If you work around Ruby long enough, you’ll learn that certain ideas are just taken as gospel. Don’t use for loops, avoid global state, use symbols pretty much wherever possible. This talk will go deep into the ‘why’ behind some commonly accepted advice on Ruby, dig into the internals, and what we find might just surprise you.

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amazing!!!! I could listen him the whole day

Marco Sambo at 17:06 on 16 Sep 2020

Interesting talk!

Very informative and entertaining, even for a long-time Rubyist :)