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PDO support for multiple queries (PDO_MYSQL, PDO_MYSQLND)

... As I know, PDO_MYSQLND replaced PDO_MYSQL in PHP 5.3. Confusing part is that name is still PDO_MYSQL. So now ND is default driver for MySQL+PDO. Overall, to execute multiple queries at once you need: PHP 5.3+ mysqlnd Emulated prepared statements. Make sure PDO::ATTR_EM...
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How to get a substring between two strings in PHP?

...ng between two words (or two characters). I'm wondering whether there is a php function that achieves that. I do not want to think about regex (well, I could do one but really don't think it's the best way to go). Thinking of strpos and substr functions. Here's an example: ...
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大数据时代的数据化运营 - 资讯 - 清泛网 - 专注C/C++及内核技术

...下,我们在运营中看到可以获得有效数据的原始数据不是问题,去除无效和虚假的数据才是关键。 相信做发行的同行都知道,在实践中,会遇到通过某些渠道或者是CPS,或者是广告渠道,他们一定会有大量的虚假的数据在里面...
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Easiest way to activate PHP and MySQL on Mac OS 10.6 (Snow Leopard), 10.7 (Lion), 10.8 (Mountain Lio

What is the easiest way to activate PHP and MySQL on Mac OS 10.6 (Snow Leopard), 10.7 (Lion), 10.8 (Mountain Lion)? 12 Answ...
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Generating a drop down list of timezones with PHP

...low are two lists that I found and then one method using the built in PHP DateTime class in PHP 5. 25 Answers ...
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App Inventor 2 中文网原创内容 · App Inventor 2 中文网

... 基础知识 组件用法 技巧分享 问题解决 教程分享 App Inventor 2 中文网原创的技术文档,作品,技术文章,帖子,问答,技术指导,问题解决思路等。 基础知识 【连接调试】App Inventor 2 连接方式...
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What is the difference between an interface and abstract class?

...hat you think they are. In Java, this rule is strongly enforced, while in PHP, interfaces are abstract classes with no method declared. In Python, abstract classes are more a programming trick you can get from the ABC module and is actually using metaclasses, and therefore classes. And interfaces ...
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廉价共享存储解决方案2-drbd+cman+gfs2 - 更多技术 - 清泛网 - 专注C/C++及内核技术

...同时读写可能会有IO异常,导致drbd设备失效 为了解决这个问题则使用 gfs + cman 实现分布式文件锁方案 3.3安装cman yum –y cman 3.4 gfs集群文件系统 在 /usr/local/drbd-utils-8.9.4/etc/drbd.conf 在配置文件的 net 选项中 all...
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PHP exec() vs system() vs passthru()

... portability has to be sacrificed for functionality. There are some things PHP just can't do well. – Frank Crook Apr 9 '09 at 5:10 30 ...
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How can I run a PHP script in the background after a form is submitted?

...using the following line to invoke the email script: shell_exec("/path/to/php /path/to/send_notifications.php '".$post_id."' 'alert' >> /path/to/alert_log/paging.log &"); It is important to notice the & at the end of the command (as pointed out by @netcoder). This UNIX command runs ...