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Using mybatis reverse engineering, it is very convenient to automatically map with tables in the database, and generate mapper.xml and mapper interface. Here I use IDEA to demonstrate through maven. Step 1: configure the pom.xml fileThe corresponding shelf package is introduced. The emphasis of reverse engineering is on the mybat ...

Preface The text and pictures of this article are from the Internet, only for learning and communication, not for any commercial purpose. The copyright belongs to the original author. If you have any questions, please contact us in time for handling. Author: broken sesame   Because the laboratory needs some corpus for research, and th ...

For the company's intranet private server warehouse, the private server warehouse cannot access the Internet. At this time, the private server warehouse cannot act as an agent for Alibaba's maven warehouse. Our maven needs to configure multiple warehouses: conf/settings.xml configuration file in maven Directory: 1. Create a new profile in the p ...

Requirement: the same Tomcat Objectives: 1. Access the project under the webapp of Tomcat through the localhost / project name 2. Through www.aaa.com and www.bbb.com, visit the virtual hosts with different domain names under Tomcat I. modify the port number under the server.xml file II. Project location 3. Multi domain configu ...

In spring cloud, every microservice is a service provider as well as a service consumer, and each microservice often needs to call each other. Generally, services provide some REST interfaces for external services to call. Feign is a component that provides explicit HTTP calls between services. With feign, we can use spring MVC ...

I. foreword Decentralized configuration idea: create a properties file, add data, configure the properties file in the beans file first, and then use placeholders to reference data in beans For many processing interfaces in the bean's life cycle, the processing method is spring's own bean, that is, spring's special bean 2. When the property f ...

The previous instructions use EF to dynamically create a database and a table. The database uses SQL SERVER2008, which is different when MYSQL is used I. add EntityFramework.dll, System.Data.Entity.dll, MySql.Data, MySql.Data.Entity.EF6 Note: Entity Framework 5.0.0 (it seems that the latest 6.X does not support mysql) 2. To add dll files, you c ...

Native ajax operations JavaScript asynchronous GET request // Step 1: create an ajax object //Determine the browser type of the user and decide how to use ajax objects if (typeof ActiveXObject != "undefined") { var version = [ 'Msxml2.XMLHTTP.6.0', 'Msxml2.XMLHTTP.5.0', 'Msxml2.XMLHTTP.3.0 ...

The factory method pattern optimizes the simple factory pattern by introducing abstract factory class to make the system more open and close. Let's use an example to simulate the factory method pattern Create an abstract factory first package FactoryMethodPattern; public interface LoggerFactory { public Logger createLo ...

First, configure the login xml file, and set two EditText, a Button and a CheckBox; The configuration code is as follows: <?xml version="1.0" encoding="utf-8"?> <EditText android:id="@+id/et_userName" android:layout_width="300dp" android:layout_height="wrap_content" /> </Li ...