Level Up Your Programming with Nitin

Level Up Your Programming with Nitin

Home
Notes
Java for Newbies
Design Patterns
DSA
Interview Series
Multithreading
About

Sitemap - 2025 - Level Up Your Programming with Nitin

Java Object: Instance, References & Heap

Java Methods

Constructor: Building an Object

Part 3 – Master Level Abstraction Questions

Class: Blueprint in Action

Hello World: Operation & Deep Dive

Setting Up Your Java Environment

Prototype Pattern

Introduction to the Series

Segment Tree

Union Find

Part 2: Advanced Abstraction (Mid-Level)

Graph

Tries

Heaps

Binary Search Tree (BST)

Tree

Recursion

Hash Tables

Builder Design Pattern

Queue

Stacks Explained

Linked List

Abstract Factory Pattern

Factory Method Pattern

Singleton Pattern

Top 25 Git Commands Every Developer Should Know

Mastering Matrices

Array – The Building Block of Data Structures

25 Golden Rules of System Design

Part 1: Abstraction Fundamentals

Part 3: Encapsulation in Java – Tricky Questions & Edge Cases

Part 2: Encapsulation in Java – Advanced Interview Questions

Part 1: Encapsulation in Java – Easy Interview Questions

Your First Java Program — Line by Line

Level Up Your Programming with Nitin

© 2026 Nitin Singh · Privacy ∙ Terms ∙ Collection notice
Start your SubstackGet the app
Substack is the home for great culture