Spring Boot 4 provides a modern and efficient way to build REST APIs in Java. When combined with Spring Data JPA, Hibernate 7, and MySQL, it becomes a powerful stack for developing database-driven backend applications. In this tutorial, we will build a complete Spring Boot 4 REST API with MySQL [...]
Read MoreSpring Boot 4 and Hibernate 7 provide a powerful combination for developing modern database-driven Java applications. Spring Boot simplifies application configuration, while Hibernate handles object-relational mapping between Java objects and relational database tables. In this Spring Boot 4 + Hibernate 7 CRUD tutorial, we will build a complete CRUD application [...]
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The following article describes How to Use Docker Compose. Also, it explains how to use it for managing multi-container applications. Basically, docker Compose is a tool that allows you to define and manage multi-container Docker applications. It uses a YAML file to define the services, networks, and volumes for the application and provides a command-line interface for managing the containers. […]
The following article explains How to Configure Docker Networking. Configuring Docker networking is an important step in deploying and managing Docker containers. Here are some of the ways to configure Docker networking: Default bridge network: By default, Docker creates a bridge network named “bridge” when it is installed. This network allows containers to communicate with each other on the same […]
The following article explains how to Troubleshoot Issues with Docker Containers. Troubleshooting issues with Docker containers can be a challenging task, but there are several steps you can follow to identify and resolve the issue: Check container logs: The first step in troubleshooting issues with Docker containers is to check the container logs. You can use the docker logs command […]
The following article explains How to Secure Docker Containers and Images. In fact, securing Docker containers and images is an important aspect of using Docker in production environments. The following list shows some best practices for securing Docker containers and images. Use official images. Use official Docker images whenever possible, as they are more likely to be regularly updated and […]
The following article describes Form handling Using Struts. In order to perform form handling using Struts you need to follow these steps. Set up the development environment: You will need to set up a Java development environment and install Struts libraries. Create a new Struts project: Use a Struts project template to create a new project. Define the form data: […]
The following article describes A Struts Application for Form Handling. In order to understand how a struts application works with a form, we create an application for the same. The following problem statement, we use here. An HTML form for a Cultural Event accepts these fields: Team title, event name like solo singing, group singing, solo dance, group dance or […]
The following article describes how to Insert and Display Records Using HTTP Servlet. Basically, here we have the following problem. Insert and Display Records Using HTTP Servlet in a database with the name WBPResult with table SecondSemResult. Further, a row with the student name “Anmol”, Enrolment No. “1212347822”, Internal Marks=16, and external marks = 47. Also, a total marks field […]
In this article on Improving User Engagement with HTTP Servlets and Session Tracking, I will explain session tracking with Http Servlets using a real-life example. So, this example creates an HTTP servlet for a Pet Store to perform session tracking of a user who logs in with an email id, password, and OTP and purchases a dog collar, a chewstick […]
The following article describes How to Create a Docker Image. Basically, you need to follow these basic steps. Create a Dockerfile. A Dockerfile is a plain text file that contains instructions for building a Docker image. Write the Dockerfile. The Dockerfile contains instructions for building the docker image. They contain details such as the base image to use, the commands […]
The following article describes How to Create Docker Images using Dockerfile. Basically, a Dockerfile contains a set of instructions for building a Docker image. In fact, it is a simple text file. Further, these instructions are executed in sequence to create the image. So, the Dockerfile specifies the base image to use, the commands to run, the files to copy, […]