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What is a 'thunk'?
I've seen it used in programming (specifically in the C++ domain) and have no idea what it is. Presumably it is a design pattern, but I could be wrong. Can anyone give a good example of a thunk?
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Does the default constructor initialize built-in types?
...ill only invoke the default constructor if it is user-declared. (That's in C++03. In C++98 - only if the class is non-POD). If the class has no user-declared constructor, then the C() will not call the compiler-provided default constructor, but rather will perform a special kind of initialization th...
Does it make any sense to use inline keyword with templates?
...use you can. (This rule of thumb is conforming to Vandevoorde's/Josuttis's C++ Template: The Complete Guide).
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What is the difference between `let` and `var` in swift?
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C and C++ allows Unicode identifiers as well, via UCNs. If the compiler supports any Unicode source encoding then you can just use the Unicode characters directly. For example auto ???????? = "dogcow"; works in C++ for clang.
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“register” keyword in C?
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Worth adding for people using C++, C++ lets you take the address of a register variable
– Will
Mar 30 '12 at 16:07
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Separating class code into a header and cpp file
...you also can use #pragma once. Also I have omitted the private, by default C++ class members are private.
// A2DD.h
#ifndef A2DD_H
#define A2DD_H
class A2DD
{
int gx;
int gy;
public:
A2DD(int x,int y);
int getSum();
};
#endif
and the implementation goes in the CPP file:
// A2DD.cpp
#...
How to study design patterns? [closed]
... can u recommend some books for TDD and refactoring majorly in C++
– anand
Apr 20 '13 at 3:57
2
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Can you use a trailing comma in a JSON object?
...For example, code to output from an array of strings might look like (in a C++ like pseudocode):
19 Answers
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Avoiding if statement inside a for loop?
...ormance penalty.
The idea of passing in what varies is ubiquitous in the C++ Standard Library. It is called the strategy pattern.
If you are allowed to use C++11, you can do something like this:
#include <iostream>
#include <set>
#include <vector>
template <typename Contain...
How to get current timestamp in milliseconds since 1970 just the way Java gets
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If you have access to the C++ 11 libraries, check out the std::chrono library. You can use it to get the milliseconds since the Unix Epoch like this:
#include <chrono>
// ...
using namespace std::chrono;
milliseconds ms = duration_cast< mi...