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asks you to write an immutable object, or asks you why the string is immutable.15) What are the common problems you encounter in a multithreaded environment? How did you deal with it?Memory-interface, race conditions, deadlocks, live locks, and starvation are often encountered in multithreaded and concurrent programs. The problem is endless, and if you get it wrong, it will be hard to find and debug. This is most of the interview-based, not the actual application-based Java threading problem.A

Why do you stand out from the talented IOS developers? How can I challenge the limits far from the job requirements? How can I succeed at Xinyi? So what are your tricks? In this market where iOS posts are in short supply, the requirements for iOS developers are growing. Let's share our recent experiences with recruiters and release 47 Interview Questions and answers for the reference of IOS developers. Bott

Php programmer interview questions and answers (Basic theory) This article introduces an interview question for php programmers, with detailed answers. it is a basic theoretical content. if you have any friends, please refer to it.1. what does PHP mean? A: PHP is a server-based scripting language used to create ** websites. you can use PHP and HTML to ge

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Links: http://ifeve.com/java-multi-threading-concurrency-interview-questions-with-answers/Original: Http://www.journaldev.com/1162/java-multi-threading-concurrency-interview-questions-with-answersMultithreading and concurrency issues are among the questions that interviewers prefer to ask in a Java technology interview

the interview-based, not the actual application-based Java threading problem.A few additional questions to add:1) What is the difference between a green thread and a local thread in Java?2) What is the difference between threads and processes?3) What is context switching in multi-threading?4) What is the difference between a deadlock and a live lock, the difference between a deadlock and a pie?5) What is the thread scheduling algorithm used in Java?6

Http://tb.blog.csdn.net/TrackBack.aspx? Postid = 585636 Interview Questions and answers for top 500 companies Interview Questions and answers for Fortune 500 companies 　　　　 ◆ 1. There is a rectangular cake that has been cut off (the size and position are random). How can you directly cut the remaining cake into two equ

The interview questions and answers of Fortune 500 companies prompt the Interview Questions and Answers of Fortune 500 companies Source: Computer World Network Responsible editor: lujiezheng 　　　　 [04-5-27] by Blair Watson (US) 　　　　 Difficulties and sharp turning of Intelligence 　　　　 　　　　 ◆ 1. There is a rectangular ca

The Java Collection framework is the foundation of the Java programming language and is an important knowledge point in the Java interview. Here, I've listed some important questions and answers about the Java collection.In addition, the Code of the rural network before also collated an article on the Java Collection interview questions: Big companies like to ask

10 HTML5 interview questions and answers are selected. This is the most common interview question for Web developers. After you have mastered these important interview questions, you will surely feel that your understanding has improved. Let's take a look ....,. 10 HTML5 interview questions and

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Recently, I wanted to find a job, so I began to make up my basic knowledge. I remember a gentleman on the Internet making a joke: "typing is fast, but I found that I forgot my keyboard layout. I have a lot of experience, but I found that I would not do the question. "It is true that many interview questions can take me for a moment. How nice if Google can carry it with you! Haha Today, I found that there was a problem with one of the

Original link: http://ifeve.com/java-multi-threading-concurrency-interview-questions-with-answers/Multithreading and concurrency issues are among the questions that interviewers prefer to ask in a Java technology interview. Here, the most important questions are listed from the interview point of view, but you should s

The Java Collection framework is the foundation of the Java programming language and is an important knowledge point in the Java interview. Here, I've listed some important questions and answers about the Java collection.In addition, the Code of the rural network before also collated an article on the Java Collection interview questions: Big companies like to ask

search engine marketing help know information, carry on targeted function to understand, other more specific more detailed Baidu know the use of the tutorial in Baidu website has detailed instructions. 、 Baidu knows: Four frames, eight auxiliary functions Baidu knows--four frameworks: Title box: To describe the problem in a concise language, is also the important base of SEM; Question Add Box: A detailed description of the problem place, SEM of the second battlefield; Answer box: The answe

-u$user-p$passwd$i >/backup/db/"$time"/"$i"_"$time". SQL DoneEcho-E ['Date+"%y-%m-%d%h:%m:%s"'] Endexit0View Code7, Interview questions: Please use a script to implement the MySQL database sub-Library sub-table backup#!/bin/Bashpath="/application/mysql/bin: $PATH"DBPATH=/server/Backupmyuser=Rootmypass=123456SOCKET=/data/3306/Mysql.sockmycmd="mysql-u$myuser-p$mypass-s $SOCKET"Mydump="mysqldump-u$myuser-p$mypass-s $SOCKET"[ ! -D"$DBPATH"] mkdir$DBPATH f

Today, someone asked me, How familiar are you with MapInfo?I can't give it up. I can't say it is proficient, but it is still quite skillful. After all, it is the most used. But for example, I can't tell it, it's just a function in the menu, I didn't dig for the Extension function, but there were a lot of things to do on Mapinfo, and the most simple editing of the dot and line surface. How do I say? Oh, just add a dot and draw a straight line, which will explain the problem? I admit that I am not

Novice also called rookie, of course, will produce a lot of questions in the process of work, some questions online have a lot of answers, so the novice will not judge, so feel more confused, so Fanco think it is necessary for beginners to a literacy.Question one: Is the chain with nofollow invalid?For this problem, a lot of novice owners will feel confused, beca