New: AWS Lambda tutorials added

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Containerization, Docker Compose, multi-stage builds, and orchestration.

Query optimization, indexing strategies, PostgreSQL, MySQL fundamentals.

EC2, Lambda, S3, RDS, IAM, CloudFormation, and serverless patterns.

Design patterns, microservices, clean architecture, and best practices.

Learn how to optimize your Docker images using multi-stage builds for smaller, more secure containers.

Deep dive into B-tree, GIN, and GiST indexes. When to use each type for optimal query performance.

Build scalable, cost-effective applications using AWS Lambda, API Gateway, and DynamoDB.

Implement Uncle Bob's Clean Architecture with practical examples in TypeScript and Node.js.

Set up a complete development environment with Docker Compose, including hot reloading and debugging.

Secure your AWS infrastructure with proper IAM policies, roles, and least privilege principles.

Get up and running in minutes

Dockerfile

FROM node:20-alpine 
WORKDIR /app 
COPY package*.json ./ 
RUN npm ci --only=production 
COPY . . 
EXPOSE 3000 
CMD ["node", "server.js"]

query.sql

CREATE INDEX idx_users_email 
ON users(email); 
 
SELECT u.name, COUNT(o.id) 
FROM users u 
LEFT JOIN orders o ON u.id = o.user_id 
GROUP BY u.id;