题目描述: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 extra spac...
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其他好文 时间:
2014-07-30 17:18:44
阅读次数:
204
The Utopian tree goes through 2 cycles of growth every year. The first growth cycle of the tree occurs during the monsoon, when it doubles in height. ...
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其他好文 时间:
2014-07-29 11:57:26
阅读次数:
190
Nginx启动时框架处理流程
下图包含了Nginx框架在启动阶段执行的所有基本流程:
源码:
第1步:
在src\core\nginx.c的main函数中实现:
主要语句:
/*第1步:调用ngx_process_options方法设置配置文件路径等参数*/
if (ngx_process_options(&init_cycle) != NGX_OK) {...
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其他好文 时间:
2014-07-27 11:35:45
阅读次数:
299
进程模型
worker进程
master进程模型核心函数ngx_master_process_cycle()中调用了创建子进程函数ngx_start_worker_processes(),该函数源码如下
static void
ngx_start_worker_processes(ngx_cycle_t *cycle, ngx_int_t n, ngx_int_t type)...
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其他好文 时间:
2014-07-27 11:10:42
阅读次数:
252
The “Hype Cycle for Emerging Technologies” report is the longest-running annual Hype Cycle, providing a cross-industry perspective on the technologies...
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其他好文 时间:
2014-07-27 11:00:12
阅读次数:
290
英文稿:The “Hype Cycle for Emerging Technologies” report is the longest-running annual Hype Cycle, providing a cross-industry perspective on the technolo...
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其他好文 时间:
2014-07-27 10:59:02
阅读次数:
413
D. Going in Cycle!!Time Limit: 3000msMemory Limit: 131072KB64-bit integer IO format:%lld Java class name:MainYou are given a weighted directed graph w...
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其他好文 时间:
2014-07-26 01:00:36
阅读次数:
209
Given a linked list, determine if it has a cycle in it.
Follow up:
Can you solve it without using extra space?
思路:笨办法是每个节点再开辟一个属性存放是否访问过,这样遍历一遍即可知道是否有环。但为了不增加额外的空间,可以设置两个指针,一个一次走一步,另一个一次走两步...
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编程语言 时间:
2014-07-25 11:09:21
阅读次数:
206
IOS block 中使用注意的问题
1.block 的循环引用(retain cycle)
2.去除block产生的告警时,需注意问题。...
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移动开发 时间:
2014-07-24 23:14:13
阅读次数:
324
题目: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 spac....
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编程语言 时间:
2014-07-23 12:02:46
阅读次数:
304