The scientist has gained popularity as Covid's excitable play-by-play announcer. But some experts want to pull his plug. (more…)

Many times when designing software, we have to deal with the possible absence of a value. This is especially true when working with third party libraries, APIs, databases, or user input. A user may submit a form without filling it out, or we may not get a...

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Add async to the type system. async can be written as part of a function type or function declaration, following the parameter list, e.g., func doSomeWork() async { ... } async functions are distin... (more…)

The aim of the Journeyman guides is solving specif problems. They cover the missing link between a beginner and an expert. Many times, I've been stuck trying to solve a problem; trying to get a solution that the trivial examples don't cover, or that the e... (more…)