What is an idiomatic way to pause execution of the current scope until an arbitrary number of goroutines have returned?

What is a side effect of using time.After in a select statement?

What is the select statement used for?

What restriction is there on the type of var to compile this i := myVal.(int)?

What is a channel?

How can you make a file build only on Windows?

How is the behavior of t.Fatal different inside a t.Run?

Which encodings can you put in a string?

If your current working directory is the top level of your project, which command will run all its test packages?

How can you tell Go to import a package from a different location?

Which choice does not send output to standard error?