JavaScript Kicks - JSK Daily for Feb 17, 2022

TypeScript's type system is advanced and sometimes feels like magic. One of it's features is "mapped types" which allow you to create types based on other types. This article is an introduction to mapped types and demonstrates how to create a new "Prefix" and "Suffix" utility ...

Lloyd

You all know this or a similar sentence: Node.js is a single-threaded non-blocking asynchronous concurrent runtime environment. But what if I tell you, actually it's not? Surprised? Well, that's where people might argue about, and that's great....

Bit

As you might know, I work with Nest.js since 2018 when I had to rewrite the backend at my former company Karzo. Back then, I wondered why it has only ~6k stars on Github since it's such a game-changer in the Node.js universe....

Bit

Bill Gates's once said, "Computer programming is calculation of math and making decision with if..else". And it is hard to argue with that statement, and why not. Because deep down this is what programming is all about. If you are new to this programming world, consider going ...

Sarvesh Prajapati

You've started learning React and heard of something called React component. So what's a React component? React is a library that lets us split our UI into re-usable parts; these parts are called React components. The key to understanding React is to understand how we can use ...

Upmostly

Hi folks! New day, new article 😄! If you want to iterate over objects searching for a property with a key, operator.getProperty() is what you need. Let's suppose you have an object: Here is how you can remove property with a name test: import {operate} from 'putout';const tes...

coderaiser

Sasha Shynkevich talks with us about how to pick a JavaScript framework, and stop worrying about if you're picking the right JavaScript framework, how to find a community to learn with, and how to know what's good and what's not?...

John Papa

As we know, setTimeout means to run the script after the minimum threshold (MS unit), and setInterval means to continuously execute a specified script with the minimum threshold value period. Note that I use the term minimum threshold here because it is not always accurate....

JavaScript In Plain English

The purpose of this article is to make sure that you understand JavaScript execution thoroughly, and if you don't understand it by the end of this article, you can beat me up....

chao huang

I discovered the JavaScript Proxy object a while ago and I found it super helpful in a lot of situations, so I decided to write about it. First question, what is the Proxy object? The Proxy object enables you to create a proxy for another object, which can intercept and redefi...

JavaScript In Plain English

What does a programmer want after learning a new language/framework? Practice and projects, right? So, I'm going to tell you some unique projects you can make to practice and improve your React Skills. At the end of each project, I have added a section where I'll tell you how ...

Jashan Mago

Email Cypress test results using cypress-email-results plugin. Sometimes you run the Cypress end-to-end tests on CI and want to be notified quickly if something has failed. Most CIs can be configured to send you an email on test job failure, but they do not send detailed infor...

Gleb Bahmutov