包含标签：Java 的文章
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struts2_ struts. Explanation of XML configuration file
1.bean Bean detailed explanation: https://www.cnblogs.com/lulu638/p/4340703.html 2.constant Constant attribute configu…… -
JSTL_ Format tag library
JSTL_ Format 1： JSTL format tag library <%@taglib uri=” http://java.sun.com/jsp/jstl/fmt ” prefix=”fmt”%> 2： F…… -
Java connection to MySQL database
Several methods of Java connecting to database *Explain 1. Take MySQL database as an example 2. There are fo…… -
java_ How custom labels work
I How custom labels work: Web server JSP 3 When a custom tag is encountered, first instantiate the tag processor class…… -
JSTL_ XML tag library
JSTL_ XML 1： Explain 2： XML tag library The main function of XML tag library is to provide convenient support for op…… -
java_ Custom tag, my first custom tag!
Custom tag, my first custom tag! There are two steps altogether I case Output client IP ViewIP. jsp -
Java_ IO stream_ abstract class
< p align = "left" > I concept III Character stream and byte stream and file 1. Byte stream Input stream Out…… -
struts2_ Project operation report 404
1. Missing jar package, commons-lang3-3.2 jar Reference website: https://blog.csdn.net/u013457382/article/details/5097…… -
struts2_ HelloWorld
First struts 2 program - Hello 1. Create web project struts2-01-hello 2. Import the jar package into the bin d…… -
java_ generic paradigm
I Use of generic classes 1. Use generics when defining classes 2. be careful: 3. Code example -
Java_ Bubble sorting_ Principle and optimization
Bubble sorting and its optimization I Principle and optimization principle 1. Principle explanation Bubble sorting…… -
struts2_ Is struts 2 thread safe?
Thread safety: multiple threads execute concurrently in a process. During thread execution, the variable values are th…… -
Java Web Series: Fundamentals of Java Web projects
1. Java web module structure JSP files are similar to axpx files. Paths and URLs correspond to each other one by one a…… -
Basic use of Java enumeration classes
Enum type is a new feature in Java 5. It is a new type that allows constants to represent specific data fragments, and…… -
Java Web Series: JDBC Foundation
ADO. Net in Java is the enterprise library dataaccessapplicationblock module, the module in Java, and the orm of entit…… -
Java Web Series: JAAS authentication and authorization Foundation
1. Overview of certification and authorization (1) Authentication: authenticates the user's identity. . Net based RBS …… -
Detailed summary of transaction in Java
< H4 id = "1 what is a Java transaction" > < span style = "color: #3366ff;" > 1. What is a Java transactio…… -
JAVA Chinese garbled code
1. In MyEclipse, you can set the file encoding format, but when we use scanner to type, because Windows uses GBK encod…… -
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Java RMI overview
The advantage of RMI is that you don't have to write network or I / O code yourself. A client program invoking a remot…… -
Java development_ UUID (universal unique identifier) and guid (global unique identifier)
: global unique identifier is also called UUID (universal unique identifier). So GUID is UUID. GUID is a 128 bit long …… -
Java development_ org. apache. commons. Lang. stringutils tool class source code
I wrote an article about the difference between "" and null before. Here is the address of the article: Let's take a l…… -
Different usage of comparable interface and comparator interface
Both can be used to define comparison methods and then used in sorting. Comparable is the interface inherited by the c…… -
Can you make such a dazzling MP3 player with Java swing?
This MP3 player is written based on Java swing. I think the interface can still be taken out and reviewed with you. Le…… -
Hibernate reverse engineering principle_ Java version
In a "" article earlier, a friend asked this question: Source address: I have nothing to do these days. I thought abou…… -
Excel to HTML
Project structure: This is a maven project. The main function is in the client class After running the program, the co…… -
File upload principle_ Sorting + summary
File upload is a problem we often encounter. The form has a) attribute, For information about the form, please refer t…… -
Java unit test sequential execution
It's killing me. It turns out @ before will execute many times. Sequential execution can be realized through the funct…… -
Java drawing program_ The picture is drawn with letters_ Source code release_ Version 2
In the previous version: Java drawing program_ The picture is drawn with letters_ Based on the source code release, th…… -
Four XML parsing techniques in Java
In daily work, it is inevitable to use XML as the data storage format. In the face of a wide variety of solutions, whi…… -
Java type information
Thinking in Java 4th chapter 14 type information Run time type identification enables you to find and use type informa…… -
Apache’s open source project – template engine (velocity)_ I started after two days of study_ Source download
First of all, if you don't know much about velocity, I suggest you go to the official Apache website This is the offic……