Common LispのSBCLやSchemeのChez Schemeは動的型付き言語でありながら、プログラム全体を事前にネイティブコードへコンパイルし、何十年もプロダクションで使われてきました。一方JavaScriptは今なお、速く動くにはインタプリタと複数段のJIT、その上に載るデオプティマイゼーション機構が要る言語だと見なされています。この違いはどこから来るのか。この問いから始まったプロジェ...

Optique is a type-safe combinatorial CLI parser for TypeScript built from composable parser functions. Parser definitions drive runtime parsing, help and completion output, and the inferred value t...

Upyo is a cross-runtime email library for JavaScript that provides a unified API for sending email across Node.js, Deno, Bun, and edge functions. It supports SMTP, JMAP, and HTTP email providers th...

Model your command-line grammar with composable, type-safe parsers. Mutually exclusive modes, dependent options, inferred result types, help, completion, and man pages all come from the same parser definition.

DrFed is a web-based platform for developing and debugging implementations of ActivityPub – an open standard and protocol for decentralised networking. A team of four people from East Asia is developi...

LogTape is a logging library for JavaScript and TypeScript that works across Deno, Node.js, Bun, and browsers. It's built around structured logging, has zero dependencies, and is designed to work a...

Optique 1.2.0 adds a method-call style for modifiers, a deferredValue() parser for fallbacks that should only resolve inside a handler, and four new packages: @optique/prompt, @optique/clack, @opti...

BotKit is a TypeScript framework for building standalone ActivityPub bots for the fediverse: its own server, not a Mastodon or Misskey account. Built by the Fedify team.

Implementing the ActivityPub protocol from scratch introduces massive technical hurdles, including fragmented signature standards, unpredictable JSON-LD document variations, complex distributed system...

Upyo is a cross-runtime email library for JavaScript that provides a unified API for sending email across Node.js, Deno, Bun, and edge functions. It supports SMTP, JMAP, and providers such as Mailg...

Why AT URIs are not valid under IETF RFC-3986, what the impact is, and some possible ways forward.

1,234,567,890을 동아시아 사람이 실제로 읽는 방식대로 ― 12_3456_7890.

I usually write open source software libraries and small CLI programs, which means their consumers are mostly software engineers. My interests are: fediverse & CJK languages.

LogTape is a logging library for JavaScript and TypeScript that works across Deno, Node.js, Bun, and browsers. It's built around structured logging, has zero dependencies, and is designed to work a...

A few days ago I read a blog post titled On FLOSS and training LLMs . It captures well the frustration spreading through the free and open source software…

Optique 1.1.0 is the first feature release after the stable 1.0.0 baseline. The largest addition is @optique/discover, a package for organizing larger CLIs as file-based command modules with typed ...

Gukhanmun is a library and CLI tool for converting Korean text written in mixed hanja/hangul script into consistently annotated output. Academic texts, historical documents, and legal materials rou...

Optique 1.1.0 is the first feature release after the stable 1.0.0 baseline. The largest addition is @optique/discover, a package for organizing larger CLIs as file-based command modules with typed ...

Gukhanmun is a library and CLI tool for converting Korean text written in mixed hanja/hangul script into consistently annotated output. Academic texts, historical documents, and legal materials rou...

LogTape is a logging library for JavaScript and TypeScript that works across Deno, Node.js, Bun, and browsers. It's built around structured logging, has zero dependencies, and is designed to work a...

한국어·중국어·일본어는 만(萬) 단위로 수를 읽는데, 아라비아 숫자는 천 단위로 쉼표를 찍습니다. 1,234,567,890을 보고 “십이억 삼천사백오십육만 칠천팔백구십”을 바로 읽어내려면 매번 머릿속에서 자릿수를 다시 세야 합니다. 그러므로, 만 단위 구분자로 밑줄( _ )을 쓰자고 제안합니다....

Read 1,234,567,890 the way East Asians actually count—try 12_3456_7890.

让 1,234,567,890 像中文那样自然地读出 ― 12_3456_7890。

讓 1,234,567,890 像中文一樣自然地讀出 ― 12_3456_7890。

東アジアで数えるとおりに 1,234,567,890 を読む ― 12_3456_7890。

1,234,567,890을 동아시아 사람이 실제로 읽는 방식대로 ― 12_3456_7890.

1,234,567,890을 동아시아 사람이 실제로 읽는 방식대로 ― 12_3456_7890.

In this tutorial, we will build a small threadiverse-style community platform that federates with Lemmy, Mbin, and NodeBB using Fedify and Next.js.

Les Orchard made a quiet observation recently that I haven't been able to shake. Before LLM coding assistants arrived, the split between developers was…

Traditional CLI libraries like Commander.js and Yargs often suffer from a gap between runtime validation and TypeScript type safety, where mutually exclusive options are typed as flat collections of o...

Optique is a type-safe combinatorial CLI parser for TypeScript, inspired by Haskell's optparse-applicative and TypeScript's Zod. It takes a functional approach: you compose small, typed parsers int...

Most articles about AI and the climate answer a question that doesn't matter. Defenders spend...

Last week, Dan Blanchard, the maintainer of chardet—a Python library for detecting text encodings used by roughly 130 million projects a month— released a new…

Les Orchard made a quiet observation recently that I haven't been able to shake. Before LLM coding assistants arrived, the split between developers was…

In winter, I sometimes come across stories on X about men who deliberately kick over snowmen as they walk by. It's not like destroying a snowman causes real…

Les Orchard가 최근 글 에서 짚어낸 관찰 하나가 머릿속에서 떠나지 않는다. LLM 코딩 어시스턴트가 나오기 전까지는, 소프트웨어 엔지니어들 사이의 분열은 보이지 않았다. 장인 기질의 사람들과 일단 돌아가면 된다 는 사람들이 나란히 앉아 같은 제품을 만들면서도 구분이 안 됐다.…

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Les Orchard made a quiet observation recently that I haven't been able to shake. Before LLM coding assistants arrived, the split between developers was…