Freaks City

Database Schema Standards Initial deployments utilize a single-data base architecture. Horizontal scaling via sharding can be implemented later based on specific requirements. Table naming follows a [module]_[feature] pattern, such as sys_user_role or blog_article_category. Every persistent model should incorporate standard audit and metadata c ...

Setting Up Nginx for Image Storage on Ubuntu Installing Nginx sudo apt update && sudo apt install nginx Creating the Storage Directory sudo mkdir -p /var/www/images/blog sudo chmod -R 777 /var/www/images/blog Nginx Configuration Edit the configuration file at /etc/nginx/sites-available/default: server { listen 80; server_name ...

Business Rules Single or multiple dishes can be removed in one operation. Dishes currently avialable for sale cannot be deleted. Dishes linked to setmeal packages cannot be removed. Associated flavor records must be cleared when a dish is deleted. A single endpoint handles both single and batch deletion. To verify if a dish belongs to a setme ...

Defining External Configuration Configuration values can be defined in the application.yml file to externalize settings from the application logic. server: port: 9000 servlet: context-path: /api app: config: service-name: "user-auth-service" build-version: 2.5.1 Method 1: Using the @Value Annotation The @Value annotation a ...

Database Schema and Test Data Preparation To evaluate the processing efficiency of tree structures at scale, a relational model is established first. Table Structure Definition The schema utilizes a self-referencing foreign key to denote parent-child relationships. CREATE TABLE system_organization ( `id` bigint NOT NULL AUTO_INCREMENT, `par ...

Getting Started Adding Dependencies <!-- Web --> <dependency> <groupId>org.springframework.boot</groupId> <artifactId>spring-boot-starter-web</artifactId> <exclusions> <!-- Remove default logging configuration --> <exclusion> <groupId>org.sprin ...

Modern hospital operations demand efficient, accurate management of patient records, staff assignments, and clinical workflows. A web-based system built on SSM (Spring, Spring MVC, MyBatis) and JSP addresses legacy issues such as delayed data processing and error propagation. Roles and Capabilities The system defines three actor types: Administ ...

Architecture Overview The platform is split into three layers: Back end: Spring Boot 2.7, MyBatis-Plus 3.5, MySQL 8 Admin Portal: Vue 3 + Element-Plus Mobile Client: uni-app compiled to WeChat Mini-Program and H5 Backend Implementation Domain Model @Data @TableName("t_wallet") public class Wallet { private Long id; private L ...

Maven DependenciesTo integrate MyBatis with XML configuration, the necessary dependencies must be included in the pom.xml file. This typically involves adding the MyBatis Spring Boot Starter and the MySQL connector, similar to the annotation-based approach.Defining the EntityThe data model remains consistent. A standard Java POJO is used to rep ...

Required Parameter Validation in Java Application development often requires validating incoming request parameters to ensure mandatory fields are present. This validation prevents processing incomplete data and provides clear feedback when required parameters are missing. Validation Approaches Two primary methods exist for enforcing required p ...