Internal error-response from frontend should be a valid device name .
内部错误-前端响应的应该为一个有效的设备名。
Subsequent database definitions may also override some frontend settings .
后继的数据库定义也可以覆盖某些前台设置。
Maintain document type & as frontend .
维护作为前端的文档类型。
That project used what has become the standard approach for home-based scientific work : a screensaver that provided a graphical frontend to a program that uses spare processor time to solve weighty scientific problems .