python各种符号Keywords(关键字)? and? del? from? not? while? as? elif? global? or? with? assert? else? if? pass? yield? break? except? import? print? class? e...
分类：
编程语言 时间：
2014-12-19 17:06:06
阅读次数：
188
Given an array of integers, every element appears three times except for one. Find that single one.
Note:
Your algorithm should have a linear runtime complexity. Could you implement it without usi...
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其他好文 时间：
2014-12-17 22:45:19
阅读次数：
215
题目为：
Given an array of integers, every element appears twice except for one. Find that single one.
Note:
Your algorithm should have a linear runtime complexity. Could you implement it without...
分类：
其他好文 时间：
2014-12-12 23:39:44
阅读次数：
473
在解码中,接了浙江宇视的ipc相机,解码一般就挂了,vlc 也是中途断流.费解?vlc异常信息如下:packetizer_h264 warning: waiting for SPS/PPSpacketizer_h264 warning: waiting for SPS/PPSpacketizer.....
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其他好文 时间：
2014-12-12 20:44:42
阅读次数：
841
标题：Single Number II正确率：34%难度：中等Given an array of integers, every element appearsthreetimes except for one. Find that single one.Note:Your algorithm sh...
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其他好文 时间：
2014-12-12 11:14:28
阅读次数：
127
http://blog.csdn.net/lovingprince/article/details/6627555几个概念：python能够改变变量作用域的代码段是def、class、lamda.if/elif/else、try/except/finally、for/while 并不能涉及变量作用域...
分类：
编程语言 时间：
2014-12-11 12:19:50
阅读次数：
205
本来想调用阿里的ip接口查询ip归属地。结果发现阿里的接口非常不给力，主要是不准确，不过是免费的且有地区和ISP的信息。以下是实现代码#-*-coding:utf-8-*-
importrequests
defcheckip(ip):
URL=‘http://ip.taobao.com/service/getIpInfo.php‘
try:
r=requests.get(URL,para..
分类：
编程语言 时间：
2014-12-10 14:30:31
阅读次数：
207
Given an array of integers, every element appearsthreetimes except for one. Find that single one.Note:Your algorithm should have a linear runtime comp...
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其他好文 时间：
2014-12-09 21:16:31
阅读次数：
184
importurllib2,urllib,osdefUrl1(url,files):#try:url=urllib2.urlopen(url)except:return'error'fp=file(files,'w+')fp1=url.read()fp.write(fp1)fp.close()url...
分类：
编程语言 时间：
2014-12-09 17:16:25
阅读次数：
241
题目网址：https://oj.leetcode.com/problems/single-number/题目描述：Given an array of integers, every element appears twice except for one. Find that single one....
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其他好文 时间：
2014-12-05 22:34:16
阅读次数：
248
