Top "Static" questions

Difference between public static and private static variables

class Employee{ // salary variable is a private static variable private static double salary; // DEPARTMENT is a constant public static final …

java variables static private public

Instance variables vs. class variables in Python

I have Python classes, of which I need only one instance at runtime, so it would be sufficient to have …

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What's the meaning of static variables in an implementation of an interface?

I don't quite understand static variables when defined in the implementation of an interface. In methods I do understand how …

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Creating a static class with no instances

All of the tutorials I see online show how to create classes with __init__ constructor methods so one can declare …

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What is the difference between a static global and a static volatile variable?

I have used a static global variable and a static volatile variable in file scope, both are updated by an …

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Non-static method ..... should not be called statically

I have recently done an update to PHP 5.4, and I get an error about static and non-static code. This is …

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Does static constexpr variable inside a function make sense?

If I have a variable inside a function (say, a large array), does it make sense to declare it both …

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Why are all fields in an interface implicitly static and final?

I am just trying to understand why all fields defined in an Interface are implicitly static and final. The idea …

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How to initialize a static const member in C++?

Is it possible to initialize a static const value outside of the constructor? Can it be initialized at the same …

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Initialize a static final field in the constructor

public class A { private static final int x; public A() { x = 5; } } final means the variable can only be assigned once (…

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