之前写过一个简单的图片查看器,在图片单击,双击事件处理上遇到问题,通过延时单击事件操作。
方法一:
详细:1.设置全局变量
bool doubleTap;在单击事件方法中设置延时操作
单击时进行延时:
dispatch_after(dispatch_time(DISPATCH_TIME_NOW, (int64_t)(0.2 * NSEC_PER_SEC)), dispatch_get_m...
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移动开发 时间:
2014-12-14 13:22:00
阅读次数:
159
循环节4018
F(N)
Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)
Total Submission(s): 3542 Accepted Submission(s): 1219
Problem Description
Giving...
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其他好文 时间:
2014-12-14 13:18:18
阅读次数:
144
求交集多边形面积Time Limit:1000MSMemory Limit:30000KB Total Submit:98Accepted:42Description在平面上有两给定的凸多边形,若两凸多边形相交,则它们的交集也是一个凸多边形。若两凸多边形不相交,指的是两凸多边形相离或仅限于边界点与边...
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其他好文 时间:
2014-12-14 13:07:58
阅读次数:
230
题目1635: [Usaco2007 Jan]Tallest Cow 最高的牛Time Limit:5 SecMemory Limit:64 MBDescriptionFJ's N (1 = h[a]Input* Line 1: Four space-separated integers: N, I...
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其他好文 时间:
2014-12-14 13:04:50
阅读次数:
256
Pupu
Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)
Total Submission(s): 1133 Accepted Submission(s): 445
Problem Description
There is an island cal...
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其他好文 时间:
2014-12-14 11:58:44
阅读次数:
168
Maximum GapGiven an unsorted array, find the maximum difference between the successive elements in its sorted form.Try to solve it in linear time/spac...
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其他好文 时间:
2014-12-14 11:52:36
阅读次数:
136
Given an unsorted array, find the maximum difference between the successive elements in its sorted form.
Try to solve it in linear time/space.
Return 0 if the array contains less than 2 elements...
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其他好文 时间:
2014-12-14 10:46:23
阅读次数:
189
Rightmost Digit
Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 65536/32768 K (Java/Others)
Total Submission(s): 34329 Accepted Submission(s): 13091
Problem Description
Given a ...
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Web程序 时间:
2014-12-14 10:43:18
阅读次数:
179
A sequence of numbers
Time Limit: 2000/1000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)
Total Submission(s): 3494 Accepted Submission(s): 1073
Problem Description
Xinlv wr...
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其他好文 时间:
2014-12-14 10:43:03
阅读次数:
144
ps aux 是用BSD的格式来显示 java这个进程显示的项目有:USER , PID , %CPU , %MEM , VSZ , RSS , TTY , STAT , START , TIME , COMMANDps -ef 是用标准的格式显示java这个进程显示的项目有:UID , PID ,...
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其他好文 时间:
2014-12-14 10:33:45
阅读次数:
331