问题描述:
求懂objective-c的大神解释下面这段话
Also,object/category named pairs must be unique.Only one NSString Name Utili-
ties category can exist in a given Objective-C namespace.This can be tricky because the
Objective-C namespace is shared between the program code and all the libraries,frame-
works,and plug-ins.This is especially important for Objective-C programmers writing
screensavers,preference panes,and other plug-ins because their code will be injected intoapplication or framework code that they do not control.
Also,object/category named pairs must be unique.Only one NSString Name Utili-
ties category can exist in a given Objective-C namespace.This can be tricky because the
Objective-C namespace is shared between the program code and all the libraries,frame-
works,and plug-ins.This is especially important for Objective-C programmers writing
screensavers,preference panes,and other plug-ins because their code will be injected intoapplication or framework code that they do not control.
问题解答:
我来补答展开全文阅读