What Is an API and How Do You Use One?
Learn what an API is, how services exchange information, and how to make a safe first request.
DexBase notes
Blog
Short notes about new entries, catalog changes and sources worth opening.
What Is a Database and a Directory? The Difference
See how databases and directories differ, when each structure is useful, and how to identify a reliable source.
RGB, HSL, HSV, CMYK, XYZ, Yxy, Hunter Lab, CIE Lab, LCH and LUV
Understand what the main color models do, when to use each one, and how to compare shades beyond a visual guess.
Public APIs You Can Test Directly in Your Browser
Find public APIs that respond in a browser and learn to test endpoints without exposing personal data or keys.
How to Read a JSON Response Without Coding
Learn to recognize keys, values, lists, and objects in a JSON response and find the information you need.
How to Find the Right Compatible Cartridge for Your Printer
Learn how to identify the right cartridge by printer model, cartridge code, region, and page yield before buying.