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LeetCode: Linked List Cycle 解题报告
Linked List CycleGiven a linked list, determine if it has a cycle in it.Follow up:Can you solve it without using extra space?SOLUTION 1:经典快慢指针问题。如果存在环...
分类:其他好文   时间:2014-11-30 00:15:56    阅读次数:262
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? #include #include typedef struct ListNode...
分类:其他好文   时间:2014-11-28 18:22:51    阅读次数:172
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? #include #include typedef struct ListNode { int val; struct ListNode *nex...
分类:其他好文   时间:2014-11-28 16:21:41    阅读次数:179
Single transistor provides short-circuit protection
In certain dc/dc-converter applications, on-chip, cycle-by-cycle current limit may be insufficient protection to prevent a failure during a short circ...
分类:其他好文   时间:2014-11-28 14:19:55    阅读次数:221
使用ARC必须遵守的规则
l不可以再显示调用dealloc、或实现调用retain、release、retainCount、autorelease这些方法。也不能使用@selector(retain),@selector(release),等等。在ARC下去自定义dealloc方法不需要调用[super dealloc],(...
分类:其他好文   时间:2014-11-28 11:42:03    阅读次数:148
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?A...
分类:其他好文   时间:2014-11-28 07:39:59    阅读次数:201
iOS面试题总结
iOS面试题总原文地址:iOS面试题总作者:唯一的弟子1.简述OC中内存管理机制。与retain配对使用的方法是dealloc还是release,为什么?需要与alloc配对使用的方法是dealloc还是release,为什么?readwrite,readonly,assign,retain,cop...
分类:移动开发   时间:2014-11-27 20:17:18    阅读次数:221
copy 和 strong(或retain)的区别
http://stackoverflow.com/questions/18526909/whether-i-should-use-propertynonatomic-copy-or-propertynonatomic-strong-fo'copy' will cause the setter for...
分类:其他好文   时间:2014-11-27 15:47:21    阅读次数:193
bzoj 1023: [SHOI2008]cactus仙人掌图 tarjan索环&&环上单调队列
1023: [SHOI2008]cactus仙人掌图Time Limit:1 SecMemory Limit:162 MBSubmit:1141Solved:435[Submit][Status]Description如果某个无向连通图的任意一条边至多只出现在一条简单回路(simple cycle)...
分类:其他好文   时间:2014-11-27 08:00:03    阅读次数:335
Xcode ARC,非ARC混搭
原文地址:IOS开发之----Xcode非ARC项目中设置部分文件ARC支持作者:倒計時ARC是iOS 5推出的新功能,全称叫 ARC(Automatic Reference Counting)。简单地说,就是代码中自动加入了retain/release,原先需要手动添加的用来处理内存管理的引用计数...
分类:其他好文   时间:2014-11-26 22:25:23    阅读次数:220
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