Some days ago, I wrote an article in the blog Park, how to introduce my project experience in the interview, Harvest more than 2000 clicks, which undoubtedly inspired me to continue to share the enthusiasm, today I come to share another interview can even help everyone to reverse the skills, this article is from the Java Web
. Briefly describe the meaning of the viewThe meaning of a view lies in two ways:1) simplify complex queries. If you need to perform a complex query frequently, you can build a view based on this complex query, and then query this view.2) Restrict data access. A view is essentially a SELECT statement, so when you access the view, you can only access the columns that are involved in the corresponding SELECT statement, and the other columns in the Base table act as security and secrecy.11. What ar
, and future to implement threads with return resultsThe Executorservice, callable, and future three interfaces are actually executor frameworks. The thread that returns the result is a new feature introduced in the JDK1.5, and with this feature it is no longer necessary to get the return value. And it can be flawed if it is achieved.A task that can return a value must implement the callable interface. Similarly, a task without a return value must implement the Runnable interface.After performin
teams and scores) in an XML document.
users of software developers interview questions-how to store n-dimensional vectors in a database.
Software developer Interview Hundred answers-what is the difference between queues and stacks?
further explain why, the admission company should be accommodating.18. Have you ever thought of starting a business?Answer tip: This question can show you the momentum, but if your answer is "yes", be careful, the next question may be: So why don't you do it?19, how to look at education and ability?Answer tip: Education I think as long as the college diploma, it shows that I have a fundamental learning ability. The rest, whether you are a bachelor or a doctor, for this discussion is not about h
difference between the 5.sendRedirect () and Forward () methods?The Sendredirect () method creates a new request, and the forward () method simply forwards the request to a new target. After redirection (redirect), objects that were within the scope of the previous request are invalidated because a new request is generated, and after forwarding (forwarding), objects within the scope range of the previous request can be accessed. Sendredirect () is generally considered to be slower than forward
Summary of Java back-end development interview questions of major companies, and java back-end interview questions
ThreadLocal (thread variable copy)
Synchronized implements Memory sharing. ThreadLocal maintains a local variable
Web Front-end interview questions, web interview questionsWelcome to reprint, but please indicate the source: http://blog.csdn.net/sysuzjz/article/details/44562467
The following questions come from the
may not have the same understanding of the same position. The definition on my side is the same as that on my previous blog. http://www.cnblogs.com/PurpleTide/archive/2012/05/16/2502547.html)
This is just a question for a technical interview. It is not a complete interview, and this question is not mandatory. If the interviewer is not good at this aspect, he may not ask it at all.
This is just a simple
It's not easy to hire a smart person for software development. If you're careless, you'll get a bunch of low-energy big baboons. I had this kind of thing last year. You certainly don't want to do that. Listen to me, that's right. There are no doors in the trees.Asking a difficult question can help you separate the wise from the baboons. I decided to send out my own software developers interview questions, h
My opinion on this question is that I cannot use advanced algorithms, that is, the idea is flexible, there are many ideas, and I have learned a lot from it. If this is the first time you read this article, please first read:Views on Baidu developer interview questions for 85% million interviewees eliminatedI also mentioned optimization. Many of my friends always
English Original: Java Exception and Error interview Questions Answers
In the Java Core Knowledge interview, you always encounter questions about handling exception and error. Exception processing is a very important aspect of
execution.Surround notification is one of the most common types of notifications. Most interception-based AOP frameworks, such as Nanning and JBOSS4, provide only surround notifications.The concept of pointcut (pointcut) and connection point matching is the key to AOP, which makes AOP different from other old technologies that simply provide interception functionality.The pointcut enables the location notification (advice) to be independent of the OO hierarchy. For example, a around notificatio
Java learning path-simple basic interview questions, java path-Questions
1. What are the features of object orientation?
A: The object-oriented features mainly include the following:
1) Abstraction: Abstraction refers to the process of summarizing the common features of a cl
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