Java

Singleton Advanced: Risk & Fixes

Double-Checked Locking In the previous example, using synchronized on the entire getInstance() method works, but it’s expensive. Every time a…
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The Loneliest Pattern: A Deep Dive into the Singleton

In the world of software engineering, there are times when “the more, the merrier” is exactly the wrong philosophy. Sometimes,…
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Sling Content Distribution (SCD): a practical guide for cloud & on‑prem

Apache Sling Content Distribution (SCD) lets you move content (Sling resources) across Sling/AEM instances using a path‑level API and configurable…
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File Uploads and Retrieval in Spring Boot

In contemporary web development, the ability to seamlessly manage file uploads and downloads has transitioned from a specialized feature to…
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AEM Replication & Dispatcher Flush: Agents & Sling Content Distribution

Replication Agents: what they do & where they live Replication agents in AEM are the mechanism to: They are configured…
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Builder Design Pattern vs Chain of Responsibility Pattern

Both patterns belong to the Gang of Four (GoF) design patterns but serve different purposes: Builder Design Pattern Builder Pattern…
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Factory Design Pattern vs Abstract Factory Design Pattern

Both patterns belong to the Creational Design Patterns category in the Gang of Four (GoF) design patterns. They deal with…
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Java Memory Management Explained: Heap, Stack, and Garbage Collection

Java applications rely heavily on efficient memory management to ensure performance and stability. Understanding how memory is allocated and managed…
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Spring Boot Annotations in a Nutshell

Spring Boot builds on Spring to let you create production-grade applications with minimal configuration. Annotations drive most of the functionality…
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Java: Project Lombok

What it is, why it helps, and how to use its most useful annotations in everyday Java coding. It’s designed…
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