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We have been working with xml files more or less. Its format is very regular, but it can't be read at a glance because there are too many tags (<>), such as the following configuration: <configuration>      <artifactItems>           <artifactItem>               <groupId>zzz</groupId>               <artifa ...

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Interceptors in Spring In web development, interceptor is a commonly used function. It can help us verify whether to login, authorization, data validation, pre-set data and the efficiency of statistical methods, etc. Today I'll talk about the interceptor in spring in detail. There are two main types of interceptors in spring: Handler Intercepto ...

I. Environmental deployment Operating System: Windows 10 Professional Edition jdk:1.8.0_144 IDE: eclipse-oxygen Server: tomcat 9.0 Database: mysql 5.7.18 Maven: 3.54 "If you want to do a good job, you must first use your tools." The environment must be built in advance. II. New Maven Project In the menu bar, click File-New- ...

Preface Small partners must be playing some games, such as Peace Elite, the name displayed on the interface, in fact, Android is the TextView control we introduced in the last article. Today, we bring you a very interesting control, which can do many interesting things with the content we talked about earlier.~ I. Structure public class Button ...

Summary Spring MVC not only provides Xml configuration, but also provides annotations to declare a Controller. This article is an entry-level content of Spring MVC. It is only for learning and sharing. If there are any shortcomings, please correct it. Advantages of Spring MVC Annotation XML is sometimes lengthy to configure, and annotations ...

Basic use of JdbcTemplate 01 - Basic Use of JdbcTemplate - Overview (Understanding) JdbcTemplate is an object provided in spring framework, which is a simple encapsulation of the original tedious Jdbc API objects. The spring framework provides us ...

1. What is Layout? Layout - Interface layout that provides an interface architecture for applications.How to control the size, position, color and other properties of controls in an Activity. The relationship between Layout and ViewGroup ViewGroup is a container that inherits from View. ViewGroup is the base class for Layout and some other ...

1. Optimizing code Let's start with a little optimization of yesterday's code. Test methods written in test classes. If we write one test method at a time, we need to build factories or something, and there will be a lot of repetitive code.Modify the test method Mybatis Test public class MybatisTest { ...

Shunfeng Express has strict control over logistics information. The sliding validation code provided by Tencent Cloud is added to the official website to protect it. If a large number of logistic information of Shunfeng need to be queried, it must be connected with the official route query interface of Shunfeng. Note that the docking interface ...