Hamidul Islam
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Hamidul Islam

Full Stack Developer specializing in Next.js and TypeScript

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©2025 Hamidul Islam. All rights reserved.

    BlogBlog 

    Insights, tutorials, and thoughts on web development and design

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    Featured Post

    100% Hardware Utilization Guide: The Complete Guide to CPU, I/O, Memory, and Network Optimization
    Featured
    100% Hardware Utilization Guide: The Complete Guide to CPU, I/O, Memory, and Network Optimization
    Complete performance optimization guide covering CPU, I/O, memory, and network bottlenecks. Learn profiling, parallelization, caching, and production patterns.
    performance optimization
    CPU-bound optimization
    I/O-bound optimization
    Oct 31, 2025
    55 min read
    When Atoms Meet Algorithms: How sum = 10 + 5; Travels through My Laptop
    When Atoms Meet Algorithms: How sum = 10 + 5; Travels through My Laptop
    I want my code to be the best in the world, so I’m diving deep inside my computer to understand exactly what happens when I write one line of code, and how **I can optimize every step
    computer-architecture
    digital-logic
    transistors
    Oct 18, 2025
    7 min read
    🚀 Master System Design Hack: Build Any Architecture Layer by Layer
    🚀 Master System Design Hack: Build Any Architecture Layer by Layer
    Skip the chaos of memorizing 100+ patterns. This framework shows you how to design systems by layers—from edge to storage—picking just 1–2 proven patterns per layer, running quick capacity calculations, and starting with the simplest implementation first. Perfect for interviews and real-world production: scale, availability, and security come naturally as you iterate.
    system design
    scalability
    high availability
    Aug 29, 2025
    11 min read
    The Complete Guide to Programming Principles: From Beginner to Expert
    The Complete Guide to Programming Principles: From Beginner to Expert
    Master all essential programming principles with practical examples in TypeScript. A comprehensive guide covering SOLID, ACID, Clean Code, Architecture, and more.
    programming
    best-practices
    software-engineering
    Jun 6, 2025
    37 min read
    Next.js Feature-Based Architecture Guide
    Next.js Feature-Based Architecture Guide
    A comprehensive guide to scalable domain structure with TypeScript
    nextjs
    typescript
    architecture
    Jun 1, 2025
    15 min read
    The Limits of Human Knowledge: How Far We Can Go
    The Limits of Human Knowledge: How Far We Can Go
    We chase knowledge endlessly — from science to the stars — but what are the boundaries we can never cross? Explore the ultimate limits of human understanding and what may be humanity's final invention — all through the lens of the Qur’an
    QuranicWisdom
    SignsOfTheHour
    SpiritualLimits
    Apr 23, 2025
    3 min read
    JavaScript Fundamentals to Master for React Development
    JavaScript Fundamentals to Master for React Development
    React itself isn't a complete departure from JavaScript; rather, it's a library that embraces modern JavaScript patterns. Strengthening your understanding of these patterns will make you more effective with React.
    javascript
    react
    web development
    Mar 28, 2025
    5 min read
    Professional HTML Styling: The Ultimate Guide to Accessible UI
    Professional HTML Styling: The Ultimate Guide to Accessible UI
    As a frontend engineer with over a decade of experience working on enterprise applications, I've observed that the gap between amateur and professional UI development often comes down to a handful of critical styling principles. Let's dive into what makes enterprise-level HTML styling different.
    HTML
    CSS
    WebDesign
    Mar 27, 2025
    12 min read
    The Ultimate Guide to Multi-Tenancy in Next.js: Building Scalable SaaS Applications
    The Ultimate Guide to Multi-Tenancy in Next.js: Building Scalable SaaS Applications
    Building a multi-tenant Next.js application requires careful planning and implementation, but the benefits in terms of scalability, maintainability, and resource efficiency make it worthwhile for SaaS applications.
    next.js multi-tenancy
    saas architecture next.js
    subdomain multi-tenant
    Mar 24, 2025
    26 min read
    The Ultimate Guide to Component Building: 15 Rules That Google Engineers Swear By
    The Ultimate Guide to Component Building: 15 Rules That Google Engineers Swear By
    Master the art of component architecture with these expert-level rules that will transform how you build web applications. From atomic design to performance optimization, this comprehensive guide covers best practices that both beginners and senior developers need to know.
    component design
    web development
    React
    Mar 21, 2025
    18 min read