Mathematics is the music of reason.

June 10, 2022 By Mark Otto Off

Mathematical Notation Explained with JavaScript — Math has its own fascinating world of notation but if it feels a bit opaque to you, this post will help. It boils down numerous areas of mathematical notation into JavaScript equivalents making it easier to follow what’s going on.

Haas Labs Ltd

➕ The math fun doesn’t stop here – check out Code & Tools below for a neat project (KaTeX) for rendering math notation on the Web very quickly.



Flicking 4.9 – Flexible web carousel control.
Bree 9.0 – Node.js job scheduler.
Jasmine 4.2 – Testing framework.
EmojiMart 5.1 – Emoji picker control.
Puppeteer 14.3

Find JavaScript Jobs with Hired — Create a profile on Hired to connect with hiring managers at growing startups and Fortune 500 companies. It’s free for job-seekers.

📒 Articles & Tutorials

JavaScript of Halftone Printing — A delightful, practical and interactive walk through what’s involved reproducing a classic halftone style printing process using basic JavaScript and a canvas.

Andy Bayer

Building Framework Interoperable Web Components — If you use different frameworks like React, Svelte, Vue, etc. it’s common to pick a component library that suits each one, but what if you could write such components once in a framework agnostic way and use them wherever you want? Web Components provides an approach.

Adam Rackis

🛠 Code & Tools

Fastify 4.0 Released: A Node.js Webapp Framework — The first major release of a popular, high performance Node.js Web framework in two years warrants some celebration. A focus has been placed on stabilization, modernization, and improving the already quite stable developer experience, rather than flashy new features, although this post does cover a few updates.

Fastify Team