Jim Van Meggelen Books

Asterisk

By Leif Madsen, Jim Van Meggelen, Jared Smith

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Asterisk

By Leif Madsen, Jim Van Meggelen, Jared Smith

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Asterisk

By Jim Van Meggelen

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This bestselling book is now the standard guide to building phone systems with Asterisk, the open source IP PBX that has traditional telephony providers running scared! Revised for the 1.4 release...

Asterisk Cookbook

By Leif Madsen, Evan Henshaw Plath, Kristian Kielhofner, Jim Van Meggelen, John Todd

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Asterisk

By Leif Madsen, Jim Van Meggelen, Russell Bryant

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Asterisk

By Leif Madsen, Jim Van Meggelen, Jared Smith

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Asterisk

By Leif Madsen, Jim Van Meggelen, Russell Bryant

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Asterisk

By Leif Madsen, Jim Van Muggelen, Russell Bryant

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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.