dev-handbook-catto

Catto Developer Handbook – Notes, quick starts, and guides on C#, web APIs, Azure, AWS, Angular, React, Next.js, NestJS, GraphQL, and more.

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Developer Handbook by Catto

Welcome to the Catto Developer Handbook, a collection of notes, quick-start guides, and technical documentation covering APIs, cloud services, front-end frameworks, databases, .NET technologies, architecture, testing, DevOps practices, and developer tools.

This repo is organized by topic and technology to make it easy to browse and reference.

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Folder Structure

APIs

• APIs/webapi-csharp.md – C# Web API code flow, tips, and patterns
• APIs/nestjs.md – NestJS server-side patterns and guides
• APIs/express.md – Express.js documentation
• APIs/java-spring-boot.md – Java Spring Boot examples and notes

Cloud

• Cloud/Azure/azure.md – Common Azure services, tips, and quick starts
• Cloud/AWS/aws.md – AWS resources and guides
• Cloud/GCP/gcp.md – Google Cloud Platform notes

Front-End (TypeScript / Modern Frameworks)

• Front-End/Angular/angular.md – Angular guides and patterns
• Front-End/Angular/angular-cli.md – Angular CLI commands and tips
• Front-End/React/react.md – React tips, hooks, and best practices
• Front-End/React/Next/next.md – Next.js quick-starts and architecture
• Front-End/Vue/vue.md – Vue.js notes and examples

Databases

• Databases/PostgreSQL/postgresql.md – PostgreSQL queries, schema, and tips
• Databases/SQL-Server/sql-server.md – SQL Server notes
• Databases/MongoDB/mongodb.md – MongoDB patterns and queries
• Databases/Cloud/azure-sql-database.md – Azure SQL Database
• Databases/Cloud/cosmos-db.md – Cosmos DB
• Databases/Cloud/RDS.md – AWS RDS

.NET

• Languages/c-sharp.md – C# coding practices
• Languages/dotnet-core.md – .NET Core guides
• Languages/legacy-dotnet.md – Legacy ASP.NET, WinForms, WCF, WPF, XML, etc.

General

• General/general.md – Tech notes, common Q&A, and miscellaneous tips
• General/software-developers-historical.md – Famous developers and history

Architecture

• Architecture/patterns.md – Design patterns and best practices
• Architecture/diagrams.md – Architecture diagrams, code flow, and system design

Testing

• Testing/node.md – Node.js testing (Jest, Mocha, etc.)
• Testing/automation.md – Automation testing (Selenium, Cypress, etc.)
• Testing/uat.md – User Acceptance Testing practices

Logging

• Logging/logging.md – Logging concepts, libraries, and examples

ORMs

• ORMs/entity-framework.md – Entity Framework tips and examples
• ORMs/prisma.md – Prisma usage and patterns

Tools

• Tools/IDEs.md – Popular IDEs overview
• Tools/package-managers.md – npm, Yarn, pnpm
• Tools/vite.md – Vite build tool

CI/CD & DevOps

• DevOps/CI-CD.md – CI/CD pipelines, workflows, and deployment practices
• DevOps/docker.md – Docker guides and examples
• DevOps/Kubernetes.md – Kubernetes architecture and usage

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Contributing

Feel free to add notes, guides, and examples! Use markdown files inside the appropriate folder and follow the naming convention:
<topic>-<technology>.md (e.g., quickstart-webapi.md, azure-storage.md)

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License

This repository is for personal and educational purposes. Share and adapt responsibly.