Programmer Group

1. Spring5 1.1 Introduction Spring - > brings spring to the software industry!The Spring framework is redesigned based on interface21!Spring concept: Making existing technology easier to use is a hodgepot that integrates existing technology frameworks!Spring is a lightweight framework for IoC and AOP containers. A framework for providing b ...

Catalog view resolver Exception Handler Interceptor File Upload JSON data interaction RESTful support view resolver         View Parser: Add the page path section to the configuration file                    No View Parser return "/WEB-INF/show01.jsp";         With ...

1 MD5 encryption MD5 message digest algorithm (English: MD5 message digest algorithm), a widely used cryptographic hash function, can generate a 128 bit (16 byte) hash value to ensure complete and consistent information transmission. MD5 was designed by American Cryptologist Ronald Linn Rivest and published in 1992 to replace MD4 algorithm. Th ...

🏇 wood wood have word say : \textcolor{Orange} {Mu has something to say:} ...

Important notes about spring MVC are in the following Baidu network disk connection. Welcome to learn together Link: https://pan.baidu.com/s/1E1V37apnF7TiFEnUSn82Tg Extraction code: ee3z Here are some easily forgotten points in my learning process to make another record for follow-up review Step 1: create maven project Step 2: set the packag ...

          The key to integrating SSM is the configuration of several xml get ready: 　　1.　    Idea (after tomcat is configured, the plug-in freeMybatis can be installed to improve efficiency. It's not difficult to install plug-ins. Baidu experience has it) 　　2.     Download MySql database and visual m ...

🏇 wow Click Click : \textcolor{blue} {wow, Kaka:} Wow, Kaka: stay ...

Spring/Spring MVC/MyBatis(SSM) integration configuration process Usage of mybatis plus agile development plug-in Main knowledge points SSM consolidation configuration Mybatis plus configuration and Application SSM consolidation configuration Manage the third-party framework objects through the Spring IoC container, so that multiple framew ...

1. Mybaits plus project integration 1.1 explanation of modified cases /** * MP update operation * Note: change the name of id=354 to "six eared macaque" */ @Test public void updateUserById(){ User user = new User(354,"Six eared macaque",null,null); int rows = userMapper.updateById(user); ...

1. Use sub query to realize the menu list on the left 1.1 edit mapping file 1.1.1 Sql statement writing method of subquery /*Query level-1 menu information*/ SELECT * FROM rights WHERE parent_id = 0 /* Query from table data */ SELECT * FROM rights WHERE parent_id = 3 1.1.2 writing method of XML Mapping File <!--Data acquisition ...