包含标签:Java 的文章
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Java tree storage structure implementation example code
1、 Tree Different from linear structures such as linear table, stack and queue, tree is a nonlinear structure. A tree…… -
Spring boot uses admin to monitor applications
The monitoring interfaces provided by spring boot, such as: / health, / info, etc. in fact, in addition to the previou…… -
Solution to the problem of java thread deadlock
Solution to the problem of java thread deadlock [thread deadlock] Reason: two threads wait for resources locked by eac…… -
Performance comparison of Java template engine
From GitHub to JSP, thymeleaf 3, velocity 1.7, FreeMarker 2.3 23 comparing the performance of several mainstream templ…… -
Java method for obtaining source code of any HTTP web page
This example describes the source code of any HTTP web page obtained by Java. Share with you for your reference, as fo…… -
Detailed explanation of spring boot mybatis
This article focuses on the annotated example code of spring boot mybatis. For details, please refer to this article: …… -
Explain in detail how to use Maven to build a multi module project (picture and text)
Maven multi module project is applicable to some large projects. Through reasonable module splitting, code reuse is re…… -
Itemxt generates PDF and sets an example of header and footer
Itemxt generates PDF and sets an example of header and footer Example code: Engineering structure drawing: If you have…… -
Detailed explanation of the builder pattern example of Java design pattern
This paper describes the builder pattern of Java design pattern. Share with you for your reference, as follows: The bu…… -
Redis cache database query source code implemented by spring AOP
Application scenario We hope to cache the database query results in redis, so that we can directly get the results fro…… -
Explain in detail the thread support of executorservice, callable and future in JDK
Explain in detail the thread support of executorservice, callable and future in JDK 1. Code background: If there are t…… -
On local and global variables in Java
This paper introduces the local variables and global variables in Java as follows: 1. Local variables: Definition of l…… -
Java read and write parquet format data example code
This paper introduces how to read and write parquet data in Java and share it with you, as follows: Talk about the sch…… -
Spring security custom decision Manager
First, introduce the decision manager of spring. Its interface is accessdecisionmanager and its abstract class is abst…… -
On the scope of request, session and global session in spring learning
For the scope related to the web container, first configure it in the web container. Request scope Consider the follow…… -
On the running mechanism and error analysis of Java program
JVM (Java virtual machine) a specification for computing devices that can be implemented in different ways (software o…… -
Java method of uploading and downloading files through httpurlconnection
This paper introduces the method of uploading and downloading files through httpurlconnection in Java and shares it wi…… -
Detailed explanation of Java layering concept
Service is the business layer The action layer acts as the controller Dao (data access object) data access 1. What is …… -
Detailed explanation of three simple implementation methods of Java countdown
After writing JS countdown, I suddenly want to use java to realize the countdown. I wrote three implementation methods…… -
Internationalization of spring security and configuration and use of usercache
International configuration The path of the message file is configured in basename In spring-security-core-3.2 0.M1. O…… -
Detailed examples of Java design pattern (DAO)
Detailed examples of Java design pattern (DAO) Application scenario: in Java programs, it is often necessary to persis…… -
Reentry lock and read-write lock in Java Concurrent Programming
Reentry lock Reentry lock, as its name suggests, is a lock that supports reentry. It means that the lock can support r…… -
Implementation method of cross domain request of CORS in Java
problem When developing projects using the front-end and back-end separation mode, we often encounter such a problem -…… -
Spring MVC file upload sample code
As always, record common and easy to forget things. This blog post is mainly about how spring MVC uploads files. The f…… -
Exception handling method based on Java sub thread (general)
In ordinary single threaded programs, you only need to catch exceptions through try catch ... finally ... Just code bl…… -
Ratelimiter source code analysis
As the saying goes, caching, current limiting and degradation are the three sharp swords of the system. When exporting…… -
Details of spring transaction propagation properties and isolation levels
1 propagation attribute of transaction 1) Required, this is the default attribute Support a current transaction,create…… -
Spring spel expression usage example
Spring in action third edition reading notes spring3. 0 introduces spring expression language (spel), which we can imp…… -
Spring security custom login page
In the project, we certainly can't use the login page generated by spring, but use our own login page. Let's talk abou…… -
Implementation of thread waiting and notification in Java
Implementation of thread waiting and notification in Java preface: The key points to remember about waiting / notifica…… -
In depth understanding of spring MVC data transformation
This article mainly introduces the relevant contents of spring MVC data conversion for your reference and learning. Le…… -
Java spring annotation configuration bean instance code parsing
The previous articles all use XML to configure beans. If there are hundreds of beans, this is unimaginable. Therefore,……