Writing

Blog.

Thoughts on web development, software engineering, and building things that matter. 6 posts and counting.

Transfer Your Domain to a Cheaper Registrar

Your domain renewal just got expensive. Here is how to transfer it to a cheaper registrar without any downtime, broken links, or SEO impact — step by step.

Jul 6, 20263 min readRead

DevOpsCloudflareDNS

Get a Free Custom Domain Email (Without Paying a Penny)

A step-by-step guide to setting up a free custom domain email like hello@yourdomain.com using Cloudflare Email Routing — no separate inbox required.

Jul 4, 20264 min readRead

AuthenticationAzureOAuth2

Azure B2C Authentication with OAuth 2.0 and PKCE

A practical walkthrough of moving from frontend-owned authentication to backend session orchestration with Azure B2C, calling the OAuth 2.0 endpoints directly with PKCE and JWT cookies.

Jun 30, 20264 min readRead

ProductivityGitGitHub

Set Up Multiple Git Profile on the Same Machine

A one-time SSH and Git configuration that lets your work and personal GitHub accounts coexist on the same machine without ever switching between them.

Jun 27, 20264 min readRead

React.jsSEOPerformance

React Performance Optimization Techniques

A practical guide to the most useful React performance techniques — what they do, how to use them, and just as importantly, when you actually need them.

May 31, 20265 min readRead

DSABig OAlgorithms

Understanding Big O Notation

A practical guide to Big O notation — how to measure time and space complexity, the rules for simplifying it, and why logarithms show up so often in algorithm analysis.

Apr 30, 20265 min readRead