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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
...ain(void)
{
int *pi = new int(42);
HasPtr *hpa = new HasPtr(pi, 100); // 构造函数
HasPtr *hpb = new HasPtr(*hpa); // 拷贝构造函数
HasPtr *hpc = new HasPtr(*hpb); // 拷贝构造函数
HasPtr hpd = *hpa; // 拷贝构造函数
cout << hpa->get_...
What exactly does an #if 0 … #endif block do?
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edited May 17 '10 at 21:31
answered May 17 '10 at 21:24
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How are echo and print different in PHP? [duplicate]
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Bahram Ardalan
32522 silver badges1010 bronze badges
answered Oct 24 '08 at 16:27
dl__dl__
4,19044 gold badges24...
Implementing IDisposable correctly
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edited Dec 10 '19 at 16:29
wonea
4,3051515 gold badges6868 silver badges131131 bronze badges
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Where do I find old versions of Android NDK? [closed]
...//dl.google.com/android/ndk/android-ndk-r9b-windows.zip
Extensions up to r10b:
.tar.bz2 for linux / os x and .zip for windows.
Since r10c the extensions have changed to:
.bin for linux / os x and .exe for windows
Since r11:
.zip for linux and OS X as well, a new URL base, and no 32 bit versions ...
How much is the overhead of smart pointers compared to normal pointers in C++?
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answered Mar 10 '14 at 9:17
lisyaruslisyarus
12.9k33 gold badges3737 silver badges5858 bronze badges
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Deserialize JSON into C# dynamic object?
...Price":12.3 },
{ "Name":"Grape", "Price":3.21 }
],
"Date":"21/11/2010"
}
The following code will work at runtime:
dynamic data = serializer.Deserialize(json, typeof(object));
data.Date; // "21/11/2010"
data.Items.Count; // 2
data.Items[0].Name; // "Apple"
data.Items[0].Price; // 12.3 (as...
How do I find out my python path using python?
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edited Mar 10 at 22:07
answered Nov 1 '12 at 14:15
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Insert auto increment primary key to existing table
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answered Jan 30 '12 at 21:10
Michael BerkowskiMichael Berkowski
246k3636 gold badges408408 silver badges359359 bronze badges
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