The JVM Instruction Set: A Beginner’s Guide to Bytecode Execution
Beginner’s guide to the JVM instruction set. Learn how Java bytecode executes inside the JVM, stack-based operations, JIT optimizations, and performance tuning
All Tutorials
Curated Java + Spring Boot tutorials with real-world backend patterns and clean examples.
Understanding the JVM Stack, Heap, and Method Area
Dive deep into JVM runtime data areas: stack, heap, and method area. Learn memory management, garbage collection, tuning, and performance optimization
JVM Bytecode Explained: The Language of the Virtual Machine
Learn JVM bytecode: the low-level language that powers Java execution. Explore instructions, architecture, JIT optimizations, and real-world performance
Class Loading in the JVM: From .class to Execution
Understand JVM class loading: how .class files are loaded, verified, and executed. Learn JVM internals, memory model, execution flow, and tuning insights
JVM vs JRE vs JDK: Understanding the Differences
Learn the differences between JVM, JRE, and JDK in Java. Understand their roles, architecture, and importance for developers in building reliable apps
JVM Architecture Explained: Class Loader, Runtime Data Areas, Execution Engine
Deep dive into JVM architecture: class loader, runtime data areas, and execution engine. Learn how the JVM powers Java performance and portability
Introduction to the Java Virtual Machine: How Java Runs Anywhere
Learn how the Java Virtual Machine (JVM) enables Java to run anywhere. Explore JVM architecture, memory model, JIT compiler, and garbage collection
Common Pitfalls and Anti-Patterns in Java Module Usage
Discover common pitfalls and anti-patterns in Java module usage. Learn how to avoid mistakes in JPMS, from classpath confusion to misuse of exports and opens
Case Study: Modularizing a Real-World Monolith
Learn how to modularize a real-world Java monolith using JPMS. Covers migration strategy, pitfalls, best practices, and examples from enterprise applications
Monitoring and Analyzing Modular Applications with JFR & JMX
Learn how to monitor and analyze modular Java applications using JFR and JMX. Covers setup, pitfalls, best practices, and real-world examples for JPMS
Advanced Command-Line Options for JPMS: --module and --add-reads Explained
Master JPMS advanced command-line options like --module and --add-reads. Learn use cases, pitfalls, and best practices for modular Java applications
Third-Party Libraries and Modules: Dealing with Non-Modular JARs
Learn how to use third-party non-modular JARs with JPMS. Covers automatic modules, migration strategies, pitfalls, and best practices for modular Java apps