Background I am reading the “Functional Web Development with Elixir, OTP and Phoenix” book, and I finished a Supervisor that supervises Games. Games can start and end so this is in reality a DynamicSupervisor, but when the book was written the strategy :simple_one_for_one was still not deprecated an…

From the stacktrace you can see that Game.start_link/0 is being called. But why start_link with arity 0? The default should be to call start_link(game_name), which is what you expect, UNLESS there is a child_spec/1 function in the Game module (or an argument on use GenServer) that is instructing it …

Converting deprecated :simple_one_for_one to DynamicSupervisor

Questions / Help

Fl4m3Ph03n1x June 8, 2021, 8:16am 7

Reading the book will help understand it. I recommend you have a look at the list of discounts the forum offers:

There might be other threads, I recommend you search for a few.