Code, Travel, and
Web Development
Practical guides on web development, travel notes, and developer utilities published on Rkyash.
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Guides, tutorials, and code patterns for building web applications.
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Travel notes, destination guides, and lifestyle experiences.
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Browser tools including JSON formatters, image optimizers, and PDF tools.
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Developer & Web Tools Suite
JSON Formatter & Validator
Prettify, format, repair, and validate JSON data instantly in your browser with high performance.
Client-Side Image Optimizer
Compress WebP, PNG, and JPEG images locally without uploading data to external servers.
PDF Merger & Organizer
Combine multiple PDF documents into a single file with custom page reordering directly in-browser.
Articles, guides, and developer utilities
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Code snippets, web development guides, and software architecture walkthroughs.
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Destinations, budget tips, remote work spots, and packing checklists for travel.
Productivity
Practical systems to manage time, set habits, and stay focused while working remotely.
Free web tools
Client-side utilities like JSON formatters, image optimizers, and PDF tools.
Latest Articles
Fresh perspectives and tutorials curated daily.
AI Pair Programming: A Practical CLAUDE.md & Prompt Engineering Guide (2026)
AI coding assistants can generate code quickly, but experienced developers know that building reliable software requires much more than autocomplete. This guide explores practical AI pair programming workflows, including how to organize project context with CLAUDE.md, write prompts that produce production-ready code, and use AI for architecture discussions, debugging, and code reviews.
Junior Devs Use try-catch Everywhere. Senior Devs Don’t.
Why using `try-catch` in every method makes your code worse — and what senior ASP.NET Core developers do instead
Stop Coding Alone: Why Every Developer Needs These AI Power Tools
Discover how AI pair programming tools like Codex and Claude are transforming software development by helping developers write code faster, debug smarter, and ship better software.
Production-Ready Git Branching Strategy for Modern Teams
A simple, beginner-friendly Git branching strategy for modern teams. Learn how to protect production, ship safely, and scale with CI/CD.
Advanced Git Commands & Workflows for Senior Developers
Master advanced Git commands and workflows with real-world examples, internals, and best practices used by senior developers in production environments.
Git Setup for Beginners: Step-by-Step Tutorial
Learn what Git is, how to install it, and use basic Git commands like init, add, commit, status, and diff with simple examples for beginners.
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