I have an implicit function, for example: f(x,y) = x.^3 + x.*y + y.^2 - 36 I want to solve the root. So f(x,y) = 0.
I try to override this method def sum[B >: A](implicit num: Numeric[B]): B = ... in a subclass where type A is already fixed to Int.
The following code in a REPL session: case class Foo(x : Int) case class Bar(x : Int) case class Converter(y : Int) {
A while back this was asked and answered on the Scala mailing list: Kevin: Given some nested structure: List[List[...List[T]]]
I want to be able to do something on these lines (won\'t compile): def logScope(logger:Logger)(operation: (implicit l:Logger) => Unit) {/* code */ operation(logger) /* code */}
As it currently stands, this question i开发者_JAVA技巧s not a good fit for our Q&A format. We expect answers to be supported by facts, references,or expertise, but this question will likely so
The common Enrich-My-Library pattern seems to be something like class Foo(value: Int) implicit def int2Foo(i: Int) = new Foo(i)
I have a class containing a template method with a non-type template parameter. The code size got really big, so I tried avoiding the inlining by putting it into the .cpp file. But I can only manage t
Take this code: class Register(var value:Int = 0) { def getZeroFlag() : Boolean = (value & 0x80) != 0
i have some problem in scala to resolve implicit values, and i have the cryptic error message in netbeans :
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