大约有 700 项符合查询结果(耗时:0.0217秒) [XML]

https://www.tsingfun.com/it/bigdata_ai/341.html 

搭建高可用mongodb集群(二)—— 副本集 - 大数据 & AI - 清泛网 - 专注C/...

...据库全量拷贝,从节点压力会不会过大? 数据压力大到机器支撑不了的时候能否做到自动扩展? 这篇文章看完这些问题就可以搞定了。NoSQL的产生就是为了解决大数据量、高扩展性、高性能、灵活数据模型、高可用性。但是...
https://www.tsingfun.com/it/os_kernel/1346.html 

bat 写注册表详解 - 操作系统(内核) - 清泛网 - 专注C/C++及内核技术

...[/t Type] [/s Separator] [/d Data] [/f] KeyName [\\Machine\]FullKey 远程机器机器名 - 忽略默认到当前机器。远程机器上只有 HKLM 和 HKU。 FullKey ROOTKEY\SubKey ROOTKEY [ HKLM | HKCU | HKCR | HKU | HKCC ] SubKey 所选 ROOTKEY 下注册表项的完整名 /v 所...
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从 svndata 恢复svn服务器仓库 - 更多技术 - 清泛网 - 专注C/C++及内核技术

...ta_restore_svnserver服务器端备份了svndata,然后需要在一台新机器上还原svn仓库,步骤如下:1、确认新机器已经安装svnserverapt-get install subversion2、从svndata目录启动svn服务程序svnserve 服务器端备份了svndata,然后需要在一台新机器上...
https://www.tsingfun.com/it/tech/1257.html 

快速理解 高频对冲套利自动交易(程式化交易) - 更多技术 - 清泛网 - 专注...

...些“小事”,都是重复性劳动,没有技术含量,这方面,机器最擅长,不出错,速度还快(我指的是,生成应该要报的单的速度)。 而,那种,软件或某个指标发出买入或卖出信号,然后,人工去执行开仓、平仓,呵呵,恕...
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How to set a value to a file input in HTML?

...tion for the data variable? Is it a file path? – Mr.Robot Aug 20 at 20:53 Hi, Mr.Robot: I demonstrate an example of u...
https://www.tsingfun.com/it/cpp/2213.html 

tcp端口状态ESTABLISHED、TIME_WAIT、CLOSE_WAIT 、SYN_RECV等详解 - C/C++...

... 2、ESTABLISHED状态 ESTABLISHED的意思是建立连接。表示两台机器正在通信。 3、CLOSE_WAIT 对方主动关闭连接或者网络异常导致连接中断,这时我方的状态会变成CLOSE_WAIT 此时我方要调用close()来使得连接正确关闭 4、TIME_WAIT 我方主...
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Differences between hard real-time, soft real-time, and firm real-time?

...s to zero or becomes impossible. Examples: Manufacturing systems with robot assembly lines where missing a deadline results in improperly assembling a part. As long as ruined parts are infrequent enough to be caught by quality control and not too costly, then production continues. A digital cab...
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HTML5 Number Input - Always show 2 decimal places

...='0.01' does not work for me on Chrome 66.0 parseFloat works like a charm. robot_speed = parseFloat(robot_speed).toFixed(2) – 05032 Mendicant Bias Aug 14 '19 at 14:52 ...
https://www.tsingfun.com/it/cpp/1419.html 

ZeroMQ的学习和研究(PHP代码实例) - C/C++ - 清泛网 - 专注C/C++及内核技术

...的 PipeLine 模型 想象一下这样的场景,如果需要统计各个机器的日志,我们需要将统计任务分发到各个节点机器上,最后收集统计结果,做一个汇总。PipeLine 比较适合于这种场景,他的结构图,如图 3 所示。 图3:ZMQ 的 PipeLine...
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What is Python used for? [closed]

...obbyists with do-it-yourself hardware and automation. You can even build a robot and automate your entire home. Raspberry Pi can be used as the brain for your robot in order to perform various actions and/or react to the environment. The coding on a Raspberry Pi can be performed using Python. The Po...