Codewars 刷题第一天,字符串问题: 题目: Take 2 strings s1 and s2 including only letters from ato z. Return a new sorted string, the longest possible, containing dis ...
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编程语言 时间:
2018-04-19 01:55:48
阅读次数:
227
FJ is about to take his N (1 ≤ N ≤ 2,000) cows to the annual"Farmer of the Year" competition. In this contest every farmer arranges his cows in a line ...
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编程语言 时间:
2018-04-12 20:52:02
阅读次数:
157
FatMouse believes that the fatter a mouse is, the faster it runs. To disprove this, you want to take the data on a collection of mice and put as large ...
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其他好文 时间:
2018-04-10 10:57:54
阅读次数:
116
Principle很重要的XSS 分值: 300 原理/原则/理念很重要.....不是所有的xss都叫特仑苏.. ^_^Take it easy! 解题思路: 首先,题目肯定设置了过滤规则,和14题的妖艳贱货不同,它的过滤器很奇怪,慢慢试。 我们先试一下<script>、javascript这种字符 ...
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其他好文 时间:
2018-04-07 18:53:20
阅读次数:
236
题目: Now that you’ve come to Florida and taken up surfing, you love it! Of course, you’ve realized that if you take a particular wave, even if it’s ver ...
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其他好文 时间:
2018-04-05 21:04:37
阅读次数:
181
进去官网 www.ubuntu.com 。 点击Downloads下的 Overview。 点击 ubuntu desktop。 点击downloads 选择不去捐款Not now, take me to the download ?。 然后就自动下载了。 ...
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系统相关 时间:
2018-04-05 16:29:12
阅读次数:
234
前面一篇文章中我们介绍了转换类操作符,那么这一章我们就来介绍下过滤类的操作符。顾名思义,这类operators主要用于对事件数据的筛选过滤,只返回满足我们条件的数据。过滤类操作符主要包含: Filter Take TakeLast TakeUntil Skip SkipLast ElementAt ...
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编程语言 时间:
2018-04-04 15:00:00
阅读次数:
226
Confine yourself to the present. 着眼当下。 The morning wind spreads its fresh smell, we should get up and take that in, that wind lets us live, breathe, b ...
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其他好文 时间:
2018-03-30 20:10:24
阅读次数:
164
You are planning to take some rest and to go out on vacation, but you really don’t know which cities you should visit. So, you ask your parents for he ...
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其他好文 时间:
2018-03-28 01:36:50
阅读次数:
190
最近工作中有接触到DelayQueue,网上搜索资料的时候发现一篇文章谈到DelayQueue的坑。点击打开链接 文中已经总结了遇到坑的地方,还有解决方案。不过我第一眼看一下没弄明白为什么,所以翻了翻源码深究了一下,下面把这个坑的原因以及原理分析一下。 首先是DelayQueue的take()方法: ...
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编程语言 时间:
2018-03-26 00:37:59
阅读次数:
237