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C++ Best way to get integer division and remainder
...sult c and the remainder (e.g. say I have number of seconds and want to split that into minutes and seconds), what is the best way to go about it?
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Finding the type of an object in C++
I have a class A and another class that inherits from it, B. I am overriding a function that accepts an object of type A as a parameter, so I have to accept an A. However, I later call functions that only B has, so I want to return false and not proceed if the object passed is not of type B.
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What is the printf format specifier for bool?
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edited May 8 at 16:47
Adrian Mole
20.7k1313 gold badges2727 silver badges4343 bronze badges
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GoogleTest: How to skip a test?
...n test that you cannot fix right away, you can add the DISABLED_ prefix to its name. This will exclude it from execution."
Examples:
// Tests that Foo does Abc.
TEST(FooTest, DISABLED_DoesAbc) { ... }
class DISABLED_BarTest : public ::testing::Test { ... };
// Tests that Bar does Xyz.
TEST_F(DIS...
C++中智能指针的设计和使用 - C/C++ - 清泛网 - 专注C/C++及内核技术
...释放对象拥有权限、引用计数等，控制权转移等）。auto_ptr 即是一种常见的智能指针。
智能指针通常用类模板实现：
template <class T>
class smartpointer
{
private:
T *_ptr;
public:
smartpointer(T *p) : _ptr(p) //构造函数
{
}
T& oper...
jQuery $.ajax(), $.post sending “OPTIONS” as REQUEST_METHOD in Firefox
Having trouble with what I thought was a relatively simple jQuery plugin...
23 Answers
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How can I check if a background image is loaded?
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edited Apr 28 '17 at 12:58
answered Feb 20 '11 at 16:31
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How to solve the error LNK2019: unresolved external symbol - function?
I get this error, but I don't know how to fix it.
11 Answers
11
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Is it better to use std::memcpy() or std::copy() in terms to performance?
Is it better to use memcpy as shown below or is it better to use std::copy() in terms to performance? Why?
8 Answers
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How to use Regular Expressions (Regex) in Microsoft Excel both in-cell and loops
...ude in your workbook.
Click "OK"
Step 2: Define your pattern
Basic definitions:
- Range.
E.g. a-z matches an lower case letters from a to z
E.g. 0-5 matches any number from 0 to 5
[] Match exactly one of the objects inside these brackets.
E.g. [a] matches the letter a
E.g. [abc] matches...