Even with tools like CDK, understanding the underlying CloudFormation mechanics is crucial. Improperly structured stacks can lead to circular dependencies, update rollbacks, and stuck resources. This guide covers nested stacks, cross-stack references, and drift detection. Cross-Stack References vs Nested Stacks Feature Cross-Stack Refs (Export/Import) Nested Stacks Coupling Loose (Independent lifecycles) Tight (Parent controls Child) Updates […]
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AWS CDK: Infrastructure as TypeScript
CloudFormation YAML is verbose and lacks logic. The AWS Cloud Development Kit (CDK) allows you to define cloud resources using imperative languages. In this guide, we build a complete serverless stack (Lambda + API Gateway + DynamoDB) using TypeScript. The Construct Tree CDK components are called “Constructs”. Level 1 (L1) constructs are 1:1 mappings to […]
Read more →Debezium with SQL Server: Real-Time CDC Setup
Change Data Capture (CDC) turns your database into an event stream. Debezium is the industry standard for this pattern, acting as a Kafka Connect source connector. This guide details how to configure SQL Server CDC and consume changes using Debezium. How it Works Step 1: Enable CDC on SQL Server Step 2: Kafka Connect Configuration […]
Read more →Introduction to Pulumi: Infrastructure as Real Code
While Terraform uses a proprietary DSL (HCL), Pulumi allows you to define infrastructure using general-purpose programming languages like C#, TypeScript, Python, and Go. This brings the full power of your IDE, testing frameworks, and package managers to infrastructure. Infrastructure in C# Using .NET Core to define an Azure Resource Group and Storage Account. Benefits of […]
Read more →Azure Bicep Preview: ARM Templates Made Simple
March 2020 marks the initial public preview of Project Bicep, a domain-specific language (DSL) for deploying Azure resources. It aims to drastically simplify the verbose JSON syntax of ARM templates. While still experimental (v0.1), it offers a glimpse into the future of Azure Infrastructure as Code. Bicep vs ARM JSON Bicep is a transparent abstraction […]
Read more →React Testing Best Practices in 2020
The React testing landscape has shifted dramatically. In 2018, Enzyme was the standard, allowing developers to manipulate component internals (state, props). In 2020, React Testing Library (RTL) is the undisputed champion. The philosophy “The more your tests resemble the way your software is used, the more confidence they can give you” drives this shift. Enzyme […]
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