All Posts

2026

• 4 Jul 2026 OSI Model - The Internet Is Just Envelopes Thrown Away at Every Router
  • networking
  • osi-model
  • tcp-ip
  • fundamentals
• 3 Jul 2026 Observability - A Counter in RAM, an ID in a Header, and a Batch Export
  • observability
  • backend
  • opentelemetry