iOS面试准备

堆与栈的区别

http://my.oschina.net/jilin/blog/402054

atomic与nonatomic区别

https://www.douban.com/note/486901956/

OC中关键字的区别

http://www.cnblogs.com/csj007523/archive/2012/07/23/2605662.html

http://www.cnblogs.com/allen99/p/4531823.html

代理协议

http://blog.csdn.net/yxwlzsh/article/details/46729931

NSOperationQueue

http://blog.csdn.net/q199109106q/article/details/8566222

KVO和KVC

http://www.cnblogs.com/kenshincui/p/3871178.html

Runtime

http://www.jianshu.com/p/927c8384855a

数据持久化

plist文件（属性列表）

preference（偏好设置）

NSKeyedArchiver（归档）

SQLite 3

CoreData

多线程

http://www.jianshu.com/p/0b0d9b1f1f19

面试题

http://zhangmingwei.iteye.com/blog/1748431

http://blog.csdn.net/xuehongnizhao/article/details/51066424

http://blog.csdn.net/hanangellove/article/details/45033453

http://www.itcast.cn/news/20160302/17201549876.shtml

笔试题

http://blog.sina.com.cn/s/blog_b0c5954101014upb.html