Step-by-step curriculum with real-world code examples, JVM architecture deep-dives, and interview guides.
Start your journey here with the absolute basics of core Java development.
Setting up JDK, compiling source code, and understanding the JVM structure.
Anatomy of a Java class, compile processes, and print output commands.
Primitives, reference types, constant constants, and variable declarations.
Widening and narrowing casting conversions, data safety, and operations.
Classes, objects, constructors, inheritance, interfaces, and polymorphism.
String memory management, StringBuilder pool, and mutable buffers.
Delve deeper into robust data structures, execution logic, and JVM performance.
Store and manage groups of objects with Lists, Sets, and Maps structures.
try/catch/finally structures, custom exceptions, and buffered file access.
ClassLoader subsystem, memory partitions, and Garbage Collection routines.
Processes, threads, execution cycles, sync locks, and concurrent code.
Connect to databases, apply design solutions, and prepare for interviews.
Lambdas, Stream API transformations, Optionals, and sealed classes.
Connect to databases, execute statement queries, and parse result sets.
Build REST APIs, manage entities with JPA, and build microservices.
Implementing Singleton, Factory, and Builder design solutions in Java.
Core technical questions and conceptual deep-dives for job readiness.