language design Elixir genservers are painful Papercups | Learning Elixir’s `GenServer` with a real-world examplePapercups is an open-source live chat widget. Chat with your customers to improve conversions and customer satisfaction.Learning Elixir's `GenServer` with a real-world exampleIf nothing else, this article captures why genservers are painful to use. Imagine
language design Union Types vs Sum Types Null-tracking, or the difference between union and sum types
language design Nullable Types as Union Types Why nullable types?A few weeks ago, we announced Dart null safety beta, a major productivity feature intended to help you avoid null errors. Speaking of null values, in the /r/dart_lang subreddit a user recently asked…DartBob Nystrom