The 4% Rule: Where Retirement's Most Famous Number Comes From (2026)
What Bengen 1994 and the Trinity study actually tested, how the 4% rule gets misused, and why CPF LIFE and EPF change th...
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Run ComfyUI on CPU in Docker: Node-Graph Image Generation Without a GPU (2026)
We pinned ComfyUI v0.28.0 in a python:3.13-slim container, hit a torchaudio ABI trap and an 8 GB OOM kill, and still ren...
Macros Explained: Where the Protein, Carb and Fat Targets Actually Come From (2026)
Macro targets traced to source: the government AMDR bands and 0.8 g/kg RDA versus 40/30/30 and the 1 g/lb gym rule, and...
How Much Water Do You Actually Need? The '8 Glasses' Rule vs the Evidence (2026)
No study ever backed '8 glasses a day.' What NASEM, EFSA and Singapore's HPB actually publish, why coffee counts, and ho...
Who Sees Your DNS? DoH, DoT and What Encrypted DNS Actually Hides (2026)
DoT, DoH and DoQ encrypt your DNS queries, but destination IPs, the TLS SNI and your resolver still see plenty. What the...
Self-Host LiteLLM with Docker: One OpenAI-Compatible Endpoint for Every Model (2026)
We ran LiteLLM v1.93.0 against a local Ollama model in Docker: pinned tags, a 4-line config, token metering, and the wro...
How to Transcribe Speech Offline with whisper.cpp in Docker (2026)
We ran whisper.cpp v1.9.1 in Docker: an amd64-only tag trap, a SIGILL crash, a gcc fp16 build fix — then 7.3 s of speech...
That 30-Second Code: How Authenticator Apps Actually Work (2026)
The six digits in your authenticator app come from two short public standards. We walk the algorithm step by step and un...
Passkeys Explained: What Actually Replaces Your Passwords (2026)
What a passkey is per the WebAuthn spec, NIST's synced vs device-bound line, recovery on Apple, Google and Windows, and...
How to Run Aider With a Local Ollama Model in Docker (2026)
We ran aider v0.86.2 in Docker against a 986 MB local Qwen model. Same prompt twice: one hallucinated diff, one clean au...
Sleep Cycles and the 90-Minute Rule: What the Science Actually Says (2026)
Two NIH institutes give two different sleep-cycle lengths, and neither is a fixed 90 minutes. What the primary sources r...
Qdrant vs Weaviate vs Milvus vs Pinecone: Vector Databases for RAG (2026)
Four vector databases compared for RAG in 2026: licenses, Docker self-host commands, embedded modes, managed pricing fro...
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