I know this question was answered before, but I cant still handle it with my code. Please can someone pointing out how can I fix it on this particular code. Id like to call trace(); but dont know wher
All I want to do is make sure that child classes of the class Item implement a static method and I want this to be checked at compile time to avoid runtime errors.
Is there any way I can check 开发者_StackOverflow社区if a method is being called statically or on an instantiated object?Try the following:
I am trying to do something like this in C# public class ParentClass { public static ParentClass GetSomething()
I got a prob that, I have a base static library \"Base\", then other 2 libs(\"A\" & \"B\") depend on it. So then I have a project \"P\", I add the 3 libs to \"P\", I get an error:
I have a class which needs to be a singleton. It implemented using a static member pointer: class MySinglton
I wanted to know why the default value for a variable for a method of a class, cannot be a non-static method or member of the same class.
I read about the static initialization order fiasco in C++ relating to crash of the application. I think I understood it but still have few questions:
Why does the following code generate a compile error? Edit: My original code wasn\'t clear - I\'ve split the code up i开发者_JAVA百科nto separate files...
I have a set of static class methods. I also have an existing database connection in a script stored in an object variable $DB. How do I call those static class methods and let them use that $DB objec
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