JavaScript Kicks - JSK Daily for Jan 12, 2021

Alongside the plain object, the array is a widely used data structure in JavaScript. And a widely used operation on arrays is accessing elements by index. In this post, I'm going to present the new array method array.at(index)....

Dmitri Pavlutin

Dependabot automates dependency updates for projects on GitHub. We'll go over how to automate dependency updates for npm or Node.js projects. Create .github/dependabot.yml: $ mkdir -p .github/$ touch .github/dependabot.yml Add the minimum ( required) configuration: Given the c...

JavaScript In Plain English

Imagine you're a DevOps engineer and you are responsible to grant access to the database, which could be known as Database Administrator as well. However, it's a new year and your company management decided to promote some of the potential team members to become the team leaders....

Tek Loon

When our applications become complex, the need for speed becomes a major deal-breaker. Performance optimization becomes a necessity when our application code grows in scale......

Bit

A coding session where you'll learn how to create an infinite shape animation of a hyperbolic helicoid using Three.js. In this ALL YOUR HTML coding session, you'll learn how to create a beautiful shape with parametric functions, a hyperbolic helicoid, inspired by J. Miguel Med...

Codrops

When i first learned about State, it is so friendly and simply just "data that is going to change + mutating it triggers a component rendering". That's what people told me. After years working with it, i started perceiving the gap in my knowledge....

Kush Tran

Imagine: you have a collection of customer documents, and each of them has a favouritePaymentMethods array field. You need to save them in your database, however payment method details can vary greatly. It may be a credit or debit card, gift voucher or perhaps a direct debit....

Rémi Sormain

I'm currently working on a side project which needs a lot of JSX/HTML parsing, manipulation, and generation using Abstract Syntax Trees (AST). ASTs are very powerful and you can use them to build your own babel plugins, macros, or use them directly as part of your app to do cu...

Mahmoud Felfel

I guess till here you got the idea of what we are talking about and you might find out that how mongoose, knex and some other libraries work with some tweaking the code. In the following we are intending to walk through a simple example of a chainable object that would be ran ...

Babak Gholamzadeh

This is the first in (hopefully) a series of articles to document the lessons I learned building and maintaining SSR apps. This article does not cover the pros/cons of SSR, or the pros/cons of not......

Suhan Wijaya

It should come to no surprise to anyone who has been alive for the past ten months in the U.S. that things are ...different, unexpected, and dare I say: unprecedented. Due to COVID and the sudden shift for millions to work-from-home, or worse yet, surprise-you're-unemployed, h...

Dan Foley

When I was learning D3, although there are a lot of great resources to learn from, I can rarely find detailed code explanations for me to fully understand how everything works, making it difficult to recreate a chart on my own without additional searches....

Chi

You've got your React components. You figured out how to use Redux to feed them data. You make a component that creates/updates/deletes an item in your API, and put it in a page displaying the items from your API. How do you get the whole page to reload to show the updated dat...

Abbey Perini

I write a lot of Angular and AngularJS code. But, in the vast, vast majority of cases, I just extend the existing "application module", adding components, directives, and services to the same bag of uniquely-named dependency-injection (DI) tokens. This year, however, I really ...

Ben Nadel

Finding ugly numbers is a common problem that can be solved efficiently with dynamic programming. These are numbers that have prime factors consisting only of 2, 3, or 5. The number 1 is included as an ugly number by convention. The number sequence goes as 1, 2, 3, 4, 5, 6, 8,...

Bit