Reverse a String using Recursion
Recursion is a technique in which a method keeps on making calls to itself until some break condition occurs. We can use this technique in the scenarios where we have to perform similar task repeatedly for a certain number of times. In this post, we will use recursion technique to reverse a string. This is …
How to check java is strictly pass-by-value
Java is strictly pass-by-value. Meaning when we call a method, instead of the actual reference variable, a copy of it is sent to the method. Let’s consider below example You can be ascertain that the original value of variable val is still unaffected. This happens because local variable val in the method manipulateValue is a …
Different ways to create objects in java
There are several ways in which we can create java objects. In this post, we will have a look at some of these. 1. Using new keyword We have used this approach mostly to create objects in java. This is the most common and basic way. In this way, we call constructor with parameters or …
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- Home
- Java
- Java Fundamentals
- What is Java
- History of Java
- Java Version History
- Local Environment Set-up
- First Java Program
- How to set ‘Path’ env variable
- JDK, JRE, and JVM
- Object Oriented Programming
- Java Data Types
- Classes in Java
- Objects in Java
- Interfaces in java
- Class attributes and methods
- Methods In Java
- Variables and Constants in Java
- Java packages and Imports
- Access Modifiers In Java
- Java Operators
- Constructors in Java
- Control Statements – If else
- Control Statements – Loops
- Arrays in Java
- Java Abstraction
- Java Inheritance
- Polymorphism
- Java Exception Handling
- Strings in Java
- File IO
- Java Miscellaneous
- Design Patterns
- Java Fundamentals
- Collections
- Multithreading
- Java New Features
- Servlet
- JSP
- Spring
- Hibernate
- Architecture
- Hibernate Example
- First Hibernate Application (using xml configuration)
- First Hibernate Application (using annotations)
- JPA/HB – annotations
- Hibernate Identifiers
- Hibernate Generator Classes
- Save vs saveOrUpdate vs persist in Hibernate
- Inheritance Mapping in Hibernate
- Inheritance Mapping using annotations
- Hibernate Mapping
- Hibernate Query Language (HQL)
- HCQL Hibernate Criteria Query Language
- Hibernate Named Query
- Hibernate Caching
- Second Level Cache
- Spring Boot
- Spring Boot Basics
- Spring Boot Web
- Spring Boot Exception Handling
- Service discovery using Netflix Eureka
- Springboot OpenAPI/Swagger3
- Zuul Proxy Server + Routing
- Spring Cloud Gateway
- Spring Boot Security
- Circuit Breaker using Spring Boot Hystrix
- Interservice Communication
- Spring Boot Hateoas Links Example
- Lombok api
- Spring Boot with Mongo DB
- Load Balancer in Springboot
- Spring Boot Testing
- Spring Web Flux
- Database
- Web Service
- HTML
- Blog & Programs
- Docker
- Trainings