1. 什么数据库,做了什么优化? 回答mysql innodb与myisam区别,根据业务选择引擎.事务,行级锁,全文检索,二级索引. 存储:myisam数据和索引分开存储.innodb数据和索引存储在一起,但主键以外的索引是和数据分开存储的. 2. redis数据结构,如何存储? http://www.cnblogs.com/hjwublog/p/5639990.html 3. T级别数据表如何做删除操作? 4. 类卸载条件? 类加载机制,生命周期. 堆中类的实例都被回收.加载类的classl…

1. 要使线程从running到waiting状态,我们需要做些什么? 线程的状态及转换. 关联技术:http://www.cnblogs.com/kisf/p/6952524.html 2. spring的AOP用过吗? 需要能回答AOP的工作原理. 3. 数据库“乐观锁”和“悲观锁”熟悉吗? 锁的原理,以及应用场景. 关联技术:http://www.cnblogs.com/kisf/p/6946492.html 4. JVM有哪些垃圾收集方式?你们是怎么调优的? JVM内存模型,垃圾收集,调…

March 16, 2016 Problem statement:Given a 2D array (matrix) named M, print all items of M in a spiral order, clockwise.For example: M  =  1   2   3   4   5       6   7   8   9  10      11  12  13  14  15      16  17  18  19  20 The clockwise spiral pr…

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…

http://www.topwcftutorials.net/2012/08/wcf-faqs-part1.html WCF Interview Questions – Part 1 This WCF Tutorial is a collection of most frequently asked interview questions about Windows Communication Foundation (WCF) covering the beginner to professio…

Amazon Interview | Set 27 Hi, I was recently interviewed for SDE1 position for Amazon and got selected. I have 1.5 year experience in java. Geeksforgeeks helped me lot. I am very thankful to Geeksforgeeks team. Following were interview questions- Two…

http://www.careerride.com/Swing-AWT-Interview-Questions.aspx   Swing interview questions and answers for freshers and experienced candidates. These interview questions and answers on Swing will help you strengthen your technical skills, prepare for t…

Pramp - mock interview experience   February 23, 2016 Read the article today from hackerRank blog on facebook: http://venturebeat.com/2016/02/18/how-i-landed-a-google-internship-in-6-months/?utm_content=buffer5c137&utm_medium=social&utm_source=fac…

http://codeforces.com/contest/738/problem/A Polycarp has interviewed Oleg and has written the interview down without punctuation marks and spaces to save time. Thus, the interview is now a string s consisting of n lowercase English letters. There is…

原文 Node.js Interview Questions for 2017 什么是error-first callback? 如何避免无止境的callback? 什么是Promises? 用什么工具来保证代码的一致性风格? 为什么保持一致性风格很重要? When should you npm and when yarn? 什么是stub? 举个例子! 什么是test pyramid? 举个例子! 你喜欢哪个HTTP框架,为什么? 如何保护你的HTTP cookies 不遭受XSS攻击? 如何…