Published in JavaScript in Plain English·PinnedShould You Trust JavaScript Execution?JavaScript is one of the most dynamic scripting programming languages. This article underlines the security concerns associated with JS. — Among scripting programming languages, JS is surely one of the most dynamic ones, or better, one of those languages where one could define, intercept, override, pretty much everything, including the crypto.subtle namespace used to encrypt and decrypt through secrets/passwords anything.Java Script10 min read
May 3About using “the platform”Another day, another post about not missing hyped libraries when it comes to Web development, which is something I’ve been advocating and agreeing, but also used in practice, for nearly 20 years now. Unfortunately, this is also something I’ve heard enough when it comes to details in every single post…Web Components3 min read
Feb 23In favor of Custom Elements built-insIt should surprises nobody that knows me what I think about CEs builtin extends: these are the best primitive ever as well as, imho, the most underrated one out there! People complaining about Custom Elements builtin extends usually have these arguments: “as Safari team stated they don’t like it, nobody…Web Development4 min read
Oct 24, 2021Electron Headless AlternativesIt’s not the first time I talk about electron alternatives, but it’s only recently that we have a FinalizationRegistry in JS, which combined to a Proxy, can produce memory-leak safe remotely driven results, either on the client, or, recently, on the server side too. Before talking more about my latest…Electron3 min read
Oct 11, 2021About TypeScript HypeAre you happy about TS? Good, really good! We’re all happy about you being happy too … now, can you let it go too? Thank you! Enough is enough! I understand these days most job offers put all possible buzzwords in the required skills, and TS happens to always be there, but I…Typescript3 min read
Oct 10, 2021About bitwise operationsIn 20+ years of programming, I’ve never needed to invert a binary tree except for that one time a silly interviewer asked me to do that for a web-related role. I have, however, encountered bitwise operations in hundreds of real-world situations. …Java Script12 min read
Sep 19, 2021Optimizing JSON, IndexedDB, or postMessageSee that image? … wondering what is this all about? Well, let me start with the TL;DR: those two are snapshots of the very same data stored in an IndexedDB instance … on the left, we have the usual careless, or lazy way, to store data we’re all used to…Java Script8 min read
Aug 29, 2021CJS vs ESMNo, this is not yet another rant, neither a duplicate of other posts; this post is rather about important topics not many others discussed to date. Background Developers have opinions that could lead to “wars”, where everyone blindly support their idea without listening, or analyzing, all the facts in an objective…Java Script11 min read
Aug 12, 2021JS: All You Can Weak!You might already know both WeakMap and WekSet, but many don’t know yet either WeakRef, or the mighty FinalizationRegistry, which are enablers of new, unthinkable, patterns! This post goal is to describe all these modern primitives, and their use cases. Once upon a time … … we used attach any kind of property directly to…Java Script6 min read
Aug 4, 2021About Web ComponentsIt was the year 1998 when W3C proposed a way to gracefully enhance, via the CSS’ behavior property, any builtin element on the page that would inherit such behavior defined through one, or more, external .htc files. <ul> <li style="behavior:url(hilite.htc)">Example</li> </ul> Use Case / Abstract One limiting factor (…) is that there is no…Web Development10 min read
