Jon is a self-taught programmer, started in video games but now does web development. He follows principles, argues for scientific software development, and does not like writing in the 3rd person.
The most amazing thing about GenServers are their sheer scale. All languages can create processes, but creating MILLIONS of processes?? To spawn a process for each HTTP connection?? To spawn a live persistent process FOR EACH WEBSOCKET CONNECTION?? It's bonkers, it's wild, it's so insane to anyone new to Elixir/Erlang/OTP that this whole thing surely cannot work, and yet it elegantly and powerfully does.
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The most amazing thing about GenServers are their sheer scale. All languages can create processes, but creating MILLIONS of processes?? To spawn a process for each HTTP connection?? To spawn a live persistent process FOR EACH WEBSOCKET CONNECTION?? It's bonkers, it's wild, it's so insane to anyone new to Elixir/Erlang/OTP that this whole thing surely cannot work, and yet it elegantly and powerfully does.