题目:
Given a collection of integers that might contain duplicates, S, return all possible subsets.
Note:
Elements in a subset must be in non-descending order.
The solution set must not ...
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其他好文 时间:
2015-04-03 17:28:54
阅读次数:
107
给linux主机添加硬盘后启动系统,系统将自动检测硬件设备。由于是新添加的硬盘,硬盘并没分区和格式化(执行fdisk-l命令后提示:Disk/dev/sdbdoesn‘tcontainavalidpartitiontable).IDE硬盘一般是hdx,scsi硬盘一般为sdx,x为a,b,c,d2.linux下对分区的编号,第一个primary分..
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系统相关 时间:
2015-04-03 15:39:21
阅读次数:
195
问题:org.mybatis.spring.MyBatisSystemException: nested exception is org.apache.ibatis.exceptions.PersistenceException: ### Error updating database. Cau....
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移动开发 时间:
2015-04-01 23:36:00
阅读次数:
255
定义:
Redis is an open source, BSD licensed, advanced key-value
cache and store.
It is often referred to as a data structure server since
keys can contain strings, hashes, lists, sets,sorted
se...
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其他好文 时间:
2015-04-01 17:52:18
阅读次数:
224
题目:
Given a string S and a string T, find the minimum window in S which will contain all the characters in T in complexity O(n).
For example,
S = "ADOBECODEBANC"
T = "ABC"
Minimum windo...
STL源码分析 # vector #
下面是一个使用vector的demo:
#include
#include
using namespace std;
int main()
{
/*
** To create a vector which contain 10 elements and the value
** of each element i...
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其他好文 时间:
2015-03-31 18:03:36
阅读次数:
160
1、background-size可取值:auto(背景图片正常显示) size size (150px 40%) cover (背景图片覆盖整个背景) contain(背景图片缩小填满整个背景)实例: /*这段代码是当不支持CSS3 Media Queries浏览器按back...
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Web程序 时间:
2015-03-31 12:15:27
阅读次数:
131
Problem DescriptionCalculate A * B.InputEach line will contain two integers A and B. Process to end of file.Note: the length of each integer will not ...
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其他好文 时间:
2015-03-30 20:25:33
阅读次数:
151
Given a collection of integers that might contain duplicates,S, return all possible subsets.Note:Elements in a subset must be in non-descending order....
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其他好文 时间:
2015-03-30 18:18:11
阅读次数:
113
Problem Description
Agrael likes play a simple game with his friend Animal during the classes. In this Game there are n piles of stones numbered from 1 to n, the 1st pile has M1 stones, the 2nd pile has M2 stones, ... and the n-th pile contain Mn stones. A...
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其他好文 时间:
2015-03-30 16:33:51
阅读次数:
141