Explore a few approaches for fetching the next value from a database sequence using Spring Data JPA.
Search Results for: next
What’s the Difference between Scanner next() and nextLine() Methods?
This article delves into the difference between the next() and nextLine() methods of the Scanner class.The article also covers the use of custom delimiters and provides code examples for better understanding. Understanding these distinctions enables developers to parse input effectively using Scanner.
Integer.parseInt(scanner.nextLine()) and scanner.nextInt() in Java
Learn the differences between Integer.parseInt(Scanner.nextLine()) and Scanner.nextInt() through examples.
Comparison Between Mono’s doOnNext() and doOnSuccess()
Learn about various listeners’ options of the Mono object from Spring 5 WebFlux.
Scanner nextLine() Method
Learn about Java’s Scanner.nextLine method using some simple examples
Java Scanner hasNext() vs. hasNextLine()
Learn the differences between Java Scanner’s hasNext() and hasNextLine() methods.
Check if a Number Is Power of 2 in Java
Explore a few ways to determine if a number is a power of 2 in Java.
Finding the Second Smallest Integer in an Array in Java
Explore a few approaches to finding the second smallest number in an array.
Learn Spring Security OAuth Course
The definitive guide to secure your application with the new OAuth2 stack in Spring Security 6 and Boot 3.
Learn Spring Security Core Course
The reference, in-depth dive into the core of Spring Security 6 and Boot 3, through the project-based lessons.
Learn Spring Security Course
The reference, in-depth dive into Spring Security 6 and Boot 3, with the full 88 project-based lessons.
REST with Spring Course
Learn to implement a production-grade, fully secure REST API with Spring 6 and Spring Boot 3.
Introduction to JavaParser
A quick and practical guide to JavaParser.
Get the First and the Last Elements From an Array in Java
Learn how to access the first and last elements of a Java array.
Java Weekly, Issue 541
The JVM GC leveling up, the Vary HTTP header and of course, records. A solid week.
Convert Jackson JsonNode to Typed Collection
Explore different methods of converting Jackson’s raw data type JsonNode into typed Java collections.
Convert an Optional to an ArrayList in Java
Explore various approaches to converting Optional to ArrayList.
Using Reactor Mono.cache() for Memoization
In this tutorial, we learn about memoization and demonstrate how to use Mono.cache() from the Project Reactor.
Inheritance vs. Composition in JPA
Explore the fundamental differences between inheritance and composition in JPA entity modeling.
Converting short to byte[] in Java
Learn how to convert a short value to a byte[] array.