Rayees Ali

@ali1510

Aspiring Java web dev

Bhopal, IndiaJoined April 2024

About

I am Aspiring full stack java Developer .

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C, C++ and Java languages.

Rayees Ali's blogs

Spring Learningali.dev11 posts

Java for Interviewjavaforinterview.hashnode.dev4 posts

First Day of learning Springmyconstlearning.dev1 post

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Recently published

RARayees Alijavaforinterview.hashnode.devDec 12, 2025 · 7 min read

OOPs Basics

What is OOP ? Object Oriented Programming (OOP) is a programming paradigm centered on objects that represent real world entities. OOP focuses on data , or objects , rather than functions and logic Objects and Classes Objects : Represent real wor...

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RARayees Alijavaforinterview.hashnode.devDec 10, 2025 · 4 min read

Var - Args

To understand the var args concept , let us solve the following problem Write a class that has a method called sum( ) which can add and return the sum of all the integers passed to it as argument . The method should be able to accept 2 3 or 4 argum...

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RARayees Alijavaforinterview.hashnode.devDec 9, 2025 · 3 min read

Modern Switch in Java

From JDK 12 Java introduced a new version of switch called as Modern switch or Switch Expression It was introduced as preview feature in JDK 12 and later on finalized in JDK 14 The modern switch enhances the traditional switch by making it more con...

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RARayees Alijavaforinterview.hashnode.devDec 8, 2025 · 1 min read

Java Architecture

Components of Java JVM (Java Virtual Machine) JITC (Just in time compiler) JRE (Java Runtime Environment) JDK ( Java Development Kit) JVM Heart of Java programming language Converts the byte code to the machine specific code Key Responsibil...

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RARayees Aliali.devJul 21, 2024 · 5 min read

Essential Takeaways from Day 14 of Spring Framework

What Is a Namespace? Package in Java: A package is a collection of classes/interfaces. Namespace in XML: Similar to a Java package, a namespace in XML is a library. It is a collection of tags/properties. Usage of XML Namespace: To use the t...

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Rayees Ali

About

Available for

Rayees Ali's blogs

Recently published

OOPs Basics

Var - Args

Modern Switch in Java

Java Architecture

Essential Takeaways from Day 14 of Spring Framework

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Rayees Ali

About

Available for

Rayees Ali's blogs

Recently published

OOPs Basics

Var - Args

Modern Switch in Java

Java Architecture

Essential Takeaways from Day 14 of Spring Framework