IP Lookup and GeoIP: What You Can (and Can’t) Infer

QR Codes Explained: Uses and Security

What QR codes are, how they work, and security considerations when using them.

September 18, 2023

Understanding Bytes, Kibibytes, and Megabytes

Why 1024 vs 1000 matters, and how to convert accurately.

September 17, 2024

Practical Text Diffing

Ways to compare text and understand changes effectively.

September 22, 2024