Tom Marrs Books

JBoss at Work
JBoss at Work

By Scott Davis, Tom Marrs

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JBoss at Work
JBoss at Work

By Scott Davis, Tom Marrs

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Personal Reconstruction
Personal Reconstruction
Jboss at Work
Jboss at Work

By Scott Davis, Tom Marrs

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JSON At Work: Practical Data Integration For The Web
JSON At Work: Practical Data Integration For The Web

By Tom Marrs, Marrs, Tom

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JSON is becoming the backbone for meaningful data interchange over the internet. This format is now supported by an entire ecosystem of standards, tools, and technologies for building truly elegant...

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Related Articles from our Blog

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.

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