1. Binary Tree Maximum Node Find the maximum node in a binary tree,return the node. public class MaximumNode{ public TreeNode maxNode(TreeNode root){ if(root == null) return root; TreeNode left = maxNode(root.left); TreeNode right = maxNode(root.righ…

The layout team is a long-term engineering team tasked with maintaining, supporting, and improving the layout capabilities of the Chromium Blink rendering engine. This includes line layout, block layout, text, fonts, and high-dpi support. It is disti…

Let's go back to our live-moderation app and add some persistence, first to the questions people ask. Use the lpush command to add new questions to the list named questions. Do this inside thequestion listener. var express = require('express'); var a…

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…

Bridge Pattern, Composite Pattern, Decorator Pattern, Facade Pattern, COR Pattern, Proxy Pattern, template Pattern, MVC. Updated with the explanation of Composite pattern, Decorator Pattern and Template Pattern. Design Pattern Interview Question - Pa…

Factory, Abstract factory, prototype pattern (B) What are design patterns? (A) Can you explain factory pattern? (I) Can you explain abstract factory pattern? (I)Can you explain builder pattern? (I) Can you explain prototype pattern? (A) Can you expla…

参考 replication_factor 决定了数据会被写到多少个节点.为2表示要写到两个节点. consistency level决定客户端要等待多少个节点被写成功.为1表示只要第一个节点被写成功,客户就发送下一个写请求. 读操作也有自己的consistency level,决定读操作时的行为. 如果只有一个节点服务器,缺设置 replication_factor为2呢? cassandra只会写一次. 参考 http://stackoverflow.com/questions/328085…

Mispricing can be explained by the sum of the two components: true mispricing and estimation errorVe – P = (V – P) + (Ve – V) If the asset is expected to benefit the owner in the foreseeable future, the valuation of the asset is carried out on a goin…

How To Ask Questions The Smart Way Eric Steven Raymond Thyrsus Enterprises <esr@thyrsus.com> Rick Moen <respond-auto@linuxmafia.com> Copyright © 2001,2006 Eric S. Raymond, Rick Moen Revision History Revision 3.9 23 Apr 2013 esr URL fixes. Revi…

题目: Given a binary tree, return the level order traversal of its nodes' values. (ie, from left to right, level by level). For example:Given binary tree {3,9,20,#,#,15,7}, 3 / \ 9 20 / \ 15 7 return its level order traversal as: [ [3], [9,20], [15,7]…