Barry Heinz Books

Upgrading To Lotus Notes And Domino 7: Upgrade Your Company To The Latest Version Of Lotus Notes And Domino.

By Tara Hall, Tim Speed, Dick McCarrick, Barry Heinz, Matthew Henry, Wendi Pohs, Tim Speed, Dick McCarrick, Barry Heinz, Tara Hall, Matthew Henry, Wendi Pohs

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Written in a concise and friendly style, packed with tips and a practical project, this book will instruct you on using PHPEclipse to make your PHP application development more efficient, and cut...

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.