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How do I get the last inserted ID of a MySQL table in PHP?
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If you're using PDO, use PDO::lastInsertId.
If you're using Mysqli, use mysqli::$insert_id.
If you're still using Mysql:
Please, don't use mysql_* functions in new code. They are no longer maintained and are officially deprecated. See the red box? Learn about prepared statements ...
Upgrading PHP in XAMPP for Windows?
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Take 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 th...
How to convert an entire MySQL database characterset and collation to UTF-8?
How can I convert entire MySQL database character-set to UTF-8 and collation to UTF-8?
19 Answers
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UTF-8 all the way through
...character set on all tables and text columns in your database. This makes MySQL physically store and retrieve values encoded natively in UTF-8. Note that MySQL will implicitly use utf8mb4 encoding if a utf8mb4_* collation is specified (without any explicit character set).
In older versions of MyS...
What is __init__.py for?
...ABASE URL'? I tried to replicate this by enclosing the create_engine with 'mysql+mysqldb://root:python@localhost:3306/test' but it does not work. Thanks.
– SunnyBoiz
Jun 25 '19 at 13:34
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What's the recommended way to connect to MySQL from Go?
I am looking for a reliable solution to connect to a MySQL database from Go. I've seen some libraries around but it is difficult to determine the different states of completeness and current maintenance. I don't have complicated needs, but I'd like to know what people are relying on, or what's the m...
How do you create a Distinct query in HQL
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I only ever used hibernate with MySQL - not sure how to deal with the mssql issue.
– Feet
May 13 '12 at 23:51
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【解决】App Inventor 2 如何下载/保存网络图片？ - App Inventor 2 中文网...
首先，需要使用“Web客户端”组件，需要和网络url进行数据交互的场景就要考虑使用它。设置好网络图片的url，然后执行Get方法即可，代码如下：其中，特别要注意的是保存相应信息属性设置为真，这样才能将目标网络图片保存...
Throw an error in a MySQL trigger
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As of MySQL 5.5, you can use the SIGNAL syntax to throw an exception:
signal sqlstate '45000' set message_text = 'My Error Message';
State 45000 is a generic state representing "unhandled user-defined exception".
Here is a mo...
今年全球重大数据泄露事件盘点 - 资讯 - 清泛网 - 专注C/C++及内核技术
...泄露”时代。
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今年1月，据360补天漏洞响应平台显示，手机抢票App“火车票达人”存在高危漏洞，包括数百万机票、火车票订单用户的身份证号、用户名、明文密码、详细票务信息...