在通过概念数据模型生成为物理数据模型时出现错误“The generation has been cancelled because errors have been found by the check model.”.如下图所示: 其实这是PowerDesigner设置的问题,点击PowerDesigner工具栏中的 Tools -> Model Options -> 在Model Settings中按照如下图设置即可.…
JTAG下载固件错误 keil下载固件错误 如下错误 * JLink Info: Found SWD-DP with ID 0x1BA01477 * JLink Info: Found SWD-DP with ID 0x1BA01477 * JLink Info: Found Cortex-M3 r1p1, Little endian. * JLink Info: FPUnit: 0 code (BP) slots and 0 literal slots ROMTableAddr = 0xE00…
http://blog.csdn.net/pipisorry/article/details/46958699 冲突处理 git push冲突处理 git push时出现冲突:! [rejected] master -> master (fetch first)error: failed to push some refs to 'git@github.com:pipilove/GitTest.git'hint: Updates were rejected because the…
报错: MySQL第二天早上第一次连接超时报错, com.mysql.jdbc.exceptions.jdbc4.CommunicationsException: Communications link failure 原因: 上述问题是由mysql5数据库的配置引起的.mysql5将其连接的等待时间(wait_timeout .interactive_timeout)缺省为8小时.在其客户程序中可以这样来查看其值: mysql> show global variables like 'wait…