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Notes on ʕ•ᴥ•ʔ Notes from Jeroen

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Mounting tar archives as a filesystem in WebAssembly

TLDR : instead of extracting a .tar.gz archive, we can generate a small index file which lists the size and offset of each file in the tar, and use this metadata to mount the tar blob directly via Emscripten’s WORKERFS without any copying. For details see: https://github.com/jeroen/tar-vfs-index The struggle with tarballs Lots of data on the internet lives in tarballs, often distributed as…

Making libcurl work in webassembly

TLDR : we explain how to make libcurl based applications work in webassembly without changes by tunneling all traffic over a websocket proxy. For a quick demo, check out https://github.com/r-wasm/ws-proxy Porting R to WebAssembly Webr is a port of the R language and its package ecosystem to WebAssembly. Many R packages rely on well-known C/C++ libraries to do the heavy lifting, and fortunately…

Markdown Syntax Guide

For a quick cheatsheet, check out https://simplemde.com/markdown-guide . This article offers a sample of basic Markdown syntax that can be used in Hugo content files, also it shows whether basic HTML elements are decorated with CSS in a Hugo theme.