https://bsky.app/profile/webreflection.bsky.socialhttps://bsky.app/profile/webreflection.bsky.social/post/3mp4dovnxis2sProcessingInstruction is coming back (for good!) so who am I for not providing already a polyfill? https://github.com/ungap/processing-instruction see merged issue from @WHATWG at the top of the README to know more or follow up, if interest 👋25 Jun 2026 11:37 +0000at://did:plc:xrd4louojimip3igz6awkfnn/app.bsky.feed.post/3mp4dovnxis2shttps://bsky.app/profile/webreflection.bsky.social/post/3mozeq5baj22pare you still doing the awkward atob/btoa dance to convert to and from base64? you can stop it now, it's fully supported on modern environments and it can be polyfilled in here: https://github.com/ungap/base64#readme24 Jun 2026 07:17 +0000at://did:plc:xrd4louojimip3igz6awkfnn/app.bsky.feed.post/3mozeq5baj22phttps://bsky.app/profile/webreflection.bsky.social/post/3mnv2hig6qs2aTFW you are tired of reusing always the same pattern to enable/disable debugging and you'd like to have some tiny tool to deal with it ... because it's an awesome pattern 🥰 https://github.com/WebReflection/devbugger#readme09 Jun 2026 20:38 +0000at://did:plc:xrd4louojimip3igz6awkfnn/app.bsky.feed.post/3mnv2hig6qs2ahttps://bsky.app/profile/webreflection.bsky.social/post/3mncrac6ozk2bnew in DS4 Chat: * bootstrap with your own system prompt * highlight out of the box for code * auto scrolling when images or other transformations happen as answer, right after the answer ends (load event for images) https://github.com/WebReflection/ds4-chat#readme02 Jun 2026 14:05 +0000at://did:plc:xrd4louojimip3igz6awkfnn/app.bsky.feed.post/3mncrac6ozk2bhttps://bsky.app/profile/webreflection.bsky.social/post/3mmtqxxv72k2yPreact-like signals in 0.5K with all tests and benchmarks + 100% code coverage up and running, in case you'd like to explore signals without paying any "bloat tax" (not that Preact or alien-signals are bloated, yet this is 0.5K) https://github.com/WebReflection/signals#readme27 May 2026 14:50 +0000at://did:plc:xrd4louojimip3igz6awkfnn/app.bsky.feed.post/3mmtqxxv72k2yhttps://bsky.app/profile/webreflection.bsky.social/post/3mme4r3gzns2cunobtrusive and "as fast as it can be" polyfill for both Map and WeakMap methods such as getOrInsert and getOrInsertComputed: https://github.com/ungap/map-extensions#readme Fully typed too 👋21 May 2026 09:38 +0000at://did:plc:xrd4louojimip3igz6awkfnn/app.bsky.feed.post/3mme4r3gzns2chttps://bsky.app/profile/webreflection.bsky.social/post/3mm4pv24hvk2lif you have any interest in a possible future where JSON can serialize and deserialize more than just 5 types, follow this space/proposal 👋 https://es.discourse.group/t/jsonregistry-allows-branded-instances-in-regular-json/256918 May 2026 10:59 +0000at://did:plc:xrd4louojimip3igz6awkfnn/app.bsky.feed.post/3mm4pv24hvk2lhttps://bsky.app/profile/webreflection.bsky.social/post/3mly5gcq4y22lCORS landed in ds4 so it's now very simple to chat with it through this little (and fun) project from any mobile or desktop machine with a browser: https://github.com/WebReflection/ds4-chat16 May 2026 15:18 +0000at://did:plc:xrd4louojimip3igz6awkfnn/app.bsky.feed.post/3mly5gcq4y22lhttps://bsky.app/profile/webreflection.bsky.social/post/3mltb6prpbs22my work and AI are not different topics anymore, here my TL;DR summary for May (busy times, I might not update that space as frequently as I've previously done) 👋 https://webreflection.github.io/standup/2026/05/14.html14 May 2026 16:42 +0000at://did:plc:xrd4louojimip3igz6awkfnn/app.bsky.feed.post/3mltb6prpbs22https://bsky.app/profile/webreflection.bsky.social/post/3mlsj3nakoc2agetOrInsertComputed in Map/WeakMap is actually pretty cool, it simplifies caching a lot and it's not limited to synchronous values, example: const cache = new Map; const asText = async page => fetch(page).then(r => r.text()); await