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Why .NET String is immutable? [duplicate]
...e same object a change to x entails a change to y) allows for considerable compiler optimisations.
Memory-saving optimisations are also possible. Interning and atomising being the most obvious examples, though we can do other versions of the same principle. I once produced a memory saving of about h...
Why can't variables be declared in a switch statement?
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Case statements are only labels. This means the compiler will interpret this as a jump directly to the label. In C++, the problem here is one of scope. Your curly brackets define the scope as everything inside the switch statement. This means that you are left with a scope...
clang: how to list supported target architectures?
...ow more about clang, since it feels to play important role in the years to come.
8 Answers
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实战Nginx与PHP（FastCGI）的安装、配置与优化 - 更多技术 - 清泛网 - 专注...
...访问http://www.ixdba.net/index.html，默认会在浏览器显示“Welcome to Nginx!”表示Nginx正常运行。
接着在浏览器中访问http://www.ixdba.net/phpinfo.php，如果PHP能够正常解析，会出现PHP安装配置以及功能列表统计信息。
七、实例讲解Nginx中FastC...
Is it smart to replace boost::thread and boost::mutex with c++11 equivalents?
...hen you can probably switch to C++11 threads relatively painlessly if your compiler supports it (e.g. recent versions of GCC on linux have a mostly-complete implementation of the C++11 thread library available in -std=c++0x mode).
If your compiler doesn't support C++11 threads then you may be able ...
How to use single storyboard uiviewcontroller for multiple subclass
...previous associations are cleared, or it will get crashes when it tries to communicate to the previous view controller. You will be able to recognize them as KVO error messages in the log output.
A couple of approaches you could take:
store the UI elements in a UIView - in a xib file and instant...
Regular expression for first and last name
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How does Java Garbage Collection work with Circular References?
...ind out when it gets collected (although that's about the only thing I'd recommend using finalize() for).
– Bill the Lizard
Dec 15 '09 at 20:40
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Why doesn't Objective-C support private methods?
...ss all methods.
As many have answered (both here and in other questions), compile-time private methods are supported; if a class doesn't declare a method in its publicly available interface, then that method might as well not exist as far as your code is concerned. In other words, you can achieve...