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Reference: What is variable scope, which variables are accessible from where and what are “undefined

... be in the global scope in a.php doesn't necessarily mean they are, it actually depends on which context that code is included/executed in. What about functions inside functions and classes? Every new function declaration introduces a new scope, it's that simple. (anonymous) functions inside func...
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Oracle 11.2.0.4 RAC FOR redhat 6.4 - 数据库(内核) - 清泛网 - 专注C/C++及内核技术

... 清除配置 清除完毕 再次创建RAID 自动 当发生问题的时候有冗余 不管怎么设置 3块硬盘只能设置成RAID 1 还有一块不能用 ,太TM的坑爹了 查看阵列卡的配置 我X 缓存0M 你奶奶的配置什么3块硬盘啊,你这么搞IB...
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Upgrading PHP in XAMPP for Windows?

...a backup of your htdocs and data folder (subfolder of MySQL folder), reinstall upgraded version and replace those folders. Note: In case you have changed config files like PHP (php.ini), Apache (httpd.conf) or any other, please take back up of those files as well and replace them with newly install...
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Reference - What does this error mean in PHP?

...m. (Note: You might have multiple blocks if you had code that was automatically constructed) Also make sure you don't have any Byte Order Marks in your code, for example when the encoding of the script is UTF-8 with BOM. Related Questions: Headers already sent by PHP All PHP "Headers already sen...
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How can you integrate a custom file browser/uploader with CKEditor?

...ITOR.replace('content', { filebrowserBrowseUrl : '/browser/browse/type/all', filebrowserUploadUrl : '/browser/upload/type/all', filebrowserImageBrowseUrl : '/browser/browse/type/image', filebrowserImageUploadUrl : '/browser/upload/type/image', filebrowserWindowWidth : 800, fileb...
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How do I expire a PHP session after 30 minutes?

...ms with filesystems where atime tracking is not available. So it additionally might occur that a session data file is deleted while the session itself is still considered as valid because the session data was not updated recently. And second: session.cookie_lifetime session.cookie_lifetime ...
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AngularJS HTTP post to PHP and undefined

...send that as data. Make sure that this query string is URL encoded. If manually built (as opposed to using something like jQuery.serialize()), Javascript's encodeURIComponent() should do the trick for you. share | ...
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How to solve PHP error 'Notice: Array to string conversion in…'

...n $_POST['C']. So when you echo that, you are trying to print an array, so all it does is print Array and a notice. To print properly an array, you either loop through it and echo each element, or you can use print_r. Alternatively, if you don't know if it's an array or a string or whatever, you c...
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Creating the Singleton design pattern in PHP5

... /** * Singleton class * */ final class UserFactory { /** * Call this method to get singleton * * @return UserFactory */ public static function Instance() { static $inst = null; if ($inst === null) { $inst = new UserFactory(); ...
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Exploitable PHP functions

...purpose isn't to list functions that should be blacklisted or otherwise disallowed. Rather, I'd like to have a grep -able list of red-flag keywords handy when searching a compromised server for back-doors. ...