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Command Line Interface

CLI is a text-based user interface used to interact with a computer's operating system or software by typing commands into a terminal.

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Stop Using `diff` on CSV Files — Build a Semantic CSV Diff in 200 Lines of Python

Stop Using `diff` on CSV Files — Build a Semantic CSV Diff in 200 Lines of Python

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9 min read
grep's flat output is the wrong abstraction for exploratory searches

grep's flat output is the wrong abstraction for exploratory searches

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9 min read
Writing a Privacy Tool You Can Actually Trust: exif-stripper in 500 Lines of Python

Writing a Privacy Tool You Can Actually Trust: exif-stripper in 500 Lines of Python

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8 min read
git-parsec: The Git Worktree Manager Your Team Needs

git-parsec: The Git Worktree Manager Your Team Needs

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7 min read
Building a Simple Password Generator in Go: From Idea to Release

Building a Simple Password Generator in Go: From Idea to Release

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2 min read
I Built a jq Alternative That Speaks JSONPath — and Deliberately Wrote Almost No Parser Code

I Built a jq Alternative That Speaks JSONPath — and Deliberately Wrote Almost No Parser Code

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9 min read
Best engineers are artists, so I built an git-like art tool for the terminal

Best engineers are artists, so I built an git-like art tool for the terminal

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2 min read
Your .env.example Is Not a Schema. Here's a 400-Line Python CLI That Fixes That

Your .env.example Is Not a Schema. Here's a 400-Line Python CLI That Fixes That

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9 min read
OverTheWire: Bandit Level 0

OverTheWire: Bandit Level 0

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1 min read
Versioned Schema Contracts in a Go CLI: How obs.v0.1 Prevents Silent Breaks

Versioned Schema Contracts in a Go CLI: How obs.v0.1 Prevents Silent Breaks

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3 min read
The Hidden Cost of Checking Nepali Dates as a Developer

The Hidden Cost of Checking Nepali Dates as a Developer

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2 min read
I ported codex-plugin-cc to Gemini CLI — here's how ACP replaces App Server Protocol

I ported codex-plugin-cc to Gemini CLI — here's how ACP replaces App Server Protocol

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9 min read
What's new in llm-cli-gateway

What's new in llm-cli-gateway

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5 min read
5 Claude Code Agentic Workflow Patterns — Which One Fits Your Work?

5 Claude Code Agentic Workflow Patterns — Which One Fits Your Work?

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5 min read
cat: What It Is, What It Does, and Why It does it Matter

cat: What It Is, What It Does, and Why It does it Matter

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2 min read
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