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Can you find it?——[二分查找]
Description Input Output Sample Input Sample Output 解题思路: 首先我们考虑这个问题:给定两个序列A,B,和确定的数x,问是否存在i,j使满足A[i]+B[j]=x的?最快的方法是枚举A,然后在B中二分查找 x-A。现在回到这个问题,这道题给了三组
分类:其他好文   时间:2016-03-22 13:51:19    阅读次数:187
【LeetCode题意分析&解答】43. Multiply Strings
Given two numbers represented as strings, return multiplication of the numbers as a string. Note: The numbers can be arbitrarily large and are non-neg
分类:其他好文   时间:2016-03-22 00:32:21    阅读次数:201
Element can be click when out of view
WebDriver can't action the element when out of view Webdriver can't action the element when the element is out of view 1. Scroll to the element use ja
分类:其他好文   时间:2016-03-22 00:20:52    阅读次数:189
解决UnicodeDecodeError: ‘ascii’ codec can’t decode byte 0xe5 in position 108: ordinal not in range(128
今天做网页到了测试和数据库交互的地方,其中HTML和数据库都是设置成utf-8格式编码,插入到数据库中是正确的,但是当读取出来的时候就会出错,原因就是python的str默认是ascii编码,和unicode编码冲突,就会报这个标题错误。那么该怎样解决呢? 通过搜集网上的资料,自己多次尝试,问题算是
分类:其他好文   时间:2016-03-21 17:54:31    阅读次数:112
LeetCode "Counting Bits"
Neat DP problem to go. If you don't like log(), you can use lookup table.
分类:其他好文   时间:2016-03-21 13:57:56    阅读次数:114
LeetCode Minimum Height Trees
原题链接在这里:https://leetcode.com/problems/minimum-height-trees/ 题目: For a undirected graph with tree characteristics, we can choose any node as the root.
分类:其他好文   时间:2016-03-21 13:48:16    阅读次数:165
PowerShell vs. PsExec for Remote Command Execution
Monitoring and maintaining large-scale, complex, highly distributed and interconnected systems can be extremely challenging for network administrators
分类:系统相关   时间:2016-03-21 12:26:24    阅读次数:270
CentOS7安装vim7.4
卸载自带vim 下载vim包 解压缩三个包 把插件包移动到vim74主目录里 安装编译时需要的包 编译安装vim 安装sudo 编译过程中出现以下错误的解决: Can't open perl script "/usr/share/perl5/ExtUtils/xsubpp": No such fil
分类:系统相关   时间:2016-03-21 07:06:32    阅读次数:859
Spring中配置和读取多个Properties文件--转
Allows for making a properties file from a classpath location available as Properties instance in a bean factory. Can be used to populate any bean pro
分类:编程语言   时间:2016-03-21 01:43:30    阅读次数:478
android源码解析之(三)-->HandlerThread
HandlerThread是个什么东西?查看类的定义时有这样一段话:Handy class for starting a new thread that has a looper. The looper can then be used to create handler classes. Note that start() must still be called.意思就是说:这个类的作用是创建一...
分类:移动开发   时间:2016-03-20 18:04:54    阅读次数:200
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