Knowledge Factory

Creating a full-stack CRUD (Create, Read, Update, Delete) application with Flutter for the front end and Spring Boot for the back end is a great way to learn modern web and mobile development. Below is a step-by-step guide to build this application. Prerequisites Java and Spring Boot knowledge Flutter setup and knowledge IDEs like IntelliJ IDEA or VS Code Step 1: Create a Spring Boot Application (Back-end) 1.1. Set up Spring Boot Project Use Spring Initializr to generate a Spring Boot project: Project: Maven Project Language: Java Spring Boot: 3 .x or latest Dependencies: Spring Web , Spring Data JPA , H2 Database (or any other database you prefer) Once the project is generated, unzip it and open it in your IDE. 1.2. Create a Model Create a Java class to represent the entity for the CRUD operation. For example, if you're managing "Product" information: @Entity public class Product { @Id @GeneratedValue (strategy = GenerationType.IDENTITY) private Lo...

In this section,  we will learn how to build REST CRUD APIs with Spring Boot , and Astra DB . Astra DB DataStax Astra DB is a cloud-native, scalable Database-as-a-Service built on Apache Cassandra . Create a Database First, Sign into the datastax at https://astra.datastax.com . Then click on the "Databases" button. You will be taken to a page like the below image, then click on the " Create Database " button. Then enter Database name , Provider , and, Region , then click on the " Create Database " button. Now, You can see "Your database is initializing..." like the below image. You will be taken to a page like the below image. Copy " Database ID " and " region name " and keep them for future purposes. Generate Application Token Mocking Then click on " Tokens " button. You will be taken to a page like the below image, Then select role, for demo purpose here we selected role " Administrator User ". Then clic...