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为什么你得学些 TCP 的知识？ - 环境配置 - 清泛IT社区，为创新赋能！
...文章中的关键段落：延迟确认（ACK） 与 TCP_NODELAYRuby 的 Net::HTTP 会将 POST 请求切分为两个 TCP 包，一个消息头，一个消息体。相反，curl 会将这两者合并为一个包。更糟糕的是，Net::HTTP 在打开 TCP 套接字时不会设置 TCP_NODELAY，这将...
Linux 网卡速率（百兆/千兆）的查看及调整 - 操作系统(内核) - 清泛网 - 专...
Linux 网卡速率（百兆/千兆）的查看及调整linux_ethnet_speed最近遇到一个奇怪的问题，程序运行过程中网卡打满，导致服务通信全部超时，程序需要在局域网中的通信流量较大，机器是千兆网卡。但通过监控查看实际网速只到了100Mb...
/proc 内核统计信息各文件的含义 - 操作系统(内核) - 清泛网 - 专注C/C++及内核技术
...at timerslack_ns
auxv cpuset gid_map map_files/ net/ pagemap schedstat statm uid_map
cgroup cwd@ io maps ns/ patch_state sessionid status wchan
clear_refs environ latency mem numa_maps...
C# Interfaces. Implicit implementation versus Explicit implementation
...red Sep 27 '08 at 11:09
Phil BennettPhil Bennett
4,62744 gold badges2525 silver badges2727 bronze badges
...
Telling gcc directly to link a library statically
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PHP prepend leading zero before single digit number, on-the-fly [duplicate]
...
You can use sprintf: http://php.net/manual/en/function.sprintf.php
<?php
$num = 4;
$num_padded = sprintf("%02d", $num);
echo $num_padded; // returns 04
?>
It will only add the zero if it's less than the required number of characters.
Edit: As poin...
Learning Ruby on Rails
... gives you a Ruby IDE inside the Visual Studio world, and IronRuby is the .NET flavor of Ruby, if you're interested.
As far as books are concerned, the Programming Ruby (also known as the Pickaxe) book from the Pragmatic Programmers is the de-facto for learning Ruby. I bit the bullet and purchased...
Can I publish a private NuGet package?
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Why is Thread.Sleep so harmful
...mulating lengthy operations while testing/debugging on an MTA thread. In .NET there's no other reason to use it.
Thread.Sleep(n) means block the current thread for at least the number
of timeslices (or thread quantums) that can occur within n
milliseconds.
The length of a timeslice is di...
How do you track record relations in NoSQL?
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