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Windows

Coding tips and build notes by Mahir Faysal, a student web developer in Bangladesh: tested Python, HTML, CSS, JavaScript and PHP tutorials, plus notes from my Next.js and Gemini projects. Sample posts are marked and drafts stay in the admin area.

What Is UAC in Windows? User Account Control Explained for Beginners
Coding tips

What Is UAC in Windows? User Account Control Explained for Beginners

UAC (User Account Control) is the Windows feature that runs your apps with standard rights and asks before anything gets admin power. Here’s how the two tokens, the dimmed secure desktop, the four slider levels and the registry settings fit together.

October 11, 2026 · 13 min read · 1 view

NTFS vs FAT32 vs exFAT: Which Format Should You Use? (Windows 2026)
Coding tips

NTFS vs FAT32 vs exFAT: Which Format Should You Use? (Windows 2026)

Use NTFS for internal Windows drives, exFAT for USB sticks and SD cards you share with a Mac, and FAT32 only for small or old devices. Here are the real limits (4 GB files, 32 GB format cap), the security differences and the commands.

October 11, 2026 · 12 min read · 0 views

What Is %windir%? Windows Environment Variables Explained (With a List)
Coding tips

What Is %windir%? Windows Environment Variables Explained (With a List)

%windir% is an environment variable that points to the Windows folder, usually C:\Windows. Here’s what the common variables mean, the difference between user and system variables, set vs setx, PowerShell’s $Env: syntax and how PATH finds programs.

October 11, 2026 · 11 min read · 1 view

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