包含标签：Java 的文章
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Stand alone version of bookstore management system of Java design module series (2)
Java stand alone bookstore management system (exercise design module and idea series I): http://www.jb51.net/article/9…… -
Method of converting Java string into double two-dimensional array
WHY A friend asks for a question in the group. The prototype of the question is as follows: That is, a string that can…… -
Methods of JavaBean and map transformation encapsulation classes
Examples are as follows: The above is all about the methods of JavaBean and map conversion and encapsulation classes b…… -
Java wechat random red envelope algorithm code example
One night a few days ago, I suddenly thought that there should be a random algorithm for wechat red envelopes. I tried…… -
8 simple parts to open the road of Java language learning, with java learning book list
I have recommended reading books on Java language for you. Here are some aspects to start learning java language. The …… -
Introduction to the differences between Java abstract classes and interfaces
The difference between abstract classes and interfaces abstract class A class containing abstract methods is an abstra…… -
Detailed explanation of the exchange example between JSON string and Java object in Java
During the development process, it is often necessary to exchange data with other systems. The formats of data exchang…… -
Summary of three types of array defined by Java
The three formats for defining arrays are as follows: Note: the length of the array is an attribute, and the length ()…… -
Java implements multithreading in two ways: inheriting the thread class and implementing the runnable interface
What is the difference between implementation and inheritance@ H_ 404_ 5@ *Difference: @ h_ 404_ 5@ *Inherit thread: t…… -
Implementation of 16 bit and 32-bit MD5 encryption of string under Java programming
As follows: @ h_ 404_ 3@ -
Method of querying data from database using JDBC
*Resultset result set: encapsulates the results of queries using JDBC * 1. The result set can be obtained by calling t…… -
Summary of several ways to create arrays in Java
1. Declaration method of one-dimensional array: type[] arrayName; Or type arrayname []; Note: the first format is reco…… -
Take MySQL as an example to explain the steps of JDBC database connection
1. What is JDBC? What does it do? Java Data Base Connectivity Is a Java API for executing SQL statements, which can pr…… -
On math. In Java Random () and Java util. The difference between random()
Today, I suddenly remembered that Java generates random numbers. I tried it on the computer and found a difference. I'…… -
Convert the first letter of a string to case in Java
Don't say much, just go to the code The above is all about using java to convert the initial letter of a string to cas…… -
Methods of creating and passing parameters of arrays in Java (learning summary)
（1） Array creation The creation of array includes two parts: the declaration of array and the allocation of memory s…… -
Conversion between byte array and int type in Java (two methods)
The conversion between byte array and int type in Java is the most basic algorithm in network programming. We all know…… -
Java syntax based operator learning notes sharing
1、 Operator Operators include the following: Arithmetic operator assignment operator comparison operator logical oper…… -
Stand alone version of bookstore management system of Java design module series (3)
introduce Today, a small bug of adding user input in series 2 was solved, adding user module, deleting user, and modif…… -
A simple method of exporting Excel files from Java Web
When doing system projects at ordinary times, you often need to do the export function, whether exporting Excel or exp…… -
Java 8 method of reading files
JDK7 introduces a new file operation class java nio. file. File, which contains many useful methods to manipulate file…… -
Architects take you to a deeper understanding of Java interfaces and abstract classes
Abstract is one of the characteristics of object-oriented programming. In Java, OOP abstraction can be embodied in two…… -
Explain JavaScript from the perspective of Java developers
We can't explain all the details of JavaScript in a blog post. If you are more or less involved in web application dev…… -
JavaWeb export excel file and pop up the download box
1、 Introduction Reports are often involved in Java Web development. In recent projects, it is necessary to display th…… -
How much memory does a Java object occupy?
Recently, I read in-depth understanding of Java virtual machine and had a further understanding of the memory layout o…… -
8 common sorting of Java
6. Quick sort 8 sorting that programmers must know (Java implementation) Relationships among 8 sorts: 1. Direct insert…… -
Java JDBC connects to MySQL database to realize the operation of addition, deletion, modification and query
JDBC is no stranger to us. As long as you are engaged in Java, you have to learn such a thing when you first contact J…… -
Summary of Java idioms
In Java programming, some knowledge can not be learned only through language specifications or standard API documents.…… -
Common java development exceptions and explanations
Explanation of common Java exceptions: (translator's note: non-technical analysis. Reading is risky, understanding sho…… -
Java web development environment MyEclipse 6 5 JDK1. 6 Tomcat6. 0 SVN1. 8 configuration tutorial
The configuration of Java Web development environment is also a cumbersome thing. Although in theory, using Notepad ca…… -
Java implements code sharing to find the maximum palindrome string of the current string
Look at the code first 1、 Palindrome judgment of string Judge whether a string is palindrome Problem Description: giv…… -
Suggestions for developing and maintaining Java for large projects
Suppose you are developing and maintaining a java developer with 2000 classes and many frameworks. How do you understa……