有时候做题时会遇到一些未学习的零碎知识点,或存疑的疑惑 为防止遗忘,在此记录 1.复数除法与线性变换的关系 Accepted Codeforces 8D(2018.5.9) Definition: 复数除法商的abs等与两复数的abs的商,商的幅角等于两复数幅角的差值 这样将向量AB的单位向量作为除数,其它点作为被除数进行复数除法,就能实现以AB作为X轴的线性变换. 2.线性筛时间复杂度的证明 Accepted BZOJ 2818 https://wenku.baidu.com/view/2d7…

leetcode go语言版本,主要为了熟悉下语言 1. Two Sum 双指针版本, O(NlogN) func twoSum(nums []int, target int) []int { valResult := []int{} indexResult := []int{} i := 0 j := len(nums) - 1 temp := make([]int, len(nums)) copy(temp, nums) sort.Ints(temp) for i < j { if temp…

http://www.topwcftutorials.net/2012/10/wcf-faqs-part3.html WCF Interview Questions – Part 3 This WCF tutorial is part-3 in series of WCF Interview Questions and Answers. Other parts in this series are as follows: 这是WCF问答系列教程中的第三部分,其他部分在下面: WCF Servic…

WCF Interview Questions – Part 4   This WCF service tutorial is part-4 in series of WCF Interview Questions. Before reading this please go through the following articles in this series. 这是WCF问答教程的第四部分,在阅读之前请先去看下面列出来的文章. WCF Service Interview Question…

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…

Open vSwitch <http://openvswitch.org> 参考地址:http://git.openvswitch.org/cgi-bin/gitweb.cgi?p=openvswitch;a=blob_plain;f=FAQ;hb=HEAD Frequently Asked Questions ========================== General ------- Q: What is Open vSwitch? A: Open vSwitch is a pro…

All LeetCode Questions List(Part of Answers, still updating) 题目汇总及部分答案(持续更新中) Leetcode problems classified by company 题目按公司分类(Last updated: October 2, 2017) .   Top Interview Questions # Title Difficulty Acceptance 1 Two Sum Medium 17.70% 2 Add Two N…

使用CocoaPods被卡住:Updating local specs repositories 使用 pod install --verbose --no-repo-update…

http://www.topwcftutorials.net/2012/09/wcf-faqs-part2.html WCF Interview Questions – Part 2 This WCF tutorial is part-2 in series of WCF Interview Questions. Other parts in this series can be found here. 这是WCF问答系列教程中的第二部分,其他部分可以在下面的链接中找到: WCF Service…

使用cocoapods 更新第三库,一直停留在.Updating local specs repositories 后来查发现pod install  被墙了,请大家换成pod install --verbose --no-repo-update…