Articles in this series
TL;DR: Factory Method is a design pattern that defines an interface for creating objects, allowing subclasses to decide which class to instantiate,...
TL;DR: Ensure a class has only one instance and provide a global access point to it with the Singleton pattern, which is useful for coordinating...
Diving Deep: Unraveling the Mysteries of Concurrency and Parallelism · TL;DR - What are the differences between concurrent and parallel programming? One...
Mutable Keys in HashMaps: An Accident Waiting to Happen · TL;DR: Never use mutable objects as keys in your HashMap! After I wrote my article How does...
Delving Deep into Java HashMaps: A Comprehensive Guide · As an interviewer, I often ask the question about how HashMap works in Java. It helps me assess...
![[Interview Questions] Concurrency vs. Parallelism: Decoding the Simultaneous Illusion](https://cdn.hashnode.com/res/hashnode/image/stock/unsplash/plwud_FPvwU/upload/2df40269d7d8c739c429926c49301241.jpeg?w=1600&h=840&fit=crop&crop=entropy&auto=compress,format&format=webp)
