Daniel’s Space

Introduction to Claude agent skills

Takeaways from Claude Code In Action.

Learn how to migrate your Node.js project from pnpm to Bun for faster installation and execution.

Practical SQL Concepts with examples

Understanding Kafka's storage architecture, segments, indexes, and lookups.

Message Delivery Semantics, Exactly Once and Beyond

Kafka Consumer Deep Dive including Groups, Rebalancing & The New Protocol

An overview of the core concepts of Apache Kafka, including topics, partitions, producers, consumers, and brokers.

Deep dive into the Kafka Producer architecture, internals, and best practices.

Understanding resource management, performance tunning and systematic debugging for dockers running in production.

A ground-up introduction to Apache Kafka — what event streaming is, and how topics, partitions, and brokers fit together.

Building production-ready CI/CD pipelines using Github Actions using docker

Understanding docker networking.

A guide covers practical security measures to harden the docker deployments for production.

Docker Internals - Understanding Containers from the Ground Up

Comprehensive guide on writing docker compose file

Comprehensive guide on writing production-grade dockerfiles

A comprehensive guide to functional interface in Java with practical examples

A comprehensive introduction to ScopedValue which is a modern alternative to ThreadLocal

A comprehensive guide that covers virtual threads from the ground up

The differences among Kafka docker images.

Quick-reference guide covering go-to resources, focus areas, communication patterns, review workflow, and Google’s standards for handling code reviews and feedback

A comprehensive guide to scaling applications from single server to distributed systems

The main differences between `type` and `interface` in TypeScript

Understanding memory sections in Node.js.

Understanding the event loop in Node.js.

This project uses Biome for formatting and linting instead of Prettier and ESLint.

Overview of serverless architecture on AWS, including key services, benefits, and best practices for building scalable applications.

A collection of commonly used Vim commands to enhance your coding efficiency.

Let's explore the what, why, and how of pair programming, including its benefits and best practices.

A collection of my personal Neovim (LazyVim) key mappings for efficient coding.

Understanding the concept of effectively final variables in Java lambdas and how they differ from instance

Understanding the differences between Query and Scan operations in DynamoDB - performance, use cases, and best practices for efficient data retrieval

Quick-reference for powers of two, latency and availability benchmarks, plus a worked Twitter sizing example to ground rapid system design estimates.

Comprehensive comparison of API technologies - SOAP, REST, GraphQL, and gRPC with use cases, examples, and recommendations for modern applications

Learn how to create effective pull request templates to ensure consistency, improve code quality, and streamline the review process

A comprehensive guide to effective code reviews - building better software through systematic examination, constructive feedback, and team collaboration

Learn about Architecture Decision Records (ADR) - documents that capture important architecture decisions with context and consequences

How buffered and unbuffered channels differ in Go, and when a channel send blocks versus proceeds.

Why `time.After` and `time.Sleep` are not interchangeable in Go, and how each behaves with channels and goroutines.

How to choose among AWS CDK, Terraform and Plumi

The process to migrate a project from NPM to PNPM.

Some MacOS apps that I recommend.

Explore the different ways to deploy a node.js Application to AWS.