Even if the resource includes confidential information based on cookies or HTTP authentication data in the request, including the header and sharing the resource is still safe, since the browser will…

This is one of those posts I wrote just to be able to link back to it later. I see a lot of questions on the subject, and even though I don’t mind explaining the same thing over and over again, it’s…

The globalThis proposal introduces a unified mechanism to access the global this in any JavaScript environment. It sounds like a simple thing to polyfill, but it turns out it’s pretty hard to get…

A horrifying globalThis polyfill in universal JavaScript describes a technique that could be useful for this project. Instead of the current approach of detecting known environment-specific referen...

Javascript rants and findings, by kangax

ECMAScript Proposal, specs, and reference implementation for `global` - tc39/proposal-global

The globalThis proposal introduces a unified mechanism to access the global this in any JavaScript environment. It sounds like a simple thing to polyfill, but it turns out it’s pretty hard to get…

ECMAScript Proposal, specs, and reference implementation for `global` - tc39/proposal-global

If we need to add roads to Google Maps, or something on the map isn't right, you can tell us. Let us know if you notice errors in Google Maps such as: Incorrect road names Wrong info about one-way and…

HTTP/2 (or h2) is a binary protocol that brings push, multiplexing streams and frame control to the web.

Code caching (also known as bytecode caching) is an important optimization in browsers. It reduces the start-up time of commonly visited websites by caching the result of parsing + compilation. Most…

In this post, we'll look at the new loading attribute which brings native and lazy-loading to the web!. For the curious, here&...

93% of Paint Splatters are Valid Perl Programs TLDR: read the paper and view the gallery of pretty Perl programs. In this paper, we aim to answer a long-standing open problem in the programming…

@cdata reported the following resolution error for a module graph that fully resolves in Chrome: $ deno --info https://unpkg.com/@google/model-viewer@0.1.2/lib/model-viewer.js?module Downloading ht...

Deno is a program for executing JavaScript and TypeScript outside of the web browser. Install Deno into ~/.deno/bin curl -L https://deno.land/x/install/install.py | python export…