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Regular expression to match DNS hostname or IP Address?
...|SO|SR|ST|SU|SV|SY|SZ|TC|TD|TEL|TF|TG|TH|TJ|TK|TL|TM|TN|TO|TP|TR|TRAVEL|TT|TV|TW|TZ|UA|UG|UK|US|UY|UZ|VA|VC|VE|VG|VI|VN|VU|WF|WS|XN|XN|XN|XN|XN|XN|XN|XN|XN|XN|XN|YE|YT|YU|ZA|ZM|ZW)[.]?$/i';
if (preg_match, $pattern, $matching_string){
... do stuff
}
You may also want to add an if stat...
Difference between document.addEventListener and window.addEventListener?
... If you will add addEventListener("keydown", event) via window for Samsung TV, than it won't work. But you will do the same thing with document, then it will. Depends also on specific device how it calls bubbled events.
– Jakub Kubista
Jan 20 at 11:17
...
ESP8285接入App Inventor 2深度调研：4种连接方案+是否需要开发拓展 - 创客...
...SPI, I2C, PWM, ADC相同封装QFN32 (5x5mm)更大
核心结论：ESP8285软件生态与ESP8266 100%兼容，可用Arduino ESP8266 Core或ESP-IDF直接开发。
二、源码层面的现有连接组件
通过分析MIT App Inventor源码(appinventor/components/src/)和fun123自研拓展(cn/fun...
奇葩职位为何频现互联网？ - 资讯 - 清泛网 - 专注C/C++及内核技术
...访时表示，目前各行业确实进入口碑竞争时代，随着社交软件发展，消费者与消费者间的沟通更顺畅，每个消费者的个人意见在社交圈里的影响力越来越大。可能企业通过一些改进措施在很多方面提高监管能力，但唯独消息群体...
PDB文件：每个开发人员都必须知道的 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...PDB文件
大部分的开发人员应该都知道PDB文件是用来帮助软件的调试的。但是他究竟是如何工作的呢，我们可能并不熟悉。本文描述了PDB文件的存储和内容。同时还描 述了debugger如何找到binay相应的PDB文件，以及debugger如何找到与...
What's the algorithm to calculate aspect ratio?
...tter-boxing lines (like the ones you get at the top and bottom of your old TV when you're watching a wide-screen movie on it). I'd add them at the top/bottom or the sides (whichever one results in the least number of letter-boxing lines) until the image meets the requirements.
One thing you may wan...
Simple state machine example in C#?
...nd);
ProcessState nextState;
if (!transitions.TryGetValue(transition, out nextState))
throw new Exception("Invalid transition: " + CurrentState + " -> " + command);
return nextState;
}
public ProcessState MoveNext(Command comman...
PHP大潮将至 PHP近年发展分析 - 创意 - 清泛网 - 专注C/C++及内核技术
...定的特点。
曾经听一个网站的技术经理说过：“如果做软件，如果要做网站就用PHP!”。当时我们都以为这个是一个笑谈，现在想起来还真是这样。目前，许多的网站项目的负责人都很信任PHP。觉得PHP在支持Web方面非常到位。
...
TCP vs UDP on video stream
...ut sports (and those are the biggest group of paying customers for digital TV, at least here in Germany), being a minute behind in a live video stream would be completely unacceptable (As in, they'd switch to your competitor where this doesn't happen).
...
ZeroMQ实例-使用ZMQ(ZeroMQ)进行局域网内网络通信 - C/C++ - 清泛网 - 专注C/C++及内核技术
...行更复杂的设计，写出一些网络聊天、文件传输等的网络软件。
如何在Windows上使用ZeroMQ请看这里：http://www.cnblogs.com/fengbohello/p/4369082.html
更多 ZeroMQ API ：http://www.cnblogs.com/fengbohello/p/4230135.html
作者：风波 mail : fengbohello@qq.c...