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如何快速导入拓展？拓展市场可一键导入 - App Inventor 2 中文网 - 清泛IT...
常用的拓展都可以一键导入，可以搜索你想要的拓展。如果没有找到，可以反馈给我们，会持续更新的。
AppInventor如何实现通过扫二维码导入表格数据 - App Inventor 2 拓展 - 清...
1、扫二维码：
使用原生的“条码扫描器”组件：
2、读取二维码中的url信息：
从上面条码组件的事件中获取。
3、访问远程url获取表格csv数据：
使用Web客户端组件访问url获取数据。数据格式建议采用csv（逗号分隔）格...
如何导入授权证书？ - App Inventor 2 离线版 - 清泛IT社区，为创新赋能！
步骤如下，导入证书后账户会自动填充好
如何查看 mac 地址？ - App Inventor 2 离线版 - 清泛IT社区，为创新赋能！
授权页面右下角有 mac 地址信息，点击复制图标即可复制到剪贴板，必要时提供给客服进行授权
如何实现程序后台运行 - App Inventor 2 中文网 - 清泛IT社区，为创新赋能！
编制的程序软件，在手机中运行时，程序放在后台或者手机锁屏，计时软件程序就会停止计时，再次切换到前端才可以继续运行，有没有方法能够使程序软件可以在后台锁屏的情况下持续运行。
how to mysqldump remote db from local machine
I need to do a mysqldump of a database on a remote server, but the server does not have mysqldump installed. I would like to use the mysqldump on my machine to connect to the remote database and do the dump on my machine.
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pip install mysql-python fails with EnvironmentError: mysql_config not found
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It seems mysql_config is missing on your system or the installer could not find it.
Be sure mysql_config is really installed.
For example on Debian/Ubuntu you must install the package:
sudo apt-get install libmysqlclient-dev
Maybe...
PDOException “could not find driver”
I have just installed Debian Lenny with Apache, MySQL, and PHP and I am receiving a PDOException could not find driver .
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MySQL 启动报错 Table \'mysql.plugin\' doesn\'t exist - 数据库(内核) -...
MySQL 启动报错 Table 'mysql.plugin' doesn't exist 启动报错： opt szy bin mysqld: Table 'mysql.plugin ' doesn 't exist141211 15:06:12 [ERROR] Can 't open t...启动报错：
/opt/szy/bin/mysqld: Table \'mysql.plugin\' doesn\'t exist
141211 15:06:12 [ERROR] Can\'t open the mysql.plug...
What is the difference between MySQL, MySQLi and PDO? [closed]
What is the difference between MySQL, MySQLi and PDO ?
4 Answers
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