InfoWorld

Hands-on with React, Supabase, and PowerSync

If you are building a simple dashboard or a form-based application, the traditional JSON API (REST or GraphQL) approach is ...
OSTechNix

JavaScript Timestamp Bugs: How UTC Mistakes Break Web Apps

Learn how a single JavaScript Date() timezone mistake silently corrupts web apps and how to fix timestamp bugs in JS, Python, ...
InfoWorld

Intro to JSX: HTML that does JavaScript

Love it or loathe it, JSX has made a big impact on front-end engineering. Here's a code-first intro to the HTML-based JavaScript templating language. JSX is a way to write HTML inside of JavaScript, ...
Hacker

Mastering Javascript Variables: A Simplified Guide for Beginners

Passionate about writing reusable code and problem solving. Programming is all about manipulating and displaying data, which can be any kind of information used in computer programs, such as social ...
GitHub

Validate any string as a JavaScript variable name, taking into consideration both the ECMAScript 6 specification and Unicode 8.0.0, as well as reserved words and invalid escape ...

Adapted from JavaScript identifier validator by Mathias Bynens and repackaged as an npm module.
Ars Technica

JavaScript inserting a variable into a regex for dynamic compares

So I'm working with Cypress and I'm attempting to understand how to verify a URL via regex matching; but I want to use several character sets in the regex, and I want to add a variable as well. Not ...