cache.getOrInsertComputed('index', asText);14 May 2026 09:31 +0000at://did:plc:xrd4louojimip3igz6awkfnn/app.bsky.feed.post/3mlsj3nakoc2ahttps://bsky.app/profile/webreflection.bsky.social/post/3mk6en6imm22dtired of the forward and backward tone/engagement around MutationObserver being able to snitch into Shadow DOM Roots? https://github.com/WebReflection/shadow-observer#shadow-observer23 Apr 2026 15:53 +0000at://did:plc:xrd4louojimip3igz6awkfnn/app.bsky.feed.post/3mk6en6imm22dhttps://bsky.app/profile/webreflection.bsky.social/post/3mjk2ctqqmk2rD1 is awesome but its API a bit "outdated" to me ... so I've written and tested template literals tags for it and I am pretty pleased with the result (and ergonomics). https://github.com/WebReflection/d1-tags/tree/main?tab=readme-ov-file15 Apr 2026 13:55 +0000at://did:plc:xrd4louojimip3igz6awkfnn/app.bsky.feed.post/3mjk2ctqqmk2rhttps://bsky.app/profile/webreflection.bsky.social/post/3mj3f22ptms2gam I the only one seeing a repeatable pattern out of this story? AI is awesome if you know what to ask and what to build, it still requires knowledge around that "what", right? https://undark.org/2026/04/01/sweden-schools-books/09 Apr 2026 17:57 +0000at://did:plc:xrd4louojimip3igz6awkfnn/app.bsky.feed.post/3mj3f22ptms2ghttps://bsky.app/profile/webreflection.bsky.social/post/3miym3cqjfk2zupdated to GNOME 50 and emoji-copy isn't working anymore? there you go: https://github.com/FelipeFTN/Emoji-Copy/issues/141#issuecomment-420736908508 Apr 2026 15:25 +0000at://did:plc:xrd4louojimip3igz6awkfnn/app.bsky.feed.post/3miym3cqjfk2zhttps://bsky.app/profile/webreflection.bsky.social/post/3mich6jocy22hwhenever I read posts like "don't us JS Array reduce" I'm like: const gcd = (a, b) => (b ? gcd(b, a % b) : a); const lcm = (a, b) => (a * b) / gcd(a, b); [2, 3, 4, 5].reduce((p, c) => lcm(p, c)); // 60 [12, 18, 36].reduce((p, c) => gcd(p, c)); // 6 I mean ... 🤷30 Mar 2026 19:59 +0000at://did:plc:xrd4louojimip3igz6awkfnn/app.bsky.feed.post/3mich6jocy22hhttps://bsky.app/profile/webreflection.bsky.social/post/3mi5j2oimfk2capparently my account has been compromised on bsky ... it's honestly the only service out there that never offered me (until today), or enforced, 2FA, it was kinda inevitable, yet my deepest apologies if my account spam/scammed you by any mean 🙏28 Mar 2026 20:49 +0000at://did:plc:xrd4louojimip3igz6awkfnn/app.bsky.feed.post/3mi5j2oimfk2chttps://bsky.app/profile/webreflection.bsky.social/post/3mgurngr4r22tin case anyone is interested, I am documenting what I am working on regularly (each week) with links and every other detail needed to understand where I come from and where I am heading. This is OSS to me, nobody can blame me for not being transparent 😇 https://github.com/WebReflection/standup#readme12 Mar 2026 16:04 +0000at://did:plc:xrd4louojimip3igz6awkfnn/app.bsky.feed.post/3mgurngr4r22thttps://bsky.app/profile/webreflection.bsky.social/post/3mgqblpjspk2sin today "nobody asked for it, thanks!" news, the recent issue filed against flatted module (333M downloads per months) kinda "scared" me to the point I rewrote the whole thing in a binary friendly format: flatted-view: please test it, thank you 🙏 https://github.com/WebReflection/flatted-view#readme10 Mar 2026 21:06 +0000at://did:plc:xrd4louojimip3igz6awkfnn/app.bsky.feed.post/3mgqblpjspk2shttps://bsky.app/profile/webreflection.bsky.social/post/3mgks4pf2zs2jflatted is out with a tiny yet important update for the JS variant: if you stringify 50K objects that point to each other you no longer have call stack recursion error on parse, it just works 🥳08 Mar 2026 16:45 +0000at://did:plc:xrd4louojimip3igz6awkfnn/app.bsky.feed.post/3mgks4pf2zs2jhttps://bsky.app/profile/webreflection.bsky.social/post/3mg327rnobk2iin today "good morning OSS" news, @golang receives its first *flatted* implementation, making flatted now usable in