In this tutorial we learn how to create a new text file and provide the user the web interface to download the text file in a Spring Boot web application. We will learn how to download a text file in Spring Boot with 5 different approaches to implement the feature.
In this article we learn how to create a new file in a Java application by using core Java classes of IO and NIO packages.
In this post we are going to explore how to use Java IO and Java NIO core classes to check if a file is hidden or not.
In this tutorial we are going to learn how to write text to a text file in a Java application. By different Java example programs we will explore different approaches to write a String into a text file using Java core classes.
In this post we will explore how to get an absolute path of a file in a Java application and return it as a String value.
In this tutorial we walk you through step by step to create a Spring Boot application to access MySQL database using Spring Data JPA and MySQL Driver. Via step by step example we will create a Spring Boot project to save Customer entity into customer data table in MySQL database.
In this post we are going to explore how to get file size in bytes, kilobytes, megabytes or gigabytes in different Java versions.
In this post, we are going to learn how to use Redis as data persistence for our Spring Boot Application by using Spring Boot Starter Data Redis and Jedis Client.
In this article, we learn how to implement AOP (Aspect-Oriented Programming) in a Spring Boot Web application. Via step by step to creating the sample Spring Boot web application, we are going to explore how to use Spring Boot Starter AOP library which is the combination of Spring AOP and AspectJ libraries to easily implement AOP in Spring Boot application.
In this article we are going to learn how to obtain the client’s browser IP address when a user visits our Spring Boot web application. The example Java source code also shows how to get the client IP address even when the application deployed behind the proxy server. We also get the IP address of the local network if the client visits the Spring Boot website via local network.