https://neshonshrestha.com/Recent content on Neshon ShresthaHugoen-usSun, 02 Aug 2026 00:00:00 +0000https://neshonshrestha.com/kb/claude-code-basics/Sun, 02 Aug 2026 00:00:00 +0000https://neshonshrestha.com/kb/claude-code-basics/<h2 id="what-it-is">What It Is</h2> <p>Claude Code is Anthropic&rsquo;s CLI tool for AI-assisted development. It runs in your terminal, reads your project files, and helps you build, debug, and understand code through conversation. It&rsquo;s available as a CLI, desktop app, web app, and IDE extension.</p> <h2 id="key-concepts">Key Concepts</h2> <p><strong>CLAUDE.md</strong> — A file at the root of your project that gives Claude context about your project. Conventions, structure, how to run things. Think of it as onboarding docs for your AI pair programmer. This is your biggest leverage multiplier.</p>https://neshonshrestha.com/kb/aws-security-groups-copy/Sun, 02 Aug 2026 00:00:00 +0000https://neshonshrestha.com/kb/aws-security-groups-copy/<h2 id="the-problem">The Problem</h2> <p>Customers often need to replicate security group configurations when migrating workloads across VPCs, regions, or AWS accounts. This comes up during disaster recovery setup, multi-region deployments, or account migrations.</p> <h2 id="why-this-isnt-straightforward">Why This Isn&rsquo;t Straightforward</h2> <p>AWS doesn&rsquo;t provide a native one-click way to copy a security group to a different VPC. The console only lets you copy within the same VPC/region. If you&rsquo;re moving across regions or accounts, you&rsquo;re stuck manually recreating rules — which is error-prone when a security group has dozens of rules.</p>