static-variables

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Static Class Variables in Dynamic Library and Main Program [duplicate]

This question already has an answer here: Main Program and Shared Library initializes same static variable in __static_initialization_and_destruction_0[详细]

2022-12-26 07:45 分类：问答
Static variable for optimization

I\'m wondering if I can use a static variable for optimization: public function Bar() { static $i = moderatelyExpensiveFunctionCall();[详细]

2022-12-23 15:57 分类：问答
Is it ok to use a static variable to initialize/register variables?

Lan开发者_运维百科guage: C++ Toolkit: Qt4 The toolkit I\'m using has a static method called int QEvent::registerEventType() to register my own event types. When I subclass this QEvent I need to suppl[详细]

2022-12-21 02:23 分类：问答
PHP: I can only use this function once (using it in a while loop)

I got an answer on an older question which is almost working. I have a function, function vraagOp($table,$where)[详细]

2022-12-19 17:06 分类：问答
Static variables in instance methods

Let\'s say I have this program: class Foo { public: unsigned int bar () { static unsigned int counter = 0;[详细]

2022-12-19 01:39 分类：问答
How to preserve static variable values in JavaScript functions on postback?

I have this sample below: <asp:Content ID=\"Content1\" ContentPlaceHolderID=\"head\" runat=\"Server\">[详细]

2022-12-18 18:27 分类：问答
When should I use static methods in a class and what are the benefits?

I have concept of static variables but what are the benefits of static methods in a class. I have worked on some projects but I did not make a method static. Whenever I need to call a method of a clas[详细]

2022-12-16 11:15 分类：问答
Access a global static variable from another file in C

In C language, I want to access a global static variable outside the scope of the file. Let me know the best possible way to do it.[详细]

2022-12-15 13:11 分类：问答
How to handle static variables in a library that is used both for desktop and web?

I have some C# library classes that make use of static variables.I use these library classes both for desktop and web applications.Problem is, as I just discovered, static variables don\'t go down so[详细]

2022-12-14 07:23 分类：问答
Making a superclass have a static variable that's different for each subclass in c#

Without any code in the subclasses, I\'d like an abstract class to have a different copy of a static variable for each subclass. In C#[详细]

2022-12-13 00:55 分类：问答