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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-nega...
分类:其他好文   时间:2014-07-12 00:15:07    阅读次数:268
Searching in a rotated and sorted array
Given a sorted array that has been rotated serveral times. Write code to find an element in this array. You may assume that the array was originally s...
分类:其他好文   时间:2014-07-11 23:02:53    阅读次数:254
Add Binary
Given two binary strings, return their sum (also a binary string).For example,a ="11"b ="1"Return"100"class Solution {public: string addBinary(stri...
分类:其他好文   时间:2014-07-11 20:05:47    阅读次数:224
redis key和value
exists keydel key1 key2Redis 的vauleredis 提供五种数据类型:string,hash,list,set 及sorted set。string 是最基本的类型,而且string 类型是二进制安全的。意思是redis 的string 可以包含任何数据。比如jpg 图...
分类:其他好文   时间:2014-07-11 12:38:31    阅读次数:239
redis的图形界面管理工具:phpredisadmin
大部分人都知道redis是一款用在缓存服务器上的软件,它与memcache类似,都可以存储海量的数据,用在大访问量的web网站、聊天记录存放等方面,但是又与memcache不同:1、缓存数据可以持久化,没有缓存时间限制2、支持更多的数据类型:string、list 、set 、sorted set ...
分类:Web程序   时间:2014-07-11 10:33:37    阅读次数:208
去掉有序数组中重复数字 原地 leetcode java (最简单的方法)
1.利用荷兰国旗的思路,每次记住最后一个位置,遇到一个不重复的数,放在它后面,代码很简单。Given a sorted array, remove the duplicates in place such that each element appear onlyonceand return the...
分类:编程语言   时间:2014-07-11 09:42:49    阅读次数:238
leetcode旋转数组查找 二分查找的变形
http://blog.csdn.net/pickless/article/details/9191075Suppose a sorted array is rotated at some pivot unknown to you beforehand.(i.e.,0 1 2 4 5 6 7migh...
分类:其他好文   时间:2014-07-11 09:14:04    阅读次数:222
【LeetCode】Search Insert Position (2 solutions)
Search Insert PositionGiven a sorted array and a target value, return the index if the target is found. If not, return the index where it would be if ...
分类:其他好文   时间:2014-07-11 09:09:33    阅读次数:211
深入理解pthread_cond_wait、pthread_cond_signal
LINUX环境下多线程编程肯定会遇到需要条件变量的情况,此时必然要使用pthread_cond_wait()函数。但这个函数的执行过程比较难于理解。     pthread_cond_wait()的工作流程如下(以MAN中的EXAMPLE为例):        Consider two shared variables x and y, protected by the mutex mut,...
分类:其他好文   时间:2014-07-10 19:50:36    阅读次数:347
leetcode 题解:Merge Sorted Array(两个已排序数组归并)
题目:Given two sorted integer arrays A and B, merge B into A as one sorted array.Note:You may assume that A has enough space (size that is greater or eq...
分类:其他好文   时间:2014-07-10 14:41:23    阅读次数:177
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