April 26, 2015 Spent over a few months to go over 30 questions about algorithm starting from January 13, 2013. 网站很好, 看看, 有些帮助. Some of questions are my favorites ones. http://www.ardendertat.com/ 印象最深的是这道题目: (Most memorized example:) http://www.arden…

如果容器中是类,如果要调用sort则需要重载操作符 "<" 包含头文件 #define _CRT_SECURE_NO_WARNINGS #include <vector> #include <list> #include <algorithm> #include <iostream> #include <algorithm> #include <string> #include <iterator>…

Coding Study Source Code for cnblogs This is the source code for coding study, you can see my CodingStudy repository. I'll keep updating for full summary and notes in Data Structure and Algorithm Coding Study Context Category Title Source Tag Note He…

Web Best Practices General Google WebFundamentals - Github JavaScript Style Guide - Github Google Interview University Developer Roadmap Linter Prettier - Github stylelint-performance-animation Lint-Staged Packing Autoprefixer Test Jasmine - Github M…

Oracle 关键字(保留字) DBA账户下执行SQL语句:select * from v$reserved_words ;  可得到所有的关键字:   1 ! 1 2 & 1 3 ( 1 4 ) 1 5 * 1 6 + 1 7 , 1 8 - 1 9 . 1 10 / 1 11 : 1 12 < 1 13 << 2 14 = 1 15 > 1 16 @ 1 17 A 1 18 ABORT 5 19 ACCESS 6 20 ACCESSED 8 21 ACCOUNT 7 2…

Spark is a compelling multi-purpose platform for use cases that span investigative, as well as operational, analytics. Data science is a broad church. I am a data scientist — or so I’ve been told — but what I do is actually quite different from what…

遇到怀疑可能使用了关键字,就来搜一搜吧 ... Oracle 关键字(保留字) 大全 其实这个东西可以在oracle 上输入一个sql语句就可以得到: select * from v$reserved_words order by keyword asc;   //order 后边不是必须的,那只是个排序,使结果不至于杂乱无章,如果用的是PL/SQL的话的SQL window的话,在获得结果后,可以点击   按钮,使得查询结果不分页,然后可以 右击结果区空白处--->Export results…

Oracle 关键字(保留字) 大全   转 其实这个东西可以在oracle 上输入一个sql语句就可以得到: select * from v$reserved_words order by keyword asc;   //order 后边不是必须的,那只是个排序,使结果不至于杂乱无章,如果用的是PL/SQL的话的SQL window的话,在获得结果后,可以点击   按钮,使得查询结果不分页,然后可以 右击结果区空白处--->Export results--->Html file(推荐这个,…

1. 河内之塔 说明 河内之塔(Towers of Hanoi)是法国人M.Claus(Lucas)于1883年从泰国带至法国的,河内为越战时 北越的首都,即现在的胡志明市:1883年法国数学家 Edouard Lucas曾提及这个故事,据说创世 纪时Benares有一座波罗教塔,是由三支钻石棒(Pag)所支撑,开始时神在第一根棒上放置64 个由上至下依由小至大排列的金盘(Disc) ,并命令僧侣将所有的金盘从第一根石棒移至第三根 石棒,且搬运过程中遵守大盘子在小盘子之下的原则,若每日仅搬一个盘…

mixin卫士--判断 类似于JavaScript的if/else example: .test(@a) when (@a>10){//当大于10 font-size:18px; } .test(@a) when (@a<=10){//当小于等于10 font-size:12px; } .test(@a){//无守卫 color:#ff6a00; } /调用(小于等于10) .study{ .test(5); } //output css .study { font-size: 12px; c…

1.河内之塔.. 2.Algorithm Gossip: 费式数列. 3. 巴斯卡三角形 4.Algorithm Gossip: 三色棋 5.Algorithm Gossip: 老鼠走迷官(一) 6.Algorithm Gossip: 老鼠走迷官(二) 7.Algorithm Gossip: 骑士走棋盘 8.Algorithm Gossip: 八皇后 9.Algorithm Gossip: 八枚银币. 10.Algorithm Gossip: 生命游戏. 11.Algorithm Gossip:…

一 Pod生命周期管理 1.1 Pod生命周期 Pod在整个生命周期过程中被系统定义了如下各种状态. 状态值 描述 Pending API Server已经创建该Pod,且Pod内还有一个或多个容器的镜像没有创建,包括正在下载镜像的过程. Running Pod内所有容器均已创建,且至少有一个容器处于运行状态.正在启动状态或正在重启状态. Succeeded Pod内所有容器均成功执行退出,且不会重启. Failed Pod内所有容器均已退出,但至少有一个容器退出为失败状态. Unknown 由…

一 Pod生命周期管理 1.1 Pod生命周期 Pod在整个生命周期过程中被系统定义了如下各种状态. 状态值 描述 Pending API Server已经创建该Pod,且Pod内还有一个或多个容器的镜像没有创建,包括正在下载镜像的过程. Running Pod内所有容器均已创建,且至少有一个容器处于运行状态.正在启动状态或正在重启状态. Succeeded Pod内所有容器均成功执行退出,且不会重启. Failed Pod内所有容器均已退出,但至少有一个容器退出为失败状态. Unknown 由…

