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Dev · Sunday, 26 July 2026 · Issue 57 · 12 stories

Go’s modular analysis, Ruff’s 413 rules, Claude 5 cuts prompts 80%

Languages & Frameworks

Tools & Platforms

Self‑hosted CCTV for Raspberry Pi cuts cloud costs and protects privacy

CheapSecurity lets you turn any Linux SBC and a USB webcam into a full‑featured CCTV system that stores video locally, runs on a few hundred megabytes, and offers motion detection, email and Telegram alerts, and night‑mode enhancement. No cloud subscription, no data leakage, just a privacy‑first, cost‑effective surveillance setup for hobbyists and small offices.

github.com ↗9 min read at source

AI-Assisted Development

Anthropic cuts Claude 5 prompts by 80% to simplify context engineering

Anthropic found it can drop over 80% of Claude Code’s system prompt for Claude 5 models without hurting coding performance. The new guidance advises developers to stop over‑constraining prompts and let the model use judgment and built‑in tools like memory and skills. This simplifies context engineering and unlocks more flexible agent designs.

claude.com ↗8 min read at source

Engineering Practice

The shell colon builtin: a no‑op that fuels safety and clean scripts

The colon (:) is the shell’s built‑in null command, but it can do much more: it lets you replace multi‑line argument checks with a single ${var:?msg} line, set default values, truncate files, test file permissions, and serve as a placeholder in traps. Using : shrinks boilerplate and makes scripts easier to read and debug.

refp.se ↗5 min read at source

Careers & Open Source

You’re caught up.

That was all 12 stories in the 26 July issue.