Mukesh Kumar·Sep 5Strategy Design Pattern in JavaDesign patterns can feel abstract when we first learn them.
Mukesh Kumar·Sep 1Factory Design Pattern in Java: E-Commerce ExampleDesign patterns can feel complicated when we first encounter terms such as Factory, Abstract Factory, Builder, Strategy, Adapter, and so…
Mafidul Haque·Jul 1# Java Design Patterns, Visually Explained*8 patterns everyone actually uses — with a diagram, a real-life analogy, and working code for each one.*
Anjali Mishra·May 24Java Interview Questions — Part 3: Advanced (Top 50 Must-Know Q&A)Who this is for: Senior/Staff engineers targeting principal or tech lead roles at product companies. These 50 questions go deep on JVM…
bectorhimanshu·Apr 7Micrometer Custom Metrics in Spring Boot Using Builder Design PatternMonitoring your Spring Boot applications is critical for production readiness. Micrometer provides a simple way to track metrics like API…
Najim Ali·Feb 13Designing Extensible Validation Systems Using the Decorator Pattern (Without Any Framework)As systems evolve, validation logic tends to grow quietly — until one day it becomes unmanageable.A response icon1A response icon1
Arvind Kumar·Feb 4Explain Java’s integer caching and how it can cause subtle bugs in production.Java caches Integer objects for values between -128 and 127. This optimization can cause surprising behavior when using == to compare…
