depth within a…

Category : Javascript   26-12-2020   by Tibor Kopca

Jquery best WJSIWYG HTML5 editors for your website

HTML5 WYSIWYG (What You See Is What You Get) or WYSIWYM (What You See Is What You Mean) is essential today! There is now so many of them around it's hard to find the best ones. Today we are going to present you 10 of the very best jQuery and…

Category : Javascript   07-12-2020   by Janeth Kent

Making AJAX requests to a REST API using vanilla JavaScript and XHR

Imagine you just build your first static web page and you would like to add some functionality to make it more attractive and generally more usable. Perhaps you would like to entertain your web page visitor with randomly generated cat facts, jokes, or, (preferably not randomly generated) weather forecasts or…

Category : Javascript   25-11-2020   by Iveta Karailievova

Why You Should Hire Node.js Developer for Your Backend Development

When developers are building a new website, they mainly focus on both frontend and backend development. The frontend code helps create the interfaces through which the app interacts with the users while the back-end code interacts with the server to deliver data or content that is displayed to the website…

Category : Javascript   27-10-2020   by Luigi Nori

Javascript: what are callbacks and how to use them.

Today we are going to learn about a concept that is widely used in javascript and that is used quite a lot by today's frameworks, libraries, especially NodeJS. This is the use of Callbacks.   What is a Callback?   Simplifying, it is to pass a function as a parameter so that this function…

Category : Javascript   23-10-2020   by Silvia Mazzetta

How To Build A Presentation Using HTML, CSS, & JavaScript

The process of conceiving and constructing a presentation is often hard. Sometimes we're stuck with Keynote or PowerPoint, and the templates are extremely limited and generic. Today, we're going to learn how to create an awesome and animated presentation using HTML, CSS, and JavaScript. If you're a beginner, don't worry! This tutorial will…

Category : Javascript   13-10-2020   by Janeth Kent

Top 16+ free JavaScript resources for intermediate users

JavaScript is a programming language. Before learning JavaScript, we advise you to learn the basics of HTML and CSS. Because, as you will see, HTML, CSS and JavaScript always work together at the same time. These three languages together are known as the frontend languages and each of them has…

Category : Javascript   10-09-2020   by Janeth Kent

10 Javascript Tutorials You Must See

Fortunately, we live in an era of global connectivity and access to many resources. Thanks to the Internet and people who enjoy sharing content, you can find almost everything you need to learn, and for free. Free tutorials, books and courses are easily found without spending too much. So if you…

Category : Javascript   10-09-2020   by Silvia Mazzetta

The package managers npm and yarn: main differences

Npm and yarn are package managers that help to manage a project’s dependencies. A dependency is, as it sounds, something that a project depends on, a piece of code that is required to make the project work properly. In the past we had only npm but it had so many issues…

Category : Javascript   19-08-2020   by Luigi Nori

All the javascript functions and methods to manipulate arrays

This article will show that the prominent JavaScript array functions are .map(), .filter(), and .reduce(), and will then go through examples of instances in which .every() and .some() would save computing power over the more prominent solutions. You will learn helpful methods in JavaScript Array, an array is one of the…

Category : Javascript   10-08-2020   by Luigi Nori

TypeScript: The evolution of JavaScript

When you're involved in the development of a large project, programming languages like JavaScript don't seem to be the best solution. Their lack of elements such as Language Aids has created the need for code-friendly alternatives. Here we tell you about one of these options. TypeScript, is a project developed and…

Category : Javascript   18-07-2020   by Janeth Kent

Awesome JavaScript Games and Js Software to create Games

Best sites js13kGames 2019 - Highlights from the js13kGames 2019 competition. js13kGames 2018 - 13 Games in ≤ 13kB of JavaScript. js13kGames 2017 - Build a game in 13kB or less with js13kGames. Adventure Triangle: Back To Home - You are lost in the cave. Try to get out and back to home. Sometimes it…

Category : Javascript   30-06-2020   by Janeth Kent

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