pch questions

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

[Switch] distributed transaction questions and transaction questions For beginners like us, we may use @ Transactional that spring brings to us. We may know JTA, may use jotm and atomikos, and may encounter some terms such as XA, the database driver that supports XA and many other issues will become increasingly confusing. Naturally, a question is raised, what is the overall picture of a huge transaction sy

JAVA back-end test questions (1), java back-end test questions The weather turns cloudy on January 1, June 7, 2017. Good mood. I took my first test last Saturday. I felt very bad. I did not have a solid grasp of the basic knowledge. Now I have summarized some of the questions in the test as follows for future reference. 1. What is GC? Why GC? GC (GarbageCollectio

Monthly salary: 30 thousand interview questions, monthly salary: 30 thousand interview questions What is your understanding of MVC? V is a flesh, a thing to see M is the skeleton, it is the real thing inside C is the tendon connecting flesh and bones. For the requirement of Interface Design variability, MVC divides the composition of the Interaction System into three parts: model, view, and control. The

10 most common HTML5 interview questions with answers, html5 interview questions with answers This article shares the 10 most common HTML5 interview questions. Question 1: What is the new HTML5 document type and character set? A: HTML5 document type is simple: HTML5 uses UTF-8 encoding. Question 2: How to embed audio in HTML5? A: HTML5 supports audio in MP3, Wa

1.Suppose that a communication message consists of only 6 letters ABCDEF, and the letters appear in the message in the frequency of 2,3,7,15,4,6. Based on these frequencies as weights, Huffman coding is constructed, and the length of the Huffman tree-weighted path and the Huffman code of the letter B respectively are ___. (This assumes that the value of the left node is less than the value of the right node) 86,1011;70,1000;86,0001;70,0010;92,1000;92,01002 The following

Java Exception Handling interview questions, java exception handling questions 1. What are the differences between error and exception? An error indicates a system-level error. It is an internal error in the java Runtime Environment or a hardware problem. You cannot expect a program to handle this problem. You have no choice but to exit the operation. It is thrown by the java Virtual Machine. Exception indi

8 PHP array interview questions and php array questions I have prepared to record the PHP array questions on the Internet. 1. Write a function to create an array with a length of 10. The elements in the array are an increasing odd number and the first item is 1.Copy codeThe Code is as follows: Function arrsort ($ first, $ length ){ $ Arr = array ();For ($ I = $ f

IOS interview questions (2) and ios interview questions 1. Q 1. Functions of readwrite, readonly, assign, retain, copy, and nonatomic attributes. 2. When to use delegate and Notification? Iii. Target-Action Mechanism 4. When is the loadView, viewDidLoad, and viewDidUnload of ViewController called? What should I do in the Custom ViewController functions? 5. What is the difference between # import and # incl

Share several typical javascript interview questions and several javascript questions These questions are a bit interesting. You can study them to help you improve your skills. 1. What is output during the call process? Function fun (n, o) {console. log (o); return {fun: function (m) {return fun (m, n) ;}} var a = fun (0);. fun (1);. fun (2);. fun (3); var B =

The questions and answers of the questions and questions of the UVA online judge-volume I. The above is the original question link, and the following is my answer link. Total returned directory 100-The 3N + 1 problem Ad hoc Solution 101-the blocks Problem Simulation Solution 102-ecological bin packing

Sizeof series pen questions seem simple. In fact, if you don't go into depth, it is easy to make mistakes, and I am sometimes defeated here. I will give a conclusion in my close-up blog, taking it as a warning.Differences between V1.0 32-bit and 64-bit Compilers The test code is as follows: # Include "stdafx. H "# include The execution result is as follows:V2.0 sizeof character array The test code is as follows: # Include "stdafx. H "# include The e

[C language] [Interview Questions] [Pen questions] simulate strstr Functions # Define _ CRT_SECURE_NO_WARNINGS 1 # include

[[C language] [Interview Questions] [Pen questions] query in two-dimensional array, Young's Matrix #define _CRT_SECURE_NO_WARNINGS 1 #include

Beijing University of Aeronautics and Astronautics computer department postgraduate review computer real questions and answers --- first-level Construction Engineer real questions Question 1: factorial. Enter a positive integer. when outputting, output the number itself, followed by a comma, and then output the factorial and equal signs of the numbers, The calculation result of the factorial and determine w

12 questions in C language, involving pointers, processes, operations, struct, functions, and memory. Let's see how many questions you can make !, Question pointer 1. gets ()Function Q: Please find out the problem in the following code: # Include Int main (void) { Char buff [10]; Memset (buff, 0, sizeof (buff )); Gets (buff ); Printf ("\ n The buffer entered is [% s] \ n", buff ); Return 0; } A: The pr