包含标签：Java 的文章
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Detailed use of Java regular expressions
The use of Java regular expressions is as follows: 1.Match Match is to match the whole string from the beginning to th…… -
On the scope (sharing) of java basic data types
As follows: Float and double in Java comply with IEEE754 standard, and only their precision is output here. Problems t…… -
Talk about spring’s understanding of IOC in detail (recommendation)
1、 IOC control inversion and di dependency injection 1. Control reversal can be literally understood as the transfer …… -
Method of reading excel and saving it to database with JXL in Java
The project involves reading the data in Excel and saving it to the database. It is relatively simple to use JXL. Basi…… -
Java web to realize automatic login function
This example shares the specific code of Java Web to realize the automatic login function for your reference. The spec…… -
Java version and C language version simply use static language to realize dynamic array
One advantage of dynamic language over static language is that the size of array does not need to be determined in adv…… -
JBoss5. Introduction to configuring log4j under X
Recently, log4j was configured under JBoss. The directories of various versions of JBoss and the file names of JBoss a…… -
Log4j uses detailed parsing
In short, log4j is an API class library that helps developers manage log output. Its most important feature is that th…… -
Implementation of Chinese and English symbols and punctuation in Java judgment
This paper introduces the implementation of Chinese and English symbols and punctuation in Java judgment, which is sha…… -
Introduction of mapping method between entity class attribute and data list in mybatis
Mybatis is not as automated as hibernate. It uses the @ column annotation or directly uses the attribute name of the e…… -
Type conversion instance code in struts 2
Type conversion All the data transmitted by the page and controller are of string type. Various data types may be used…… -
Detailed explanation of TypeVariable in Java source code parsing
TypeVariable, a type variable, describes a type, which means that it generally refers to any or related type. It can a…… -
Classloader classloader_ Detailed explanation of loading method based on Java class
Basic concepts Classloader class loader, which is used to load Java classes into the Java virtual machine. Unlike ordi…… -
On two transaction definition methods of spring
1、 Declarative This method does not need to make any modification to the original business. The configuration can be …… -
In depth analysis of three ways to build JSON strings (recommended)
JSON is a lightweight data exchange format, which is very common. Especially when AJAX is used, it is more common to e…… -
Two configuration containers of spring
Spring provides two container types The spring IOC container is an IOC service provider. Two container types are provi…… -
Java ID number authentication source code sample sharing
Sort out documents, search out a Java ID number verification source code sample code, a little finishing up and stream…… -
Method of reading XML file database configuration parameters by spring MVC
This paper mainly introduces how to put the database parameters used in our project into XML files through attribute i…… -
A simple java student dormitory query system
This example shares the specific code of java student dormitory query system for your reference. The specific contents…… -
Key points of SSM configuration based on Java Web project and possible problems and Solutions
I found that some key points were not mentioned when explaining the configuration of Java Web project SSM (spring, spr…… -
Java aircraft game (with complete source code)
Write in front Technology comes from sharing, so today I take the time to organize and post the small games I have don…… -
Spring boot quick build spring framework tutorial
Spring is an open source framework. Spring is a lightweight java development framework rising in 2003. It is derived f…… -
Example of Java selenium processing polar sliding verification code
To climb a website, I encountered a very effective verification code. This week, I was thinking about how to crack thi…… -
Listener based listener life cycle (detailed explanation)
1、 Listener lifecycle Listener is one of the three major components of the web. It is a servlet listener, which is us…… -
Inheritablethreadlocal for Java multithreading programming
Function of inheritablethreadlocal: when we need to use the value in the parent thread in the child thread, we can use…… -
Java programming expression code example
Reverse Polish notation Definition: the traditional four operations are called infix expressions, that is, the operat…… -
Hibernate attribute level annotation instance code
Attribute level annotation Add method: Write on the property field and on the get accessor of the property @Id Yes, th…… -
XML serialization and deserialization instance parsing of Java objects
In the previous article, we introduced code examples of various sorting algorithms implemented in Java. In this articl…… -
Java implementation of a line of English word extraction function example
This article describes the Java implementation of a line of English word extraction function. Share with you for your …… -
Explain in detail the conversion between CDM, PDM and SQL of PowerDesigner
Explain in detail the conversion between CDM, PDM and SQL of PowerDesigner I used PowerDesigner to do some auxiliary w…… -
On the understanding of DAO design pattern
In order to reduce the coupling, a design pattern of Dao encapsulating database operation is proposed. It can separate…… -
Singleton pattern of Java design pattern
Singleton pattern is also called single shoulder pattern. It is also a creation pattern. It is the most commonly used ……