java - ni18 Blog

How to Fix “BeanCreationException: Error Creating Bean ‘entityManagerFactory'” in Spring Boot

March 28, 2025 by ni18

You’re building a cool Spring Boot app—maybe a to-do list or an online store—when suddenly, your screen fills with a scary error message: “org.springframework.beans.factory.BeanCreationException: Error creating bean with name ‘entityManagerFactory’ defined in class path resource [org/springframework/boot/autoconfigure/orm/jpa/HibernateJpaAutoConfiguration.class]: Invocation of init method

Java Collection API: 11 Must-Know Tricks for Smarter Coding

March 1, 2025 by ni18

Hey, Java enthusiasts! If you’ve ever worked with lists, sets, or maps in Java, you’ve likely bumped into the Java Collection API. It’s a powerful toolkit packed with methods to store, manage, and manipulate data like a pro. Whether you’re

What Exactly transient Keyword in Java

February 22, 2025 by Nitin

Java is a widely-used and powerful programming language that allows developers to create robust applications. One important feature that Java provides is the ability to handle serialization, which is the process of converting an object into a stream of bytes.