码迷,mamicode.com
首页 >  
搜索关键字:retain cycle    ( 2217个结果
[LeetCode#142]Linked List Cycle II
The question:Given a linked list, return the node where the cycle begins. If there is no cycle, returnnull.Follow up:Can you solve it without using ex...
分类:其他好文   时间:2015-01-20 06:09:54    阅读次数:178
Private-code MaxCounter
No need for a double cycle: :You are given N counters, initially set to 0, and you have two possible operations on them:increase(X) ? counter X is inc...
分类:其他好文   时间:2015-01-18 18:26:32    阅读次数:222
自实现OC通知中心
// //NotificationCenter.h //Demo // //CreatedbyQzydeMacon15/1/17. //Copyright(c)2015年Qzy.Allrightsreserved. // #import<Foundation/Foundation.h> @interfaceNotification:NSObject @property(retain,nonatomic,readwrite)NSDictionary*userInfo; @property(a..
分类:其他好文   时间:2015-01-18 15:50:29    阅读次数:189
Linked List Cycle
本文是在学习中的总结,欢迎转载但请注明出处:http://blog.csdn.net/pistolove/article/details/42833739 Given a linked list, determine if it has a cycle in it. Follow up: Can you solve it without using extra space? 思路:...
分类:其他好文   时间:2015-01-18 10:35:13    阅读次数:157
self.nsme 和 _name 的问题
.h文件@interface myclass:NSObject@property(nonatomic,retain)NSArray*MyArray;@end.m文件@implementation myclass-(void)viewDidLoad{ [superviewDidLoad]; _My.....
分类:其他好文   时间:2015-01-16 16:10:39    阅读次数:140
LeetCode--Linked List Cycle
Given a linked list, determine if it has a cycle in it. Follow up: Can you solve it without using extra space? /** * Definition for singly-linked list. * struct ListNode { * int val; * ...
分类:其他好文   时间:2015-01-15 11:01:23    阅读次数:186
LeetCode--Linked List Cycle II
Given a linked list, return the node where the cycle begins. If there is no cycle, return null. Follow up: Can you solve it without using extra space? /** * Definition for singly-linked list. *...
分类:其他好文   时间:2015-01-15 11:01:22    阅读次数:236
解决nginx 报错提示:rewrite or internal redirection cycle while internally redirecting to "/",
配置好nginx+php-fpm,访问首页,提示报错: 2015/01/14 23:04:39 [error] 10964#2788: *2 rewrite or internal redirection cycle while internally redirecting to "/", client: 127.0.0.1, server: bk, request: "GET / HTTP/1...
分类:其他好文   时间:2015-01-15 00:34:42    阅读次数:2115
retain和copy的区别
原来简单解释过属性定义(Property) ,并且提起了简单的retain,copy,assign的区别。那究竟是有什么区别呢?assign就不用说了,因为基本上是为简单数据类型准备的,而不是NS对象们。Retain vs. Copy!!copy: 建立一个索引计数为1的对象,然后释放旧对象reta...
分类:其他好文   时间:2015-01-14 22:44:24    阅读次数:167
转 iOS:ARC相关知识,assign/copy/retain/strong/weak/readyonly/readwrite/nonatomic/atomic
自动引用计数ARC不是垃圾回收,而是编译器自动插入代码来减少程序员的代码输入和失误。 同时比垃圾和效率要高,因为其不影响运行时间,相当于自己管理内存。总是通过属性来管理实例变量(init/dealloc除外),在dealloc中释放所有属性。dealloc中会自动加入释放实例变量的代码,因此不必要....
分类:移动开发   时间:2015-01-14 19:52:25    阅读次数:226
© 2014 mamicode.com 版权所有  联系我们:gaon5@hotmail.com
迷上了代码!