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session统计在线人数
/* * 当不涉及验证码的时候 */ //统计游客(未登录)人数$map = array('session_expire'=>array('gt',NOW_TIME),'session_data'=>array('eq',''));$youke = D('Session')->wher...
分类:其他好文   时间:2015-01-06 13:40:57    阅读次数:104
Server Tomcat v7.0 Server at localhost was unable
在eclipse启动tomcat时遇到超时45秒的问题:Server Tomcat v7.0 Server at localhost was unable to start within 45 seconds. If the server requires more time, try increa...
分类:其他好文   时间:2015-01-06 13:34:45    阅读次数:145
求图的连通块
求连通块 Time?Limit:?1sec????Memory?Limit:256MB Description 输入一个简单无向图,求出图中连通块的数目。 Input ? 输入的第一行包含两个整数n和m,n是图的顶点数,m是边数。1<=n<=100,0<=m<=10000。...
分类:其他好文   时间:2015-01-06 12:15:58    阅读次数:188
Boost库 对时间和日期的处理 date_timer库
/*Boost 对时间和日期的处理 提供了timer和data_time 库*/ //有关timer库提供了简易的度量时间和进度显示的功能可以用于性能测试等需要计时的任务 /* timer 的三个组件  计时器类timer  progress_timer和进度指示类progress_display timer 可测量时间的流逝,提供毫秒级的计时精确度 #include #inc...
分类:其他好文   时间:2015-01-06 12:00:30    阅读次数:149
[BestCoder Round #25 1003]Harry and Christmas tree
Harry and Christmas tree Time Limit: 5000/2500 MS (Java/Others)    Memory Limit: 65536/65536 K (Java/Others) Total Submission(s): 70    Accepted Submission(s): 3 问题描述 圣诞节的夜晚,哈利得到一棵圣诞树。这棵...
分类:其他好文   时间:2015-01-06 10:12:16    阅读次数:243
HUST1017----Exact cover
1017 - Exact cover Time Limit: 15s Memory Limit: 128MB Special Judge Submissions: 6023 Solved: 3188 DescriptionThere is an N*M matrix with only 0s and 1s, (1 <= N,M <= 1000). An exact cov...
分类:其他好文   时间:2015-01-06 10:06:46    阅读次数:180
poj 3087 Shuffle'm Up(模拟题)
Shuffle'm Up Time Limit: 1000MS   Memory Limit: 65536K Total Submissions: 6143   Accepted: 2880 Description A common pastime for poker players at a poker table is to shuf...
分类:其他好文   时间:2015-01-06 10:06:18    阅读次数:125
poj 3414 Pots(BFS+递归打印)
Pots Time Limit: 1000MS   Memory Limit: 65536K Total Submissions: 10255   Accepted: 4333   Special Judge Description You are given two pots, having the volume of A and ...
分类:其他好文   时间:2015-01-06 10:03:56    阅读次数:159
HDU5156(离线tarjan+打标记)
Harry and Christmas tree Time Limit: 5000/2500 MS (Java/Others)    Memory Limit: 65536/65536 K (Java/Others) Total Submission(s): 213    Accepted Submission(s): 53 Problem Description In C...
分类:其他好文   时间:2015-01-06 10:03:36    阅读次数:195
Python中的try...finally...的理解
python中无论文件是否正常打开,try...finally...都能保证正常关闭,其用法请点击本博客...
分类:编程语言   时间:2015-01-06 10:03:28    阅读次数:150
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