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Business Architecture Reference Model

  • Yingting Huang

Yingting Huang

Sep 9, 2022
Business Architecture Reference Model
Photo by Sean Pollock / Unsplash

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Mapping Azure’s Backbone with a 24-Hour iperf3 Marathon

Mapping Azure’s Backbone with a 24-Hour iperf3 Marathon

Why I Ran This I wanted to quantify long-haul UDP performance across a hub in Azure West US (WUS) and three peer regions—Hong Kong (HK), Korea Central (KC), and UAE North (UAE). The goal: hold a 10 Mbps stream for a full day in both directions, capture loss/jitter,
Nov 23, 2025 9 min read
One Month of Vibe Coding with GitHub Copilot

One Month of Vibe Coding with GitHub Copilot

Today is the last day of October, and I just finished a one‑month challenge: using GitHub Copilot for vibe coding. Along the way, I also tried Codex, GitHub Copilot CLI, and Spec Driven Development. In this one month, I built four apps: * Underwriting X * Claim X * Reading X * Document
Oct 30, 2025 2 min read

Automated Prompt Optimization in DSPy: Mechanisms, Algorithms, and Observability

1. Introduction: The Shift from Manual Prompting to Programmatic Optimization The advent of powerful Large Language Models (LLMs) has revolutionized natural language processing, yet harnessing their full potential often hinges on the art and science of prompt engineering.1 Traditionally, crafting effective prompts has been a manual, iterative, and often
May 14, 2025 20 min read
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