摘要:
A renderbuffer is a data storage object containing a single image of a renderable internal format.(参考http://www.opengl.org/registry/specs/EXT/frame... 阅读全文
摘要:
4大核心元素:1.Domain Entity Business Object (BO)属性和行为 Data Transfer Object (DTO) 仅属性2.Business Rules3.Validation4.Business Process and workflowsUI与业务逻辑之间应该只有简单的数据传递UI层应该只包括简单的数据校验逻辑和数据显示逻辑 阅读全文
摘要:
Note in particular that run loops retain their timers, so you can release a timer after you have added it to a run loop.scheduledTimerWithTimeInterval:target:selector:userInfo:repeats:the target object is retained by the timer and released when the timer is invalidated.invalidateStops the receiver f 阅读全文