why variable (myform) in using block treated as read-only and the compiler raise an error when I try to pass i开发者_开发问答t as a reference to a function.
1st i\'m newbie I import object/Class using lazy() now my questions are 1) what is the lifetime of my object?
Background I developed a custom plugin architecture using a derivation of the Observe开发者_Python百科r/Event Pattern and bits and pieces of code from the following:
#include \"stdafx.h\" #include <iostream> #include <string> using namespace std; const char* funA()
std::string getMyString() { return开发者_开发百科 <make a string>; } ... HANDLE something = OpenSomething(getMyString().c_str(), ...);
I\'ve been searching around for the answer to this and haven\'t found anything that was similar to my problem.
If I create a singleton class in the context of a dll or bundle on mac, the singleton class is instantiated once and used by all instances of the dll. I am using a dll as a plug-in for an application.
Suppose I have method: void foo(const std::string& s); Can I create boost::function: boost::function<void(const std::string&)> f = boost::bind(foo, temp);
Are there any established patterns for checking class invariants in C++? Ideally, the invariants would be automatically checked at the beginning and at the end of each public member function. As far
I\'ve read a lot of info on this, but I can\'t find anything current (as of 1/2011) as to how exactly this should be done nowadays. I\'ve read a couple of good posts that seem to have the answer, with