return-type

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Return multiple values from a Java method: why no n-tuple objects?

Why isn\'t there a (standard, Java certified) solution, as part of the Java language itself, to return multiple values from a Java method, rather than developers having to use their own means, such as[详细]

2023-04-06 08:45 分类：问答
return *this c++

if you have a clear() function that clears all elements in an array, do you use the void type or the referens to the type you are working with and returning *this.[详细]

2023-04-05 13:17 分类：问答
ArrayList composed of various types of objects

I have a class that needs to return multiple data objects of various types, such as an ArrayList<Integer> and arrays of double[].Since java only allows one object to be returned by a given metho[详细]

2023-04-04 12:19 分类：问答
C++ Covariance and references

Lets say I have an abstract base class with a pure virtual that returns an 开发者_JAVA技巧expensive object.As it\'s an expensive object, I should return a reference to it.[详细]

2023-03-31 21:42 分类：问答
Does using parameters in methods change anything about the method's function?

I\'ve tried searching google and this site regarding my question but found no answer. I\'m a beginner with Obj-C and would like this question answered.[详细]

2023-03-30 07:38 分类：问答
How to Return Different Objects via Asynctask in Android

I figured this must be a common question, but I surprisingly couldn\'t find an answer, so maybe my entire structure is terribad...[详细]

2023-03-27 10:18 分类：问答
Return value through parameter NSInteger

I need to read 3 values from a database and return them in a method. I\'m having trouble to understand how to return values using NSInteger types. This is the code:[详细]

2023-03-25 16:22 分类：问答
C function returns const pointer that is assigned to nonconst pointer - warning not error

#include <stdio.h> #include <stdlib.h> const int * func() { int * i = malloc(sizeof(int)); (*i) = 5;// initialize the value of the memory area[详细]

2023-03-22 18:41 分类：问答
Why do constructors in java not have a return type? [duplicate]

This question already has answers here: Closed 11 years ago. Possible Duplicate: Why constructor not returns value[详细]

2023-03-22 16:14 分类：问答
How can one determine the return type of a function at template instantiation time?

Is there a way to find out what the return type of a function (or even better of a function pointer) is ?[详细]

2023-03-14 10:31 分类：问答