non-static Questions

1

I wrote the following program in c++23. Here I've overloaded member functions. But for all cases different compilers give different result as shown below in comment. As you can see I have three cas...
Knackwurst asked 17/7 at 7:39

11

Solved

I was just reading over the text given to me in my textbook and I'm not really sure I understand what it is saying. It's basically telling me that static methods or class methods include the "...
Eijkman asked 16/8, 2012 at 18:15

8

I have trouble using the std::sort function with my custom comparison function when defined inside a class. class Test { private: vector< vector<int> > mat; bool compare(vector...
Selfdeprecating asked 11/6, 2016 at 19:39

4

Solved

I have recently done an update to PHP 5.4, and I get an error about static and non-static code. This is the error: PHP Strict Standards: Non-static method VTimer::get() should not be called stat...
Legatee asked 30/10, 2013 at 21:15

15

I've written this test code: class MyProgram { int count = 0; public static void main(String[] args) { System.out.println(count); } } But it gives the following error: Main.java:6: error: ...
Wellbalanced asked 1/4, 2010 at 9:57

5

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I would like to print two different things depending on whether a function is called statically with Foo::print() or from an instance of Foo foo; foo.print(); EDIT: Here is a class definition that...
Nellie asked 19/3, 2011 at 23:36

4

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I have read many posts and answers about pointers to non-static member functions, but none looks able to solve my problem. So I have created a short example to replicate my issue here: even if this...
Parturition asked 26/7, 2017 at 15:57

8

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I have a very simple class which I want to use as a subclass of another one. But when I put its code in the parent's class I get : non-static variable this cannot be referenced from a static co...
Wort asked 24/4, 2012 at 16:20

3

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I am trying to access a static member from a non-static function in the class, and I get an error saying Static member cannot be accessed off an instance variable this is how my code looks - ...
Oballa asked 19/3, 2014 at 19:33

7

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Is there non-static block in C++? If no, how to emulate it elegantly? I want to replace something like :- class C{ public: void ini(){/* some code */} }; class D{ std::vector<C*> regis; ...
Darondarooge asked 27/4, 2017 at 5:34

14

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I'm getting an error when I try to call a non-static method in a static class. Cannot make a static reference to the non-static method methodName() from the type playback I can't make th...
Vanguard asked 11/1, 2010 at 15:38

1

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I'm trying to understand threads in C++ but I don't know how to solve this problem. I want to call two threads to run the function called "createS" but I get this error: error: invalid us...
Billhook asked 5/1, 2017 at 1:45

2

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Why is the 'self'-call to a non-satic method in this example working? class A{ protected function aNonStaticMethod(){ return __class__; } public function aEcho(){ echo self::aNonStaticMetho...
Parget asked 7/10, 2013 at 6:18

0

I'm trying to use this function, but I cannot find any examples. So I tried every possible way that I can think of, and each time I get a different error : cv::Mat salMap; cv::saliency::StaticSal...
Flagstad asked 6/10, 2015 at 20:19

7

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The compiler does not let a static method call a non static method. I understand it does this because a not static method usually ends up using an instance variable. But does it make sense to have...
Ankeny asked 4/8, 2015 at 16:10

5

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Here's what I have. public static void Person_home_phone_TextChanged(object sender, EventArgs e) { ... } Is there any way to access non-static methods from the same or another class from inside...
Endlong asked 9/4, 2013 at 14:51

3

My objective is to create class that can be used both static and non-static way. Both ways have to use the same methods, but in different way Non-static way: $color = new Color("#fff"); $darkenCo...
Appendectomy asked 19/4, 2015 at 9:14

2

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Vector2D tankPos = Tank_b017191c::GetTankPosition(); I am trying to call a function from a different class but I am getting this error: 47 IntelliSense: a nonstatic member reference must be r...
Unnatural asked 28/3, 2015 at 8:47

3

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I have something like this: class Bar { public: pair<string,string> one; std::vector<string> cars; Bar(string one, string two, string car); }; class Car { public: stri...
Devilmaycare asked 26/3, 2015 at 19:6

4

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I have 2 classes both non-static. I need to access a method on one class to return an object for processing. But since both classes is non-static, I cant just call the method in a static manner. Ne...
Sauter asked 15/12, 2014 at 15:21

4

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The main method tries to access var, but results in ambiguous call. Why? Instance variable var in Base1 isn't accessible (visible?) from static context anyway. class Base1 { int var; } interf...
Mauricemauricio asked 7/7, 2014 at 14:9

2

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Hi everyone :) I have a problem with function pointers My 'callback' function arguments are: 1) a function like this: int(*fx)(int,int) 2) an int variable: int a 3) another int: int b Well, the pr...
Casar asked 8/2, 2014 at 23:35

3

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My projects had some developer who loved a non-static initialization block. What is the alternative to this and what is the downside of this alternative? I would guess: initialize the values in th...
Craw asked 7/8, 2013 at 7:1

7

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For example, I am trying to do something like this public class Test { public static void main(String args[]) { int[] arr = new int[5]; arrPrint(arr); } public void arrPrint(int[] a...
Fluke asked 8/6, 2013 at 21:25

3

I am trying to mock an inner method call of my test method My class looks like this public class App { public Student getStudent() { MyDAO dao = new MyDAO(); return dao.getStudentDetails();//ge...
Coupling asked 13/1, 2012 at 3:41

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