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In recent work, you need to optimize the previous web side code editor. As a back-end developer, although I'm not professional, I can only bite the bullet. After consulting a lot of materials, I still optimized some contents. Let's share them here. If there is something wrong, please forgive me. After all, it's very tired to play with pure hand ...

Video link: https://www.bilibili.com/video/BV1VP4y1c7j7?p=48&spm_id_from=pageDriver preparation (1) New maven project See the following steps for details: https://editor.csdn.net/md/?articleId=123185097 (2) Create two forms in sql: t_emp,t_dept t_dept form: t_emp form: Add a did to connect with the primary key of the ...

Configuring and using servlets in IDEA Crazy God says Java 1. Introduction to Servlet Servlet is a technology for sun company to develop dynamic websun provides an interface called Servlet in these API s. If you want to develop a Servlet program, you only need two steps: Write a class to implement the Servlet interfaceDeploy the deve ...

preface This article is used to record how to upload your library to maven central warehouse, First, we need to register the jira account of sonatype, and then apply to create our own repo. After the official review, we can have our own space;We use gradle's maven publish and signing plug-ins to simplify the operation of packaging and uploadi ...

Mybatis Learn Notes I. Understanding Mybatis MyBatis is an excellent persistence framework. It supports custom SQL, stored procedures, and advanced mappings. MyBatis eliminates almost all JDBC code and setting parameters and getting result sets. MyBatis can configure and map raw types, interfaces, and Java POJO s (Plain Old Java Objects, ...

The full text is completed on the basis of IDEA compiler. This article is for java beginners who have not learned all kinds of Java frameworks Most java WebSockets on CSDN adopt the spring boot framework This article does not use any framework related to spring, but only uses maven to import the websocket library Reference source: https://g ...

Git address: https://gitee.com/jyq_18792721831/sparkmaven.git Create Project Let's start by creating a generic maven project Create a project followed by a hello module Is also a normal maven module Increase scala dependency We don't write code in the parent project, the parent project is just for managing the child project, so th ...

Tip: after the article is written, the directory can be generated automatically. Please refer to the help document on the right for how to generate it target Our local projects should be released through Jar package or used by others. Today, I recorded the packaging process of the project completed by le idea and maven. Using Idea+Ma ...

1, Environment installation and deployment 1. Install JDK 2. Configure environment variables C:\Program Files\Java\jdk1.8.0_152\bin 3. Install and activate IDEA -javaagent:D:\IntelliJ IDEA\IntelliJ IDEA 2019.3.1\bin\jetbrains-agent.jar 4. Build a web project 5. Install tomcat server Configure the IDEA to reco ...

Source code acquisition: download from "resources" on the blog home page! 1, Project brief Function: the project is a hospital management system written with springboot+layui+shiro. The business of the system is relatively complex. There are 36 tables in the database. The project is divided into outpatient management, inpatient m ...