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Developer Tools

When to prompt for MFA: step-up authentication for sensitive actions

Where an app should ask for a second factor: every login path, risky changes, admin elevation and new devices, plus risk signals and how to avoid fatigue.

Oct 18, 20263 min read
Developer Tools

When to fine-tune an LLM and when better prompting is enough

Fine-tune only after evals show prompting and context fall short. A plain decision guide with the cases where training a model actually pays off.

Oct 18, 20263 min read
Developer Tools

When not to use AI test generation: five cases to skip it

AI test generation is not always the right tool. Five situations where writing tests by hand, or not at all, gives better protection for the effort.

Oct 18, 20263 min read
Developer Tools

What VS Code Settings Sync copies, and the security trade offs

Settings Sync copies more than settings: installed extensions, MCP server configs and profiles too. See what syncs, what does not, and how to exclude.

Oct 18, 20263 min read
Developer Tools

What the integrity field in package-lock.json actually protects

The integrity hash in package-lock.json detects a tarball changed after locking, not a bad version you locked. See the limits and a diff review routine.

Oct 18, 20263 min read
Developer Tools

What is Matter? The smart home standard in plain words

Matter is an IP based smart home standard from the Connectivity Standards Alliance. What it is, what it runs on, and what it does and does not promise.

Oct 18, 20263 min read
Developer Tools

What is LoRA fine-tuning and why does it cost less?

LoRA freezes the base model and trains small low-rank matrices, cutting trainable parameters and memory. What it means in practice and its limits.

Oct 18, 20263 min read
Developer Tools

What is GGUF, and what does quantization do to a local model?

GGUF is a model file format for local inference, and quantization shrinks weights to fewer bits. What the Q4 and Q8 names mean and what to test.

Oct 18, 20263 min read
Developer Tools

What is Claude Cowork? Plans, where it runs and its limits

Cowork brings Claude Code style agent work to non-terminal tasks. Plans, cloud versus local sessions, usage cost and current limitations, from Anthropic.

Oct 18, 20263 min read

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