problom : 'f1' value hava been changed when output. reason : the binary repersentation of 2.2f is : 00110011001100110011... (is an infinite recurring decimal) but computer only store 24 byte , so discard the remaining number , lead to the value has b
在Visual Studio 2012中使用Entity Framework,根据模型生成数据库时,报如下错误: 无法在自定义编辑器中打开Transact-SQL文件此版本的SQL Server Data Tools与此计算机中安装的数据库运行时组件不兼容 解决办法:下载"Server Data Tools for Visual Studio 2012" ,并安装,重新启动Visual Studio 2012.