PEP 686: Python Finally Kills the Windows Locale Default
Python 3.15 makes UTF-8 the default across all platforms. Legacy PowerShell 5.1 can still get in the way.
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Val Data
Data insights, analytics, and technical explorations.
I’m Dominick Ryan, a systems and IT operations engineer. I build dependable cloud foundations, automate administrative overhead through code, and profile compute, security, and lifecycle trade-offs across distributed environments. This site documents systems benchmarks, operational architectures, and technical postmortems from platforms I maintain. There are also some personal opinions and musings, which you are free to ignore, embrace, or rail against as suits you.
My Posts
Air-Gap Your AI for Fun and Safety: When Local Models Make the Most Sense
How a hybrid workflow pairing basic Python pre-filtering with a local, air-gapped AI model turned an unmanageable 40 MB production log dump into an actionable root-cause analysis.
Don't Call Me If You're a Quitter
Reflections on history, economic friction, and resilience while walking the streets of Tbilisi.
Interactive Projects & Tools
Live Transit & Weather
BMT Brighton Line Tracker
Real-time MTA arrival tracking, live weather commute alerts, and historical performance diagnostics for the Q and B corridor.
Launch Tracker →
Macroeconomic Modeling
Housing Market Simulation
Interactive computational model simulating regional listing volumes, inventory absorption, foreclosure rates, and market pricing.
Run Simulation →
Physics & Complexity
Boids Flocking
Observe emergent complexity through three simple steering rules: Separation, Alignment, and Cohesion in a real-time vector canvas.
Launch Simulation →My Reading List
Distributed Systems static.googleusercontent.com
Bigtable: A Distributed Storage System for Structured Data
Outlines Bigtable, Google's proprietary wide-column distributed storage system designed to scale to petabytes of structured data across thousands of commodity servers.
Genomics / CRISPR doi.org
A Programmable Dual-RNA–Guided DNA Endonuclease in Adaptive Bacterial Immunity
The landmark study demonstrating that the CRISPR/Cas9 system can be programmed to cut specific DNA sequences, laying the foundation for modern gene editing.
Databases seas.upenn.edu
A Relational Model of Data for Large Shared Data Banks
Codd's seminal paper introducing the relational model for databases, establishing concepts like relations, domains, keys, and normalization that revolutionized modern database design.