JS, TS, Python, PHP and, ultimately Go 🥳 Huge thank to Harald Fielker for helping out (writing everything), lets' go beyond 300M Downloads! https://github.com/WebReflection/flatted?tab=readme-ov-file#flatted02 Mar 2026 10:28 +0000at://did:plc:xrd4louojimip3igz6awkfnn/app.bsky.feed.post/3mg327rnobk2ihttps://bsky.app/profile/webreflection.bsky.social/post/3mftxcghny22gdear followers, I need to ask you a little favor: I am trying to fix the Web around SharedArrayBuffer and the ability to synchronize any task from a never blocking Worker, I need you to tell me if this page is blank or shows "async" as channel, thank you! webreflection.pythonanywhere.com https://webreflection.pythonanywhere.com/27 Feb 2026 14:47 +0000at://did:plc:xrd4louojimip3igz6awkfnn/app.bsky.feed.post/3mftxcghny22ghttps://bsky.app/profile/webreflection.bsky.social/post/3mf34lvzfvk2mthere's one primitive missing on the Web and that's the ability to synchronously make a Worker busy while querying the main thread ... in coincident I've solved that but the missing primitive is hurting a lot (for debugging reasons) so ... here I am again: https://github.com/WebReflection/reflected/#readme17 Feb 2026 17:45 +0000at://did:plc:xrd4louojimip3igz6awkfnn/app.bsky.feed.post/3mf34lvzfvk2mhttps://bsky.app/profile/webreflection.bsky.social/post/3me7tfyxpgc2xtoday I’ve quickly glued together two libraries that makes custom elements without shadow dom as fast and as simple as it can get and for every browsers … after reading the N post about ShadowDOM issues with CSS. You can stop that madness already 👋 https://github.com/WebReflection/elements#readme06 Feb 2026 21:19 +0000at://did:plc:xrd4louojimip3igz6awkfnn/app.bsky.feed.post/3me7tfyxpgc2xhttps://bsky.app/profile/webreflection.bsky.social/post/3mdzzg747rc2nJS Proxy are wonderful, penalized by TS inability to actually understand/deal with these but the things that these unlock are incredible! It might be a niche use case but if you need cached results, here my next go-to library: https://github.com/WebReflection/cached-proxy#readme04 Feb 2026 13:50 +0000at://did:plc:xrd4louojimip3igz6awkfnn/app.bsky.feed.post/3mdzzg747rc2nhttps://bsky.app/profile/webreflection.bsky.social/post/3mdi7ag4uj22ethis might be handy for any "forever waiting" pattern that requires instant reactivity + it doesn't leak compared to the original post that inspired it 😇 https://github.com/WebReflection/gen-q#readme28 Jan 2026 11:47 +0000at://did:plc:xrd4louojimip3igz6awkfnn/app.bsky.feed.post/3mdi7ag4uj22ehttps://bsky.app/profile/webreflection.bsky.social/post/3mcz4zq6bu222a common complain about our minimalistic TOML parser is that it wouldn't support trailing commas ... well, v0.4.0 does now, keeping it ~540bytes after brotli 🥳 https://github.com/WebReflection/basic-toml#readme22 Jan 2026 11:57 +0000at://did:plc:xrd4louojimip3igz6awkfnn/app.bsky.feed.post/3mcz4zq6bu222https://bsky.app/profile/webreflection.bsky.social/post/3m5lfi64y6k2x"Let's Call The Whole Thing Off" 🎶🎵 https://github.com/WebReflection/packatoon#readme14 Nov 2025 09:45 +0000at://did:plc:xrd4louojimip3igz6awkfnn/app.bsky.feed.post/3m5lfi64y6k2xhttps://bsky.app/profile/webreflection.bsky.social/post/3m5bgzp2evk2sif you use Proxies and you bind methods returned on `get` trap, please read carefully why that's a bad idea and how to avoid doing that: https://es.discourse.group/t/reflect-set-args-receiver-throwing-for-no-reason/2462/810 Nov 2025 10:46 +0000at://did:plc:xrd4louojimip3igz6awkfnn/app.bsky.feed.post/3m5bgzp2evk2shttps://bsky.app/profile/webreflection.bsky.social/post/3m5bbdizkmc2sso ... TOON is basically JSONH but 14 years later? ... cool 🙄 https://medium.com/medialesson/json-vs-toon-a-new-era-of-structured-input-19cbb7fc552b https://github.com/WebReflection/JSONH10 Nov 2025 09:04 +0000at://did:plc:xrd4louojimip3igz6awkfnn/app.bsky.feed.post/3m5bbdizkmc2s