miniblog.

Deno has the cutest PL mascot I think I've ever seen. Are there any other contenders?

I've heard of 'blub languages', where you don't realise that other languages have better abstractions until you've experienced them. I think the same thing happens with individual features. I've seen several C++ folks miss variadic generics in Rust, but I've not written enough C++ to feel it.

https://tigerbeetle.com/blog/2025-02-27-why-we-designed-tigerbeetles-docs-from-scratch/ has an interesting distinction between "physical" and "logical" hash of a tarball. By storing the hash of the decompressed tarball contents (i.e. the logical hash), they can verify the validity of files without needing to keep the tarball around.