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What's the difference between the atomic and nonatomic attributes?
...o are identical; "atomic" is the default behavior (note that it is not actually a keyword; it is specified only by the absence of nonatomic -- atomic was added as a keyword in recent versions of llvm/clang).
Assuming that you are @synthesizing the method implementations, atomic vs. non-atomic chang...
Django filter versus get for single object?
...
get() is provided specifically for this case. Use it.
Option 2 is almost precisely how the get() method is actually implemented in Django, so there should be no "performance" difference (and the fact that you're thinking about it indicates you're vio...
How do you detect/avoid Memory leaks in your (Unmanaged) code? [closed]
... Valgrind for Linux (and OS X). If you use windose - deleaker - best of all!
– John Smith
Dec 12 '11 at 18:12
...
Windows x64编程中寄存器的使用 - C/C++ - 清泛网 - 专注C/C++及内核技术
...icodeStringEx (76F4CB90h)]
上面所显示的是 CreateFile() 在 kernel32.dll 模块里的实现代码，上面对回写机制进行了标注，回写的 stack 正好是 caller 调用时未参数所保留的 stack 空间，上面的代码并不是那么直观。
下面我演示一下使用 /hom...
new keyword in method signature
...);
public new void Two();
}
B b = new B();
A a = b as A;
a.One(); // Calls implementation in B
a.Two(); // Calls implementation in A
b.One(); // Calls implementation in B
b.Two(); // Calls implementation in B
Override can only be used in very specific cases. From MSDN:
You cannot overrid...
Safari 3rd party cookie iframe trick no longer working?
...inking that the user had interacted with the 3rd party content and so then allow cookies to be set.
21 Answers
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Generate URL in HTML helper
...trov
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Delete/Reset all entries in Core Data?
Do you know of any way to delete all of the entries stored in Core Data? My schema should stay the same; I just want to reset it to blank.
...
Good example of livelock?
...ontinue;
}
// Spouse wasn't hungry, so finally eat
spoon.use();
isHungry = false;
System.out.printf(
"%s: I am stuffed, my darling %s!%n",
name, spouse.getName());...
How to declare an array in Python?
... should never refer to anything other than a list", since Python is dynamically typed.
*The default built-in Python type is called a list, not an array. It is an ordered container of arbitrary length that can hold a heterogenous collection of objects (their types do not matter and can be freely m...