本文初略的记录了Django测试板块相关信息,详情请阅官方文档:https://docs.djangoproject.com/zh-hans/3.1/topics/testing/ 开始写我们的第一个测试 首先得有个 Bug 幸运的是,我们的 polls 应用现在就有一个小 bug 需要被修复:我们的要求是如果 Question 是在一天之内发布的, Question.was_published_recently() 方法将会返回 True ,然而现在这个方法在 Question 的 pub_d…

1306. Sorting Algorithm Constraints Time Limit: 1 secs, Memory Limit: 32 MB Description One of the fundamental problems of computer science is ordering a list of items. There're a plethora of solutions to this problem, known as sorting algorithms. So…

OUATTARA Sie, RUAN Xiaogang, Yan yan Institute of Artificial Intelligence and Robots, School of Electronic Information and Control Engineering Beijing University of Technology Beijing, China   ' = ∑b1' (i) 2 /(n1 × p1 )                      (15) i=1…

lexicographical_compare原型: std::lexicographical_compare default (1) template <class InputIterator1, class InputIterator2> bool lexicographical_compare (InputIterator1 first1, InputIterator1 last1, InputIterator2 first2, InputIterator2 last2); custom…

How to Configure the Gradient Boosting Algorithm by Jason Brownlee on September 12, 2016 in XGBoost 0 0 0 0   Gradient boosting is one of the most powerful techniques for applied machine learning and as such is quickly becoming one of the most popula…

转:http://phrack.org/papers/attacking_javascript_engines.html Title : Attacking JavaScript Engines: A case study of JavaScriptCore and CVE-2016-4622 Author : saelo Date : October 27, 2016 |=-------------------------------------------------------------…

The Knuth-Morris-Pratt Algorithm in my own words For the past few days, I’ve been reading various explanations of the Knuth-Morris-Pratt string searching algorithms. For some reason, none of the explanations were doing it for me. I kept banging my he…

In this tutorial we will discuss about different types of questions that can be used in a Java interview, in order for the employer to test your skills in Java and object-oriented programming in general. In the following sections we will discuss abou…

Verilog Interiew Quetions Collection :  What is the difference between $display and $monitor and $write and $strobe? What is the difference between code-compiled simulator and normal simulator? What is the difference between wire and reg? What is the…

python信用评分卡(附代码,博主录制) https://study.163.com/course/introduction.htm?courseId=1005214003&utm_campaign=commission&utm_source=cp-400000000398149&utm_medium=share  banking case1 http://ucanalytics.com/blogs/data-visualization-case-study-banking/ A…

闲下来后,需要讲最近涉及到的算法全部整理一下,有个indice,方便记忆宫殿的查找 MIT的算法课,地球上最好:https://ocw.mit.edu/courses/electrical-engineering-and-computer-science/6-046j-design-and-analysis-of-algorithms-spring-2015/lecture-notes/ Why Puzzles? Solving puzzles will help you sharpen you…

原文 忘记在哪里看到这本书的介绍了,据说是一个小子自学1年,完成了4年麻省理工的课程,然后写了一本他学习方法的书.我搜了一下,居然中英文版都有,就花时间好好读了一遍,就是这本. 以下是这本书的完整笔记: 整体性学习法是一套能更准确描述大脑如何运作的学习理论. 整体性学习法基于这3个idea: 结构 Constructs 一个结构,就像脑中的一座城市, 大脑中有无数个这种城市, 比如 c++结构(c++ city), 这个结构定义了你知道的c++所有知识和你对c++所有知识点(ideas)的int…

Ryuji is not a good student, and he doesn't want to study. But there are n books he should learn, each book has its knowledge a[i]a[i]. Unfortunately, the longer he learns, the fewer he gets. That means, if he reads books from ll to rr, he will get a…

In the last chapter we saw how neural networks can learn their weights and biases using the gradient descent algorithm. There was, however, a gap in our explanation: we didn't discuss how to compute the gradient of the cost function. That's quite a g…

origianl For the past few days, I’ve been reading various explanations of the Knuth-Morris-Pratt string searching algorithms. For some reason, none of the explanations were doing it for me. I kept banging my head against a brick wall once I started r…

Ryuji is not a good student, and he doesn't want to study. But there are n books he should learn, each book has its knowledge a[i]a[i]. Unfortunately, the longer he learns, the fewer he gets. That means, if he reads books from ll to rr, he will get a…

闲下来后,需要讲最近涉及到的算法全部整理一下,有个indice,方便记忆宫殿的查找 MIT的算法课,地球上最好: Design and Analysis of Algorithms 本篇需要重新整理,按照以下归类去理解”思想“,而非”算法细节“. 找到解决问题的”思维突破口“. “贪心算法” 算是 "动态规划" 的前置课程. 在数据结构graph中的优化问题也大量涉及到了”Greedy Method". 也有五大常用算法之说:算法设计之五大常用算法设计方法总结 一.[分治法]…