geek interview questions

PHP interview questions, php questions Tip: Set the PHP file character encoding header ("content-type: text/html; charset = UTF-8") before the test code "); 1. 1.1 Use PHP to get the current time and print it. Format: 22:19:30 2. 2.1 convert string to array $ Str = "www.baidu.com ";$ Arr_str =Explode('.', $ Str );Print_r ($ arr_str); // Array ([0] => www [1] =>

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 changes, it is O (f (n). For example, constant O (1 ), O (n2), O (nlog2n)Space complexity: t

This article focuses on the question of Ajax questions and answers, you can take a look at the interview of those who are how to issue, and see what the correct answer is. Now, let's see this article. 1. Do you interact with the background during work? Well, can you tell me a few parameters in the encapsulated Ajax? URL: The address where the request was sent. Type: The request method (post or get) defaults

Common Database interview questions and database questions1. Foreign key candidates for primary key superkeys Primary key: A combination of data columns or attributes that are unique and fully identified for the stored data objects in the database table.A data column can have only one primary key.And the value of the primary key cannot be missing, that is, it cannot be Null ). Superkeys: The attribute set t

Activity interview questions, activity questionsWhat is Activity? Activity is one of the four main components of Android. Generally, a user interface corresponds to an Activity. At the same time, Activity is a subclass of Context, and it also implements the Window interface and KeyEvent interface to process the Window-User Interaction Events.Briefly describe the lifecycle of the Activity Activity lifecycle

Select an appropriate function declaration for the user-defined function is_leap. Is_leap uses 2000 as the default year. Php programmer recruitment questions: Problem 1. select the appropriate answer and fill in the blank space PHP is a ______ scripting language based on the ______ engine. PHP is most often used to develop dynamic ______ In addition, it can also be used to generate ______ (and others) documents. A. dynamic, PHP, database, HTML B. embe

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*7 * @ author Administrator 8*9 */10 11 import java. util. arrayList; 12 import java. util. lis

Below is a list of 125 basic C # interview questions. These interview questions are simple and straightforward, covering the most basic concepts of C #, mostly related to object-oriented concepts. So if you're preparing a C # interview, I suggest you have to master these 125

ArticleDirectory Html CSS JS Comprehensive Preface I went back to Chengdu last Thursday and took a break. I still need to solve my work problems. So I went to the interview today. Now I have returned the interview. I feel that I can organize my experiences. This series of interview questions is

Java Multithreading and Concurrency basics interview questions and AnswersOriginal 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

tougher questions asked in job interviews. If you can smoothly supply answers like these during the interview, you are bound to make a good impression. 1. What is important to you in a job? Mention specific rewards other than a paycheck for example, challenge, the feeling of accomplishment, and knowing that you have made a contribution. 2. Why do you want to work for this organization? Cite Its reputation,

Some recent interview questions Python has encountered (iii)Sort out some of the high-frequency interview questions that were recently asked. Summarize the convenience of future review and consolidation, and hope to help some friends.First two points this ↓Some recent interview