Programmer Help

1, Meet Thymeleaf Students who have worked on the SSM web project know that when we want to interact with the back-end data on the HTML page, we have no choice but Ajax, and the use of JSTL on the HTML page is not supported. At this time, we need to use the JSP page - a special java class (servlet in essence). However, the compatibility betwee ...

Introduction: Circular dependency is a circular nested reference in N classes. If this circular dependency occurs in our daily development as a new object, the program will be called circularly at runtime until a memory overflow error occurs. Here's how Spring solves circular dependencies. First: Constructor Parameter Cyclic Dependency The Sp ...

Local file upload and access service The core content of this chapter is to introduce the distributed file system, which is used to store the image, word, excel, pdf and other files of the application. Before introducing the distributed file system, let's introduce the use of native storage to store file resources. The core implementati ...

spring -- failure analysis of Java Proxy and Cglib method nested call proxy This paper mainly analyzes the different reactions of the two proxy methods when methods are nested. This paper is the last one Spring -- configuration class parsing process Configure derivatives. This article is not an expository text used by Java proxy and Cglib. Of ...

Resource download: https://download.csdn.net/download/weixin_44893902/45603787 Exercise point design: fuzzy query, delete, add, modify 1, Language and environment Implementation language: JAVA language.Environment requirements: MyEclipse/Eclipse + Tomcat + MySql.Use technology: Jsp+Servlet+JavaBean or spring MVC + Spring + mybatis. 2 ...

Code Vulnerability Scanning Common Vulnerabilities 1. Log Injection (Log Forging Vulnerability) Vulnerability Description Writing unauthenticated user input to a log file can cause an attacker to forge log entries or inject malicious information into the log. A bug in log forgery occurs when: Data enters the application from an untrusted ...

The way we often inject is similar to this @Service public class HelloService { @Autowired private BeanFactory beanFactory; @Autowired public HelloService(ApplicationContext applicationContext) { } @Autowired public void setEnvironment(Environment environment) { } } Whether constructor injection or attribu ...

         As the mainstream framework of today's development, SpringBoot is impossible as a java developer. It is typical and easy to use, but when you understand the principle, you will unconsciously sigh, really TMNB!         This paper mainly explains the principle of its automatic ...

AOP (terminology) 1. Connection point: the method that can be enhanced is called connection point 2. Pointcuts: the methods that are actually enhanced are called pointcuts 3. Notification (enhanced): the logical part that is actually enhanced. There are several types of notifications: l pre notification: notification before method executio ...

Spring Boot with MyBatis and JPA What is Spring Boot Spring features Ability to create stand-alone Spring Boot applications Embed Tomcat,Jetty Undertow and don't need to deploy them Provides "starters" poms to simplify Maven configuration https://www.cnblogs.com/qlqwjy/p/7979159.html Spring brings a lot of magic into ...