摘要:
从昨天开始准备从Objective-C Programming:TheBigNerdRanchGuide这本书入手,从头扎实地学习一下OC,顺便提高一下英文阅读能力。今天的知识重点在于类方法和实例方法的区别:NSDate *now = [NSDate date];We say that the da... 阅读全文
摘要:
About GitBookGitBook was created in the middle of 2014 with the vision of creating a modern and simple solution to digital writing and publishing.We a... 阅读全文