A couple of times (Protocols & Named Loops ) in the past few days I’ve needed to write and run a couple of tiny C or C++ snippets, and I’ve acutely felt the lack of Swift Playgrounds for it. It occurred to me that Playgrounds has been instrumental in my enjoyment of learning Swift - it’s just a bit magic to grab the closest device and noodle out an idea or to make sure I’ve understood a new concept.
Thank you YouTube algorithm for this recommendation - Chris Lattner, the main author of Swift (amongst other things including LVM) chatting with Lex Fridman. Ignore the clickbait title. There is a good, brief discussion about the tradeoffs in value vs references types which is a topic I’ve been thinking a bit about this week.
Also some interesting comments about how a language delivers it’s complexity. Chris gives the funny example of what “hello world” looks like in Swift vs C++. Here’s Swift: Print("Hello world"), here’s C++: