I\'m trying to run junitreport task in Ant in Ant in Maven: <plugin> <groupId>org.apache.maven.plugins</groupId>
I have a problem building a regex. this is a sample of the text: text 123 12345 abc 12def 67 i 89 o 0t 2
I\'ve been trying to figure out how I could use the Maybe monad in iSynaptic.Commons in a context where my value retriever could throw an exception:
I have a standard datatype representing formulae of predicate logic. A function representing a natural deduction elimination rule for disjunction might look like:
The following pattern appears very frequently in Haskell c开发者_如何学编程ode. Is there a shorter way to write it?
If I specify function value as: let applyFirst f elements = if Seq.isEmpty elements then None else elements |> Seq.head |> f
In an IDL, I define a method: [id(1), helpstring(\"BLAH\")] HRESULT SomeMeth开发者_如何学Pythonod([in, optional, defaultvalue(NULL)] IDispatch* para);
Suppose I want to overload operator<< for an optional<T> class t开发者_运维知识库emplate. How would I print the \"absent value\", and how would I print a \"real value\" x?
I\'ve started experimenting with Haskell and have a problem. qqq is a function that should print one string if called with \"Nothing\" and print other things if called with \"Just something\".
Consider th开发者_开发技巧e following code: let fnOption = Some (fun () -> ()) fnOption = None
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