Java

AEM: Sling Framework

Understanding Sling Resource Resolution, Sling Models, Exporters, and Sling Jobs The Apache Sling framework forms the core of request handling…
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Spring Boot ControllerAdvice: A Complete, Practical Guide

What Is @ControllerAdvice? @ControllerAdvice is Spring’s mechanism for applying cross-cutting concerns to multiple controllers—primarily global exception handling, but also data…
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AEM MSM: Multilingual & Multichannel with Custom Rollout

1) What is MSM and why it matters AEM Multi‑Site Manager (MSM) lets you build a single source (a Blueprint)…
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AEM: OSGi Components and Services

OSGi (Open Service Gateway Initiative) is a powerful Java framework designed for building modular, dynamic, and maintainable applications. Modern platforms…
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AEM Link Checker & Transformer

Broken or incorrect links directly impact user experience, SEO, and content quality. AEM Link Checker is a built‑in capability that…
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Refetching Dispatcher Flush Agents in AEM: A Smarter Caching Strategy

Caching plays a critical role in ensuring high performance and scalability in Adobe Experience Manager (AEM) architectures. The Dispatcher sits…
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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 modern web applications, handling file uploads and downloads is a core requirement. This article explores how to implement these…
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