Microservices in Node.js: A Complete Beginner’s Guide
Microservices (or microservice architecture) is a software design pattern where an application is broken down into small, independent services, each
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What Will Break First When 1 Million Users Arrive?
When application traffic starts growing, the first instinct is usually to add more servers. In reality, scalability is far more
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What is KMS Key Rotation?
In AWS Key Management Service (KMS), automatic key rotation: Rotating the backing key material Keep the same Key ID and
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Steps to Create and Publish a Platform Event in Salesforce
Platform Events are a feature in Salesforce that enable event-driven communication between systems. They allow Salesforce and external systems (like
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PCI DSS 4.0 Key Rotation Requirements Explained
A practical, security-first guide for compliant organizations Introduction Cardholder data is the most sensitive asset in the payment ecosystem, which
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Creating a Custom Report Source in Totara
In this post, we will discuss how to create a custom Report Builder source in Totara, drawing inspiration from the
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Real-Time Communication in ASP.NET Core with SignalR
Modern web applications are expected to react instantly to user actions and system updates. Users no longer want to refresh
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Why DbContext Is Not Thread Safe in .NET and How to Fix It
Introduction When building backend applications using Entity Framework in ASP.NET, developers often encounter a confusing runtime error: “A second operation
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WebSockets and Real-Time Web Communication
Modern web applications increasingly rely on instant data exchange to provide a smooth user experience. Applications such as messaging platforms,
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Functional Testing in Salesforce Using Postman
Introduction Functional testing in Salesforce focuses on validating that business processes, data behavior, and system logic work as expected. Postman
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