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Sharing a result queue among several processes
...iprocessing import Pool
def busy_foo(i):
"""Dummy function simulating cpu-bound work."""
for _ in range(int(10e6)): # do stuff
pass
return i
if __name__ == '__main__':
with Pool(4) as pool:
print(pool._outqueue) # DEMO
results = [pool.apply_async(busy_foo...
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
...，做了delete ip操作，所以释放了内存，不会有内存泄露的问题。
接下来的操作很自然，无需多言：
ptr = rhs.ptr; // 复制U_Ptr指针
val = rhs.val; // 复制int成员
return *this;
做完赋值操作后，那么就成为如下图所示了。红色标注...
MFC OnKeyDown没反应，不响应键盘操作 - C/C++ - 清泛网 - 专注C/C++及内核技术
...
return __super::PreTranslateMessage(pMsg);
}
深入探索该问题请移步：
http://wenku.baidu.com/link?url=2eG1TLx_ARJHKO6LFtZU_u6AOv6Pw8RyemsJEXvaKYwvQRHAh43D-TnvQZvt3-U5JMZjRqE835qeArbKKscaO-YAxfwBkepkYbdbzc2iEZKMFC OnKeyDown
从估值5千万到一无所有 90后的他感觉梦境一场 - 资讯 - 清泛网 - 专注C/C++...
...O2O现在还没到风口。宠物行业的根本不在这里，这是源头问题。”与此同时，他对爱狗团的方向也进行了调整。夏军原本做的是宠物O2O，类似于美团的团购模式，将买家导入到线下的商户。而他放弃了O2O做法，现在做的模式不像...
“The breakpoint will not currently be hit. The source code is different from the original version.”
...
Using clean does not always work. I had to manually delete everything in my bin folder to get it to work again.
– Carra
May 4 '12 at 13:53
3
...
你真的了解熊市有多么可怕吗？ - 创意 - 清泛网 - 专注C/C++及内核技术
...巫见大巫了。大盘反弹在1700点后，横了一个月，一个冲高的假突破后，大盘再次杀跌，当时没有人再敢抄底了，因为谁也不敢想底在哪里，十几天下来，大盘已经到了1300，后来大盘出现了又一次的反弹，最后进入了最恐怖的阴...
Why is the JVM stack-based and the Dalvik VM register-based?
...s for instructions
are largely implicit, the object
code will tend to be smaller. This
is important if you're going to be
downloading the code over a slow
network link.
Going with a register-based scheme probably means that Dalvik's code generator doesn't have to work as hard to produce performant...
Maximum number of threads in a .NET app?
...ds(out workerThreads, out completionPortThreads);
– JALLRED
Jun 9 '14 at 17:03
1
@MitchWheat I wa...
What is thread contention?
... running.
Why? Say each thread is running on its own core on a modern x86 CPU and the cores don't share an L2 cache. With just one thread, the object may remain in the L2 cache most of the time. With both threads running, each time one thread modifies the object, the other thread will find the data...
In Java, what does NaN mean?
...ce
some undefined result. For example,
0.0 divided by 0.0 is arithmetically undefined. Taking the square root of a
negative number is also undefined.
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