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App Inventor 2 如何连接MySQL数据库(阿里云数据库) · App Inventor 2 中文网

...接MySQL数据库 开发步骤 前端代码块 后端php代码 « 返回首页 由于阿里数据库(Oceanbase)完全兼容 MySQL,因此这里探讨的就是怎么连MySQL。 App Inventor 2 如何连接MySQL数据库 首先,App Inventor 2 并没有提供直接连...
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PHP Get all subdirectories of a given directory

... if($file->isDir()) { echo strtoupper($file->getRealpath()), PHP_EOL; } } Replace strtoupper with your desired function. share | improve this answer | fol...
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How to Flatten a Multidimensional Array?

Is it possible, in PHP, to flatten a (bi/multi)dimensional array without using recursion or references? 29 Answers ...
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When to use single quotes, double quotes, and backticks in MySQL

...delimiter in date strings. So using your example, I would double-quote the PHP string and use single quotes on the values 'val1', 'val2'. NULL is a MySQL keyword, and a special (non)-value, and is therefore unquoted. None of these table or column identifiers are reserved words or make use of charac...
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MySQL: determine which database is selected?

... currently selected? This seems very basic but I couldn't find anything on php.net or stackoverflow (all results are for "no database selected"). ...
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Turn off spell checking in Eclipse for good

Every time I create a new workspace in Eclipse I have to turn off the spell checking via Preferences. (Preferences->General->Editors->Text Editors->Spelling->Enable Spell Checking) ...
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Using usort in php with a class private function

... Man this seems like such a weird way to do this. Oh PHP, how we love you. – dudewad Nov 28 '13 at 0:07 13 ...
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PDO Prepared Inserts multiple rows in single query

...ame answer as Mr. Balagtas, slightly clearer... Recent versions MySQL and PHP PDO do support multi-row INSERT statements. SQL Overview The SQL will look something like this, assuming a 3-column table you'd like to INSERT to. INSERT INTO tbl_name (colA, colB, colC) VALUES (?, ?, ...
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Simplest PHP example for retrieving user_timeline with Twitter API version 1.1

...won't be allowed. So, here's a post to help you do just that, along with a PHP class to make your life easier. 1. Create a developer account: Set yourself up a developer account on Twitter You need to visit the official Twitter developer site and register for a developer account. This is a free an...
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Deleting an element from an array in PHP

Is there an easy way to delete an element from an array using PHP, such that foreach ($array) no longer includes that element? ...