01June 21, 2026
Fixing Git Push Upstream Errors After Creating a New RemoteA practical Git build log on fixing the fatal: current branch main has no upstream branch error after connecting a local project to a new remote repository.
Read noteWeb101 by Han
Technical notes on web development, AI systems, and practical software engineering.
Build logs, implementation guides, and practical explanations from real software work.
17
published notes
4
topic paths
1
author archive
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- Problem-first technical notes
- Code, setup, constraints, and trade-offs
- Related notes and category paths on every article
- Sitemap includes topic pages and article URLs
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13 notes
Web Development
Frontend architecture, deployment, hosting, performance, and implementation guides.
Start here for frontend, hosting, deployment, monitoring, and practical website engineering.
Example note
Deploying One Git Project to Both GitHub and Hugging Face Spaces
5 notes
AI Systems
RAG, LLM workflows, vector search, embeddings, and applied machine learning systems.
Use this path for RAG, embeddings, vector search, LLM behavior, and applied ML systems.
Example note
Deploying One Git Project to Both GitHub and Hugging Face Spaces
6 notes
Technical Notes
Build logs, debugging notes, algorithms, and practical implementation details.
Shorter implementation notes, algorithms, debugging notes, and system explanations live here.
Example note
Beyond the Black Box: Implementing KNN for Feature Similarity from Scratch
7 notes
Case Studies
Implementation case studies that document the problem, setup, trade-offs, and result.
Build breakdowns that show the problem, setup, trade-offs, implementation, and result.
Example note
Deploying One Git Project to Both GitHub and Hugging Face Spaces
Featured implementation note
Deploying One Git Project to Both GitHub and Hugging Face Spaces
A practical Git deployment note on managing two remotes in one project: pushing source code to GitHub while also deploying the same app to Hugging Face Spaces.
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Reading paths
Recent notes with stronger internal paths.
Each article now connects back to topic pages and related technical notes, so the archive reads like a structured content site.
02April 27, 2026
Beyond the Black Box: Implementing KNN for Feature Similarity from ScratchA practical walkthrough of K-Nearest Neighbors built from scratch in Python, showing how feature similarity is calculated in multi-dimensional space.
Read note03April 10, 2026
Reducing LLM Hallucinations: Building a RAG-lite Pipeline for Technical DocumentationA practical breakdown of how to reduce LLM hallucinations with a lightweight RAG pipeline using embeddings, FAISS, and top-k retrieval for technical documentation.
Read note04April 7, 2026
Building a Serverless Watchdog: Monitoring Framer 404s with Node.js and AWS LambdaA deep dive into building a custom automated monitoring system for Framer sites. Learn how to deploy a Node.js crawler on AWS Lambda to detect and alert broken links via Slack webhooks.
Read noteAuthor and method
Written as build notes, not generic overviews.
I write about the systems I build, test, compare, or debug. The goal is to show the problem, implementation path, constraints, and what I learned from the result.