java technical interview questions

many occurrences in the array are greater than half @Test public void Test () {int[] num = {1,2,2,2,2,2,2,4,2,4,6,4,2,6,8,2,7,7}; SYSTEM.OUT.PRINTLN (Morethanhaft (num)); } public int morethanhaft (int[] num) {int result =-1; int times = 0, for (int i=0;iTopic Eight:Determines whether an array is the stacking order of another stack @Test public void Test () {int[] num = {1,2,3,4,5};//int[] num1={1,2,3,5,4}; int[] num2={2,1,5,3 , 4}; stackTopic Nine:Draw 5 cards from poker, 0

Today, I found the java interview programming questions in the Forum and thought about it. I found that I forgot my original programming basics. Question: How many equals 2x8 in the most efficient way? Along with the targeted thinking, I thought of 2x8. Later I thought that this efficiency was definitely not the best. think of the concept of a computer system,

1. String S1 = ' 123 ';String s2 = new string ();2. The difference between two ways of implementing multithreadingInheriting the thread and implementing the Runnable interface3. Single-column design mode What's the difference between lazy and a hungry man? * * *Lazy style Features: lazy loading. Delayed loading in multi-threaded security problems, through the addition of synchronization to solve, plus synchronization efficiency is low, with a double-judge method to solve the low efficiency. The

You can only manipulate a type to invert without a generic typeThe code is as follows: Packagecom.swift.fanxing;Importorg.junit.Test; Public classRenyireverse {@Test Public voidTest () {intarr[]=New int[] {1,10,6,9,2}; Reverse (arr); } Public voidReverseint[] arr) { for(inti=0;i) { inttemp=Arr[i]; Arr[i]=arr[arr.length-1-i]; Arr[arr.length-1-i]=temp; } for(intX:arr) {System.out.println (x); } }}Generic functionality can

10 interview questions for programmers I like most and 10 interview questions for programmers Recently, I have read many articles about interview questions. I really don't understand it. The interviewer wants to hire the best prog

team, you certainly do your best to understand the ideas of the people you recruited, right, In addition to IT technical questions, during the interview, ifIf you can properly ask non-it questions, you can have a certain degree of judgment and understanding on the quality of candidates in all aspects. If you push this

Latest Android interview questions and Android interview questions Recently, I want to change my job for some reasons. I want to sort out some questions that I think are worth recording during the interview and give them a referen

Ios technical questions, ios technical questions 1. Difference between shallow copy and deep copy? The copy-only address does not copy the object pointed to by the address. Deep copy Copy address and point to the new object to be copied2. What is advantage of categories? What is difference between implementing a cat

This section contains questions about XML in Java, JDBC interview questions, regular expression interview questions, Java errors and exceptions, and serialized faces .125) What is the d

Spring Interview Questions and Answers, Spring interview questions Spring Overview 1. What is spring? Spring is an open source development framework for java Enterprise applications. Spring is mainly used to develop Java applicati

IT Industry Classic interview questions, 121 sets of face questions Resource size: 580.80KBResource type:Publisher: EyelifeRelease Date: 2 days agoTag: Famous Enterprises, computerResource score: 10Download Number: 8574.33/347 Person rating 1 2 3 4 5 Comments Collection report sharing--> Comment Share Collection report upload Using the

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 questions I have asked when applying for an application from various comp

100 Interview Questions for Software Developers Hiring smart software developers is not easy.If you're not careful you might end up hiring a bunch of moronicMandrills, like I did last year. And you don't want that. Trust me.Stand-up meetings are very hard to do in a tree. The key is to askChallenging questionsThat enable you to distinguish the smart software developers fromMoronic mandrills. And to help yo

file.Note: you can disable Session data in Web. Config so that Session data cannot be saved. Interview Question 49. Briefly describe the functions and Implementation Mechanism of ViewState.ViewState is used to store data within the page range to ensure data continuity before the user leaves the page. In implementation, ViewState is saved in a hidden control on the page and extracted and used after being submitted to the server. Net

Summary of vue interview questions and vue interview questions What is the underlying principle of vue? Communication between vue components? How many methods are used to determine the Data Type in JS? The most common judgment method is typeof. Method for judging known object types: instanceof Constructor: constructor

Android interview questions (2) and android interview questions 1. What is the difference between int and Integer? Java provides two different types: The reference type and the original type (or the built-in type ). Int Is the original data type of

Unity comprehensive interview questions (including answers) and unity interview questions 1. What is a collaborative program? Enable another logic processing when the main thread runs to assist in the execution of the current program. The coroutine is like multithreading, but not multithreading, the Unity coroutine che

Android interview questions (3) and android interview questions 1. Describe the lifecycle of an Activity. Activity lifecycle methods include:OnCreate (), onStart (), onReStart (), onResume (), onPause (), onStop (), onDestory ();Visible life cycle: from onStart () to onStop () called by the System ()Foreground

coder, without the best time and architecture ideas. The interview should focus on 1. performance scalability of large projects and development scalability 2. solution to complex problems 3. methods for controlling code quality, etc. If you are a senior technical employee, you should not force yourself to take an interview with a non-

the answerOf course, the above questions can not be asked all at once, time is not allowed, but four parts of the content I will be asked according to the actual situation, the time is generally 1 hours or so.Let's talk about the answers I want from the project team and my personal point of view, hoping to give you some hints:1) The first part of the self-introductionThis part of the content I was interviewed before the time is also very depressed, t