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PHP function to get the subdomain of a URL

Is there a function in PHP to get the name of the subdomain? 28 Answers 28 ...
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Is there any particular difference between intval and casting to int - `(int) X`?

... (int) is faster than intval(), according to wiki.phpbb.com/Best_Practices:PHP – Martin Thoma Sep 1 '11 at 11:33 ...
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BLE(一)概述&工作流程&常见问题 - 创客硬件开发 - 清泛IT社区,...

...与前面几代不同的是,蓝牙4.0版引入的BLE协议更注重功耗问题,而非通信速率的提升。这也使得低功耗蓝牙更加节能,能使设备的电池维持很长时间,因此在很多可穿戴设备中得到了应用。 0x2 BLE工作流程0x21 工作过程蓝牙适用...
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A non well formed numeric value encountered

I have a form that passes two dates (start and finish) to a PHP script that will add those to a DB. I am having problems validating this. I keep getting the following errors ...
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Stack Overflow:StackExchange网络不同主题网站的”祖父“ - 更多技术 - ...

...最早设立的是Stack Overflow,即一个供程序员互相解答编程问题的问答网站,随后我们试图将同样的技术推广到编程之外的领域,比如说烹饪、摄影等等,每个主题的问答站点就都称为StackExchange,合起来也就是StackExchange网络。因...
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改用 443 端口连接 Github 修复 git push 时出现 Connection timed out 的...

... 443 端口连接 Github 修复 git push 时出现 Connection timed out 的问题use-443-port-fix-github-connection-timeout参考资料最近几天我这里出现了git push出现 timeout 的问题:$ git pushssh: connect to host github com port 22: Connection timed outfatal: Could not read ...
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App Inventor 2 代码调试方式:App调试、问题排查方法 · App Inventor 2 中文网

... App Inventor 2 代码调试方式:App调试、问题排查方法 App Inventor 2 调试方式 “标签”调试法 ”预览代码块“调试功能 adb 调试:万能利器,调试拓展、查App崩溃 ...
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Create a table without a header in Markdown

...n in Ruby byword: "All tables must begin with one or more rows of headers" PHP Markdown Extra "second line contains a mandatory separator line between the headers and the content" RDiscount Uses PHP Markdown Extra syntax. GitHub Flavoured Markdown Parsedown: A parser in PHP (used e.g. in Laravel ema...
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Proper Repository Pattern Design in PHP?

...email']); // Return view return Response::view('all_users.php', ['users' => $users]); } public function add() { return Response::view('add_user.php'); } public function insert(UserRepositoryInterface $repository) { // Create new user mode...
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译文:理解Java中的弱引用 - 更多技术 - 清泛网 - 专注C/C++及内核技术

...。既然它们是一些不知名的概念,我简单就着前面的三个问题来说明一下。 强引用(Strong Reference) 强引用就是我们经常使用的引用,其写法如下 StringBuffer buffer = new StringBuffer(); 上面创建了一个StringBuffer对象,并将这个对象的...