java interview questions for 7 years experience

Linked list is often in the interview, this article refers to some other articles, together with the small series of their own summary, the basic algorithm has been tested and optimized.Algorithm Daquan (1) There are also some list problems in the single linked list, which will be sorted out in the future.* REFS:* http://blog.csdn.net/fightforyourdream/article/details/16353519* http://blog.csdn.net/luckyxiaoqiang/article/details/7393134 easy to handle

Java Algorithm interview question: recursive algorithm question 2 1st people 10, 2nd people two years older than 1st people, recursive in turn, please use recursion to calculate the size of 8th People ?, Java Recursion Package com. swift; public class Digui_Return {public static void main (String [] args) {/** recursi

Java exception architecture diagram and several interview questions, java architecture diagram questions 1. java exception Architecture The pink ones are checked exceptions, which must be captured by the try {} catch Block or dec

corresponding query conditions to do the index. Speed up queries4, for a large number of tables for the separation of historical tables (such as the trade table)5, the database master-slave separation, read and write separation, reduce reading and writing for the same table pressure, as for master-slave synchronization, MySQL has its own binlog to achieve master-slave synchronization6, explain analysis SQL statement, view execution plan, analyze index is used, analyze scan line number, etc.

Ali telephone side of the afternoon, the whole journey of about 50 minutes, the other voice is very special, across the phone I can feel very serious appearance. Directly on dry goods 1. Briefly Introduce yourself 2. The difficulty of the whole project and how to solve it 3. How to ensure data consistency 4. How to optimize the database, specifically speaking 5. Hibernate caching mechanism 6. Mysql table Lock line Lock How to ensure that data does not conflict

Java interview questions, java questionsCommon Java interview questions: What if the main method is declared as private? Answer: It can be compiled normally, but the system prompts "the

rest) {if (Rest 0 | | Total 0) {// If rest or total is less than 0, throw an exception, you can write an exception handling class to inherit runtimeexception throw ...} //If rest is 0, indicating that this is the last red envelope, return the balance directly if (rest = 0) { Span class= "Hljs-keyword" >return total; } //take the balance average (to add the number of this time) long per = total/(rest + 1); //the random number of 1 to the average of the balance (mathematical expectation?) ) long

10 classic Java interview questions and classic java questions 1. How does Java's HashMap work? HashMap is a key value for the data structure. Each key has a corresponding value. The key is to identify such a value. Based on the hashing principle, HashMap stores and obtain

establishes a dependency between the beans.Simply put, beans are objects that are initialized, assembled, and managed by the spring IOC container.The process of getting the Bean object, first loading the configuration file with resource and starting the IOC container, and then getting the bean object through the Getbean method, you can call his method.Scope of Spring Bean:There is only one shared bean instance in the Singleton:spring IOC container, which is generally the Singleton scope.Prototy

Java interview questions, java questions1/** 2 * write a function. It accepts an integer (assuming length) and returns an array. The length of the array is length, 3 * the content in the array is a random value ranging from 0 to (length-1) and cannot be repeated. 4*5 * If the length is 5, the array may be [, 4]. 6*

general study efficiency is about 70%, after all, you can not guarantee that you see the knowledge point must be useful, and there is no guarantee that you will be able to accurately understand the knowledge points, Then count down one months of effective study time only 28 hours, this and online games in the same time, the longer the time, your level is higher, the higher the salary.To tell you some examples of real gold and silver, according to the 2017 market, work

Shopping cart online verification, how to configure PayPal?Answer : 5 We don't need to do anything extra, just jump to PayPal's address after submission and provide the data you need for patpal, such as the total price and address.question : 6 nl2br () What is this function for?answer : 6 Insert the HTML wrap tag before all new lines in the string.question : What is 7 htaccess? Where and why are we using it?answer :

Let's talk about some questions about the java programmer interview. This blog post is intended for recent graduates and java programmers who have been working for about two or three years. Why do I need to change jobs? This is a broad question. Everyone has an answer. For

unforgettable interview experience, the biggest harvest or, I am more certain of the interview like to test what knowledge points!Java language, JavaScript, jquery, database, Spring, hibernate, struts are the techniques that Java program apes must master, and I think, in kn

Java's current heat has declined, but there are still a lot of people who learn java. Java's post is also a lot of infiltration. So, those classic Java knowledge points, you can see the problem can say 123? Come and have a look.The difference between 1.JDK and JRE What is the difference between 2.final, finally, and finalize?3. The difference between threads and processesHow does the HashMap in 4.

Java interview questions, java questions 1. storage structures used by stacks and queues Chain storage and sequential Storage 2. understanding of time complexity and space complexityTime Complexity: Number of statement executions in an algorithm, which is T (n). When n ch

requirements graphically in various phases of software development; IBMRational Rose is one of the many UML modeling tools in the requirements phase, often used in drawing examples, class diagrams, sequential graphs. 15. Describe the tool class that you exported, and indicate the maximum amount of data POI (combining cell objects and background color applications) Finally here also found some of Baidu Library interview