David Kopec Books

Classic Computer Science Problems in Swift

By David Kopec

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Classic Computer Science Problems in Java

By David Kopec

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Computer Science From Scratch

By David Kopec

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Test and sharpen your Python skills with seven guided projects that explore popular computer science challenges.Computer science can feel unapproachable for those without a formal CS education. Fun...

Computer Science From Scratch

By David Kopec

Average: 0.00, 0 Ratings

How to Convert ISBN-10 to ISBN-13 (and Vice Versa): A Complete Guide

If you’re in the world of books—whether as a publisher, librarian, bookseller, or avid collector—you’ve likely come across the terms ISBN-10 and ISBN-13. Understanding these formats and knowing how to convert between them is essential for maintaining consistency and compatibility in book records. In this post, we’ll cover everything you need to know about ISBN conversions, step by step.

What is an EAN and How Does it Relate to an ISBN?

If you’ve ever purchased a product online or in a store, you’ve likely come across a barcode. Behind these barcodes lies a standardized system that makes modern commerce possible. Two key codes often encountered are the EAN (European Article Number) and ISBN (International Standard Book Number). But what are they, how are they connected, and why are they so crucial? Let’s explore.