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An operation on a socket could not be performed because the system lac...
...已满，不能执行套接字上的操作。）
原因：建立大于5000的出口TCP连接端口导致，通常是过多的客户端连接导致的。
解决方案：配置服务器以增加最大TCP端口数，从该端口可以建立出口连接。
解决方案
默认的临...
An operation on a socket could not be performed because the system lac...
...已满，不能执行套接字上的操作。）
原因：建立大于5000的出口TCP连接端口导致，通常是过多的客户端连接导致的。
解决方案：配置服务器以增加最大TCP端口数，从该端口可以建立出口连接。
解决方案
默认的临...
How to wait in a batch script? [duplicate]
I am trying to write a batch script and trying to wait 10 seconds between 2 function calls. The command:
6 Answers
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How would you implement an LRU cache in Java?
... Map<KEY, VALUE> map = new HashMap<> ();
Deque<KEY> queue = new LinkedList<> ();
final int limit;
public LruCacheNormal ( int limit ) {
this.limit = limit;
}
public void put ( KEY key, VALUE value ) {
VALUE oldValue = map.put ( key, val...
Is there a command to refresh environment variables from the command prompt in Windows?
...date its own environment, but not that of the running cmd.exe instance. A batch file CAN update the cmd.exe environment, because it runs within the same instance of cmd.exe.
– Ben Voigt
Oct 14 '14 at 16:13
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How to change current working directory using a batch file
I need some help in writing a batch file.
I have a path stored in a variable root as follows:
4 Answers
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How would one write object-oriented code in C? [closed]
...ou your polymorphism:
int stat = (commTcp.open)(commTcp, "bigiron.box.com:5000");
Sort of like a manual vtable.
You could even have virtual classes by setting the pointers to NULL -the behaviour would be slightly different to C++ (a core dump at run-time rather than an error at compile time).
H...
Share Large, Read-Only Numpy Array Between Multiprocessing Processes
...ictionary object created from multiprocessing.Manager (as opposed to using Queue or Pipe.) I'm getting great performance improvements when compared with using plain NumPy arrays.
Pipe vs. Queue:
In my experience, IPC with Pipe is faster than Queue. And that makes sense, since Queue adds locking to...
What Every Programmer Should Know About Memory?
I am wondering how much of Ulrich Drepper's What Every Programmer Should Know About Memory from 2007 is still valid. Also I could not find a newer version than 1.0 or an errata.
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How do I clear the std::queue efficiently?
I am using std::queue for implementing JobQueue class. ( Basically this class process each job in FIFO manner).
In one scenario, I want to clear the queue in one shot( delete all jobs from the queue).
I don't see any clear method available in std::queue class.
...