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How does free know how much to free?

...mory region in whatever form relevant to the allocator in use, for example raw size, or a node in a binary tree used to track allocations, or a count of memory "units" in use. free will not fail if you "rename" the pointer, or duplicate it in any way. It is not however reference counted, and only t...
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CGContextDrawImage draws image upside down when passed UIImage.CGImage

Does anyone know why CGContextDrawImage would be drawing my image upside down? I am loading an image in from my application: ...
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Why are Python's 'private' methods not actually private?

...languages don't support truly private members. For example in C++ you have raw access to memory and in C# trusted code can use private reflection. – CodesInChaos Jul 13 '16 at 10:40 ...
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Is there a C++ gdb GUI for Linux? [closed]

... You won't find anything overlaying GDB which can compete with the raw power of the Visual Studio debugger. It's just too powerful, and it's just too well integrated inside the IDE. For a Linux alternative, try DDD if free software is your thing. ...
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ByteBuffer.allocate() vs. ByteBuffer.allocateDirect()

...e byte elements in a memory area that a channel can use for direct, or raw, access by using native code to tell the operating system to drain or fill the memory area directly. Direct byte buffers are usually the best choice for I/O operations. By design, they support the most ef...
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Is it safe to push_back an element from the same vector?

... __alloc_traits::construct(__a, _VSTD::__to_raw_pointer(__v.__end_), _VSTD::forward<_Up>(__x)); __v.__end_++; // Moving existing elements happens here: __swap_out_circular_buffer(__v); // When __v goes out of scope, __x will b...
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How to avoid Dependency Injection constructor madness?

...ely) Conceptually same as passing IoC Container .. Solution 2 is just a raw though, if there is solid argument against it, then descriptive comment would be appreciated share | improve this answe...
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Visual Studio 64 bit?

..., and the processor cache stays the same size. That basically results in a raw speed hit (your mileage may vary). So you start in a hole and you have to dig yourself out of that hole by using the extra memory above 4G to your advantage. In Visual Studio this can happen in some large solutions but ...
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Why does pthread_cond_wait have spurious wakeups?

...ng the predicate solves the problem. IMO, in general, users shouldn't use raw POSIX mutexes and conditionals. – CubicleSoft May 23 '16 at 9:40 1 ...
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How to run a shell script in OS X by double-clicking?

...app file. My script includes a line where the user has to type some input (raw_input()), when the .app reaches this line of code, it throws an EOF (end of file) error. What can I do about it? – user2015601 Apr 3 '13 at 22:25 ...