I’m writing an article on JavaScript and a question came up. JavaScript has Web APIs as its standard specification for the browser. There’s no stand ...
I’m writing an article on JavaScript and a question came up. JavaScript has Web APIs as its standard specification for the browser. There’s no stand ...
Suppose I have two models, Order and Customer. I've implemented an API that lets you filter on both: But what if I want to search for orders in a f ...
I have a form with a formdata event handler that updates a field of the FormData if a certain state is found in the DOM. After the form submission, th ...
There is a web online, library or something to detect old IE functions that are not compatible with Chrome/Firefox or just ES6? Like: document.all, e ...
I want to verify "firebase JWT token" on "Cloudflare workers" environment. The problem is firebase-auth doesn't provide the standard /.well-known/jwk ...
I wanted to check what is the support of fetch API in browser so I opened caniuse.com to get this information. Looking at Chrome browser I see this f ...
I am having an issue uploading files to my server on a frontend rewrite I am working on. I am getting an error response 500 "Premature end of script ...
Im trying to understand something regarding JS standards: When writing an async function or any function that returns any kind of promise I need to a ...
I want to return a specific byte range given a ReadableStream. It sounds easy but I can't find any way to skip through or read a specific amount of by ...
I don’t want to use GET method for some destructive links (like deleting an item, remove something…) so I use POST or DELETE actions on my links, with ...
Twitter released a statement that is worded and advertised in the severity of a data breach, where it blames it on differences in Firefox's implementa ...
I've been following the instructions here to have my Gmail signature template display the image stored on Google Drive as a logo. The goal is to hav ...
If any webpage has 3000px tall of content, I would have expected both to be both 3000px. Note that document.documentElement is exactly the same as ...
As we know input is a self-closing tag. I thought the same. However, a while ago I read Web Fundamentals about Semantics and accessibility tree and ...
Google PageSpeed suggests adding Critical CSS in a <style> tag in the head, and deferring external CSS to the end of the HTML. This goes again ...
The following request returns an HTTP status code of 404, but also content-type: image/jpeg and valid JPEG data in the response body: https://img.you ...
This is probably a silly question, however: from a Web Design/Development point of view (I mean support for web standards and web technologies), could ...
According to caniuse.com, Chrome has supported dialog since 2014. It also says that Firefox does support it, but only if you enable dom.dialog_element ...
I discovered a strange problem, when I render a page with an element that has a negative z-index (z-index: -1) and call document.elementsFromPoint, th ...
Both MDN, caniuse.com, and Microsoft Edge's own "Platform Status" page state that Microsoft Edge supports ReadableStream since build number 16299+ (re ...