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linux常用命令技巧
原文地址这篇文章来源于Quroa的一个问答《What are some time-saving tips that every Linux user should know?》—— Linux用户有哪些应该知道的提高效率的技巧。我觉得挺好的,总结得比较好,把其转过来,并加了一些自己的理解。 首先,我...
分类:系统相关   时间:2014-06-16 09:36:55    阅读次数:436
nyoj-----284坦克大战(带权值的图搜索)
坦克大战时间限制:1000ms | 内存限制:65535KB难度:3描述Many of us had played the game "Battle city" in our childhood, and some people (like me) even often play it on com...
分类:其他好文   时间:2014-06-13 08:24:42    阅读次数:221
[leetcode]Trapping Rain Water @ Python
原题地址:https://oj.leetcode.com/problems/trapping-rain-water/题意:Givennnon-negative integers representing an elevation map where the width of each bar is ...
分类:移动开发   时间:2014-06-12 23:35:22    阅读次数:409
[leetcode]Jump Game @ Python
原题地址:https://oj.leetcode.com/problems/jump-game/题意:Given an array of non-negative integers, you are initially positioned at the first index of the arr...
分类:编程语言   时间:2014-06-12 18:04:54    阅读次数:540
[leetcode]Jump Game II @ Python
原题地址:https://oj.leetcode.com/problems/jump-game-ii/题意:Given an array of non-negative integers, you are initially positioned at the first index of the ...
分类:编程语言   时间:2014-06-12 17:38:49    阅读次数:323
关于“Some characters cannot be mapped using "GB2312" character encoding. ”的问题
今天在做项目时,遇到了一个问题。因为是在别人做好的基础上改东西,所以,一些东西不能按照自己的变成习惯来。就比如,我创建项目习惯刚建完就设置字符的编码集为UTF-8,而人家的项目就未必是那样了。好了,废话不多了。问题如下:一个jsp页面(里面有Java代码)的编码集为GB2312,而我修改里面东西时死活不让我保存,一保存就提示“Some characters cannot be mapped usi...
分类:移动开发   时间:2014-06-10 19:26:26    阅读次数:538
Unique Paths II
题目 Follow up for "Unique Paths": Now consider if some obstacles are added to the grids. How many unique paths would there be? An obstacle and empty space is marked as 1 and 0 respective...
分类:其他好文   时间:2014-06-10 18:28:49    阅读次数:207
Valid Number
题目 Validate if a given string is numeric. Some examples: "0" => true " 0.1 " => true "abc" => false "1 a" => false "2e10" => true Note: It is intended for the problem statement t...
分类:其他好文   时间:2014-06-10 17:32:23    阅读次数:174
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