linux6 min read•
FreeBSD 14.5 vs 15: Should You Upgrade in Production?
FreeBSD 14.5 just landed with key fixes. Here's a clear framework for deciding whether to jump to FreeBSD 15 now or stay on 14.x.
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Coding Best Practices
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coding5 min
Gemini 3.8 Flash: Avoid a Bigger API Bill Now
Gemini 3.8 Flash kept its sticker price. Here's how thinking_level, caching, and a real token audit stop your API bill from creeping up anyway.
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coding6 min
Sample Size Calculator for Robot Policy Comparison
90% vs 92% success rates look decisive, until you run the power analysis. Here's how many rollouts you actually need to trust the difference.
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coding7 min
Cloudflare Workers D1 vs KV: Which Storage to Use?
D1, KV, R2, or Durable Objects? A practical guide mapping real API data patterns to the right Cloudflare Workers storage binding.
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coding5 min read•
Best LLM Quant Format for Every Apple Silicon Chip
MXFP4 lost to Q4_K_M on an M2 by 1.8x. Here's why that result flips depending on which Apple Silicon chip you actually own.
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coding5 min read•
Bar Chart vs Histogram: When to Use Each in Python
You just wrapped Matplotlib basics, but which chart fits your data? Here's the real decision behind bar charts and histograms, not just the syntax.
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coding6 min read•
Claude on AWS: Bedrock vs Platform Security Checklist
A practical, numbered audit checklist for choosing between Claude Platform on AWS and Amazon Bedrock based on data risk and compliance needs.
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coding4 min read•
How to Read Open-Source Code Like a Senior Engineer
A step-by-step process for reading unfamiliar codebases: where to start, how to use git blame and PR history, and how to extract patterns worth keeping.
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linux4 min read•
Force Upgrade Ubuntu 24.04 to 26.04 Early? Read This First
Canonical blocked the 24.04-to-26.04 upgrade over rust-coreutils bugs. Here's how to bypass it manually, and why you probably shouldn't.
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coding6 min read•
Ports and Adapters Pattern in Java: A Spring Guide
A hardcoded REST call becomes three costly rewrites. See how a Spring Boot bridge-api and bridge-impl split isolates transport changes from business logic for good.
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linux6 min read•
How to Safely Test a Linux Kernel Release Candidate
Linux 7.3-rc1 is out. Here's how to test it safely on a VM or spare partition, and how to report regressions so they actually get fixed.
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coding8 min read•
Retrofitting a Hash Chain Into an Existing Audit Log
A practical playbook for teams retrofitting tamper-evidence onto an existing plain SQL audit log: backfilling hashes, genesis points, cutover, and key custody.
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