Check if a variable is a string in JavaScript
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How to define "type disjunction" (union types)?
One way that has been suggested to deal with double definitions of overloaded methods is to replace overloading with pattern matching: object Bar { def foo(xs: Any*) = xs foreach { case _:String => println("str") case _:Int => println("int") case _ => throw new UglyRuntimeException() } } This approach requires that we surrender static type checking on the arguments to foo. It would be much nicer t
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