Fernando writes about his first steps with Crystal and has some nice things to say. He's building a Battlesnake implementation and explores the language, standard library and tooling.
Second post in a tutorial series about WebAssembly functionality that was recently added to Crystal lang
Server-side WASM has emerged as an exciting technology and recent Crystal releases have brought support for compiling to WASM!
The other day, while making some changes in the Crystal formatter tool, I learned about heredoc and how to use multiple heredocs as methods' arguments.