explainerDeveloper
What Is Base64 Encoding? A Plain-English Guide
Base64 turns binary data into plain text so it can travel through systems that only accept text. Learn how it works, when to use it, and when not to.
2026-03-23·6 min read
PublicTools Blog
Guides, Tutorials & Tool Deep-Dives
Practical guides for developers, marketers, and small business owners. No fluff — just useful.
→
how-toFinance
How to Split Bills Fairly (With Real Examples)
Splitting bills gets awkward fast. Here's how to do it fairly — evenly, by percentage, or based on what each person ordered — with a free calculator.
2026-03-22·7 min read
how-toMarketing
How to Track Campaigns with UTM Parameters
Learn how UTM parameters work and build tracking links in 30 seconds. Free UTM builder included — no signup required.
2026-03-21·2 min read
comparisonDeveloper
JSON vs XML in 2026 — Which Should You Use?
JSON and XML aren't interchangeable. Here's exactly when to use each — with real examples, a clear verdict, and a free JSON formatter.
2026-03-20·9 min read