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JavaScript

Once relegated to the browser as one of the 3 core technologies of the web, JavaScript can now be found almost anywhere you find code. JavaScript developers move fast and push software development forward; they can be as opinionated as the frameworks they use, so let's keep it clean here and make it a place to learn from each other!

Posts

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What is the oddest JavaScript behavior?

What is the oddest JavaScript behavior?

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Comments 94
1 min read
Play Street Fighter with body movements using Arduino and Tensorflow.js

Play Street Fighter with body movements using Arduino and Tensorflow.js

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Comments 19
11 min read
5 Ways To Easily Validate Your Idea Before Its Too Late

5 Ways To Easily Validate Your Idea Before Its Too Late

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Comments 8
4 min read
Managing Local State with Apollo Client and React Hooks

Managing Local State with Apollo Client and React Hooks

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Comments 1
1 min read
Writing a working chat server in Node

Writing a working chat server in Node

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Comments 1
10 min read
Countdown to date, Interactive map, Split content | Module Monday 54

Countdown to date, Interactive map, Split content | Module Monday 54

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2 min read
You may not need the if-else statement😎

You may not need the if-else statement😎

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3 min read
PollarBoy - Minimal link based polling app made for fun!

PollarBoy - Minimal link based polling app made for fun!

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Comments 3
1 min read
Proper I18n with Gatsby, i18next and Sanity.io

Proper I18n with Gatsby, i18next and Sanity.io

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Comments 16
6 min read
TDD course with AdonisJs - 3. Model factories & DB transactions

TDD course with AdonisJs - 3. Model factories & DB transactions

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Comments
4 min read
3 Useful bookmarklets I use (almost) daily

3 Useful bookmarklets I use (almost) daily

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Comments 1
2 min read
ES6 Basics: The Difference Between Var, Let, and Const

ES6 Basics: The Difference Between Var, Let, and Const

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Comments 8
3 min read
How to Make a Custom Select Component in Vue.js

How to Make a Custom Select Component in Vue.js

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Comments
3 min read
フロントエンジニアのリーダブルコード #1 変数名で情報を伝える

フロントエンジニアのリーダブルコード #1 変数名で情報を伝える

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Comments
1 min read
Getting Started with the Google Maps API

Getting Started with the Google Maps API

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2 min read
Understanding reduce in JavaScript

Understanding reduce in JavaScript

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Comments 11
3 min read
How to Use Environment Variables in Vue.js

How to Use Environment Variables in Vue.js

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Comments 14
2 min read
Dev Pill - a new drug for news addicts

Dev Pill - a new drug for news addicts

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Comments 1
1 min read
[types and tricks] Customizando um input label required do formik

[types and tricks] Customizando um input label required do formik

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2 min read
How to build your first prototype and what to expect

How to build your first prototype and what to expect

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3 min read
Jordan Uses ScraperApi

Jordan Uses ScraperApi

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4 min read
How to generate documents from your app

How to generate documents from your app

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7 min read
[Passo-a-Passo] Criando uma aplicação com NodeJS, usando Express, Mongo, Docker e Babel

[Passo-a-Passo] Criando uma aplicação com NodeJS, usando Express, Mongo, Docker e Babel

6
Comments
1 min read
If you don't like it, change it.

If you don't like it, change it.

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Comments 4
3 min read
53 Things I Learned Writing a Multiplayer Strategy Game in Javascript and Python

53 Things I Learned Writing a Multiplayer Strategy Game in Javascript and Python

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Comments 33
15 min read
Creating a simple Vue pluralize filter

Creating a simple Vue pluralize filter

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Comments 5
1 min read
React useState example by building a text-size changer

React useState example by building a text-size changer

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Comments 1
1 min read
AWS Serverless: Vale a pena importar o AWS SDK?

AWS Serverless: Vale a pena importar o AWS SDK?

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Comments
5 min read
Async Clipboard API: Accessing the clipboard using JavaScript

Async Clipboard API: Accessing the clipboard using JavaScript

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Comments 2
6 min read
Logging in Browser

Logging in Browser

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3 min read
A National Parks Service API Demo with Vue.js

A National Parks Service API Demo with Vue.js

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Comments 3
4 min read
Code Duplication Refactoring on Conditional Conditions

Code Duplication Refactoring on Conditional Conditions

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1 min read
Funciones en Javascript. 7 formas de declarar una función

Funciones en Javascript. 7 formas de declarar una función

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Comments 1
9 min read
I would try to explain lexical scope in plain English. Wish me luck

I would try to explain lexical scope in plain English. Wish me luck

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8 min read
Portfolio filtering with vanilla js

Portfolio filtering with vanilla js

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1 min read
TDD course with AdonisJs - 1. Let's build a reddit clone

TDD course with AdonisJs - 1. Let's build a reddit clone

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1 min read
Sweet & Sour mongoose.js methods

Sweet & Sour mongoose.js methods

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1 min read
Cycling, Javascript and Saving the Planet

Cycling, Javascript and Saving the Planet

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2 min read
Frontend Weekly Digest (2 — 8 September 2019)

Frontend Weekly Digest (2 — 8 September 2019)

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5 min read
Creating JS web server without Node.js

Creating JS web server without Node.js

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3 min read
Building a Gutenberg sidebar plugin Part 2: Adding structure and asset bundling

Building a Gutenberg sidebar plugin Part 2: Adding structure and asset bundling

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Comments
5 min read
Dynamically set default queryParams in ember > v3.6.x

Dynamically set default queryParams in ember > v3.6.x

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2 min read
Taking React and Redux to the next level with Typescript

Taking React and Redux to the next level with Typescript

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5 min read
JavaScript: “Value below was evaluated just now”, what does it mean?

JavaScript: “Value below was evaluated just now”, what does it mean?

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1 min read
Angular unit testing 101 (with examples)

Angular unit testing 101 (with examples)

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8 min read
What is "this" in Javascript ?

What is "this" in Javascript ?

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5 min read
Capturing stdout/ stderr in Node.js using Domain module

Capturing stdout/ stderr in Node.js using Domain module

9
Comments
3 min read
React's useEffect and useRef Explained for Mortals

React's useEffect and useRef Explained for Mortals

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13 min read
Creating a virtual photo booth using Twilio, WhatsApp & Cloudinary

Creating a virtual photo booth using Twilio, WhatsApp & Cloudinary

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Comments
7 min read
I Built a Bot to Try and Get Money Back From My Internet Provider

I Built a Bot to Try and Get Money Back From My Internet Provider

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4 min read
Start Javascript: learn about variables

Start Javascript: learn about variables

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9 min read
Your very first responsive and animated navigation bar with React and React-Spring

Your very first responsive and animated navigation bar with React and React-Spring

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5 min read
Easy functional programming techniques in TypeScript for everyone

Easy functional programming techniques in TypeScript for everyone

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9 min read
What Front-End Developer Skills Should You Focus on Leading Into 2020?

What Front-End Developer Skills Should You Focus on Leading Into 2020?

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5 min read
Testes em JavaScript: Conceitos iniciais

Testes em JavaScript: Conceitos iniciais

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6 min read
How I Created My Own React Spinners Library

How I Created My Own React Spinners Library

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2 min read
When do you need axios?

When do you need axios?

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Comments 25
5 min read
5 easy ways to get started with JavaScript .reduce()

5 easy ways to get started with JavaScript .reduce()

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2 min read
Let's get to know the ResizeObserver 👋🏼

Let's get to know the ResizeObserver 👋🏼

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3 min read
Generating TypeScript Definition Files from JavaScript

Generating TypeScript Definition Files from JavaScript

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8 min read
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