Hexadecimal Guides
Plain-language guides to hexadecimal — what it is, how conversions work, and what common hex values actually mean.
What Is Hexadecimal?
The foundational explainer — what hex is, why base 16, and how it relates to binary and decimal.
How to Convert Hex to Decimal
A step-by-step tutorial for converting hex to decimal by hand, with worked examples.
What Does 0xFF Mean?
Why 0xFF specifically equals 255, and where this exact value shows up in real code.
Further reading: Hexadecimal — Wikipedia