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How to convert floats to human-readable fractions?
...ng for. Its based on the theory of continued fractions and very fast and fairly compact.
I have used versions of this customized for specific numerator and denominator limits.
/*
** find rational approximation to given real number
** David Eppstein / UC Irvine / 8 Aug 1993
**
** With corrections ...
Parsing command-line arguments in C?
...care of stuff like, for example:
-?, --help for help message, including email address
-V, --version for version information
--usage for usage message
Doing it yourself, which I don't recommend for programs that would be given to somebody else, as there is too much that could go wrong or lower qual...
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What is the Difference Between read() and recv() , and Between send() and write()?
...that recv()/send() work only on socket descriptors and let you specify certain options for the actual operation. Those functions are slightly more specialized (for instance, you can set a flag to ignore SIGPIPE, or to send out-of-band messages...).
Functions read()/write() are the universal file de...
How do 20 questions AI algorithms work?
Simple online games of 20 questions powered by an eerily accurate AI.
5 Answers
5
...
mongodb最大连接数配置修改 - 大数据 & AI - 清泛网 - 专注C/C++及内核技术
...数mongodb bin mongo>db serverStatus() connections;{ "current" : 308, "available" : 511, "totalCreated" 查看mongodb最大连接数
mongodb/bin/mongo
>db.serverStatus().connections;
{ "current" : 308, "available" : 511, "totalCreated" : NumberLong(110279) }
current数值+available数值...
Too many threads are already waiting for a connection - 大数据 & AI - ...
Too many threads are already waiting for a connection由于工作线程数大于MongoDB的最大连接池数量，从而出现此类异常。解决方法：一、减少工作线程数，示意代码如下：ParallelOptions parallel 由于工作线程数大于MongoDB的最大连接池数量，从...
MongoDB.Driver.MongoConnectionException: Unable to connect to the prim...
...ct to the primary member of the replica set: Too many threads are already waiting for a connection..
C# Driver:1.3.1
Replset:
localhost:10001 (primary)
localhost:10002 (member)
I have initReplset and add localhost:10002 to the replset,
Then I create a new connection.When I try to connect,t...