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Calling C++ class methods via a function pointer
...tion (arg);.
This kind of thing is fairly common when using the old Win32 APIs, which were originally designed for C rather than C++. Of course in that case, the parameter is normally LPARAM or similar rather than a pointer, and some casting is needed.
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What is the difference between a symbolic link and a hard link?
...n get the open and unlink to happen atomically, which there may be a POSIX API for that I'm not remembering, then you really have a safe temporary file) where you can read/write your data without anyone being able to access it. Well, that was true before /proc gave everyone the ability to look at y...
What is the difference between DAO and Repository patterns?
...u can go the old way of writing the query methods yourself (using Criteria API etc), but you'd just make your life a bit more complex ... You might say that you would have more flexibility like that, but that's not true either as if you really want to go crazy with your queries, Spring Data allows y...
What is Java String interning?
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http://docs.oracle.com/javase/7/docs/api/java/lang/String.html#intern()
Basically doing String.intern() on a series of strings will ensure that all strings having same contents share same memory. So if you have list of names where 'john' appears 1000 times, by ...
When is TCP option SO_LINGER (0) required?
...assic solution would be a connection pool, as seen in every heavy-duty TCP API, for example HTTP 1.1.
– Marquis of Lorne
Aug 24 '14 at 10:12
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高并发服务端分布式系统设计概要 - C/C++ - 清泛网 - 专注C/C++及内核技术
...息，万一Client不缓存怎么办？呵呵，不用担心，Client端的API也是由我们设计的，之后才面向Web前端。
之后要说的，就是图中的“Global Heartbeat”，这又是个什么东西呢？可认为这是一个管理Global Master和Global Slave的节点，Global Mast...
How can I avoid Java code in JSP files, using JSP 2?
...ovides no way of builtin preventions, at least not using the standard Java API. JSP's successor Facelets has already implicit HTML escaping, so you don't need to worry about XSS holes in Facelets.
See also:
What's the difference between JSP, Servlet and JSF?
How does Servlet, ServletContext, Htt...
What is the global interpreter lock (GIL) in CPython?
...g:
multiprocessing is a package that supports spawning processes using an API similar to the threading module. The multiprocessing package offers both local and remote concurrency, effectively side-stepping the Global Interpreter Lock by using subprocesses instead of threads. Due to this, the multi...
Using GPU from a docker container?
...vice: ./deviceQuery ./deviceQuery Starting... CUDA Device Query (Runtime API) version (CUDART static linking) cudaGetDeviceCount returned 38 -> no CUDA-capable device is detected Result = FAIL Is it because of the mismatch of the CUDA libs on the host and in the container?
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The Definitive C Book Guide and List
... Stephen A. Rago (2013). Comprehensive description of how to use the Unix APIs from C code, but not so much about the mechanics of C coding.
Uncategorized
Essential C (Free PDF) - Nick Parlante (2003). Note that this describes the C90 language at several points (e.g., in discussing // commen...