82 Discussion / Question Topics
Remove Filter  | |
| | I am creating multiple C++ DLLs which have a C wrapper around them for use by an external application. I wanted to have a single error handling library that each DLL has access to. If I created the error library as a static library and then include it in the … |
 | There is a problem with static variables and functions in how it is used by apps and frameworks in PHP , they are used as global functions or parameters while this is by far what they mean. It is easy to write the same functional or even procedural code in …  |
 | I know this has been asked before, but I can't find any simple answers for a noob like me in C#. What exactly is a static method. I mean what does it mean to be static vs. nonstatic. I know in the code with the main method we use `public … |
| | Hi guys, I wrote the following code: public static boolean match(int[] a , int[] pattern) { //need to use the overloaded method, in order to work with the static method. return match(a,pattern,0,0); } /** This is an overloaded method that match between a pattern to a given string (as an … |
| | My header file header.h #ifndef HEADER_TEST #define HEADER_TEST static test_variable; #endif now i am including this in two source files IN THE SAME PROJECT. multiple definition error. i have used static specifier in header file . please help me understand this.i think static makes internal linkage. regards, ravi  |
| | hi i can't undestanding this why the main function in java is static and static function can call using class name. And why we declare main function as public. i can not understanding this procedure of main function in java. plz help me.  |
 | Hi, all. I'm have a class EnemyController with a function Spawn(...) that instantiates a new object of the appropriate type. I want to call Spawn from somewhere like my TileMap class to create a new Enemy in my tile collision method. Here's what I have so far... class EnemyController { … |
| | my question is that when we use static data member and ststic function and nobody can not satisfy me about this question i need actual reason of using the static data member and ststic member function  |
 | Why isn't the Microsoft built in class Random class an type static class as the Math. class is. Why didn't they make this class static? |
 | method non static public class LoGIne{ public String user (String a){ String rr = txt_user.getText(); String pass = txt_pass.getText(); //ConDb(user,pass); return rr; } --------------------------------------------------- method static public static Connection ConDb(){ //String USER ="mh"; String d ,l,h; d =("ameer"); String PASS=d; LoGIne a = new LoGIne(); String USER = a.user(h); // … |
| | I keep getting loads of linker errors that probably have something to do with virtual-functions/definitions and/or static class members... I've seen several relevant posts but none of the solutions suggested work, can you see wht the problem is here? My projects consists of 3 files: BALLS.H #include <iostream> using namespace …  |
| | i have some problem about link the library to executable. i tried to statically linking but when i create the .a file i always failed, what i want to know is there any way for the exe look up into current directory instead of the system if i has all …  |
 | Hello, I noticed that in c++ everything that can be done using a static function in a class could be done by using a public function in the same namespace. Assuming that you bind your classes in a namespace these functions do not take up names in the global namespace. …  |
 | Hey everyone, So I am having trouble getting my head wrapped around a php script I need to build. What I am trying to do is pull data from a MySQL database table (dynamic content) and match it to an html table with static content. I guess an example of … |
| | Hi, In Virtual Box I've installed Fedora 17 and setup LAMP development environment. I've set the static ip to access the localhost and the applicaions/projects. Now I would like to configure it as to access them using the static IP from the host machine (Windows 7 OS). How can I …  |
| | currently I have a class function: class MyClass{ static int E(int A,int B, int C){ //function code } }; //and I call it like this : MyClass::E(1,2,3); //what I would like to do is call it in this way: E(1,2,3); //my current macro definition is this #define E(a,b,c) Myclass::E((a),(b),(c)) how …  |
 | this is my contacts class <?php class contacts { private $name; private $cno; private $clocation; public function __construct($name,$cno,$clocation) { $this->name = trim($name); $this->cno =trim($cno); $this->clocation=trim($clocation); } public function getName() { return $this->name; } public function getNO() { return $this->cno; } public function getLocation() { return $this->clocation; } } class DataBaseAction … |
| | I was doing my assignment till I reached this point. Add a static Date toDate(String str) method to the DateTest class. If the method is called with a string like “23/5/2013”, it will create and return the corresponding date object. If the input string is not valid date, the method …  |
 | The following code gave error on gcc compiler int main() { extern int a; printf("%d",a); return 0; } static int a=5; But when static is removed from int a then it runs with no errors..Can someone please clear the doubt?? |
| | So I have been working on this project for quite some time and I can't figure out why I keep getting an "Illegal Start of Expression" error. I tried moving the variables above the main method and that only returned the same error but instead of the error occuring at … |
 | I'm just learning html but already have a domain, so I did a quick and dirty under construction page to replace the advertising-littered default page that the webhost was using. It's dirt-simple and not very good, but I'll make it better as time goes on. Is there any rule I'm … |
| | Programe #1 inside file.h class File { public: static const int var = 9; }; inside main.cpp #include <iostream> #include "file.h" using namespace std; int main() { File f; cout << f.var; return 0; } Programe #2 inside file.h int Globalvar ; class File { public: static const int var … |
| | Here is the exercise: > fileWord > Write the definition of a function named fileWord that receives a string argument that is the name of a file containing words. > > The first time the function is called, it returns the first word of the file whose name it was … |
 | I need a way to do a cast without being returned a pointer to a new address but, the same address as the original. Something like this: derivedClass something_derived; baseClass* basePointer = &something_dervived; derivedClass* derivedPointer = static_cast <derivedClass*> (basePointer); /* my problem is "derivedPointer" isnt assigned the same address as … |
| | matrix multiplication program |
| | I need a help? I m designing a webpage. I have used <**div**>s everywhere, from header to footer, moreover I have used **relative** **positioning** with **top** and **right** tag. Somewhere top value has gone -1200 and so. At last I m left with about 800px of useless area below the … |
| | I use dr java for linux to run my code. I've been running into a bunch of errors recently while running this simple program. The code compiles fine but whenever I run the java file, I get the error; Static Error: Undefined name here's my code; (I've got two files, …  |
| | My goal is to create a clone of minesweeper. I've created a custon component that extends the JButton class, for each of the minesweeper buttons. I've called this new class SweeperButton. the game board is going to be made in another class by creating a two deminsional array of SweeperButtons, … |
| | Hi, I am trying to make simple gui which switches jpanel inside jframe but my IDE says "Cannot make static reference to non static method setPage(int) from the type Main". Why is that? There is no static modifier on actionPerformed or at setPage or actually anywhere else than public static … |
| | **Hello i am a noob when it comes to java so sorry if its obvious but the code below is giving me a error when i try to compile it, the error is: Exception in thread "main" java.lang.Error: Unresolved compilation problem: at goodcalculator.main(goodcalculator.java:127). Can anyone help me? ** CODE: import … |
The End.