Ron Hardman Books

Expert Oracle Pl Sql

By Ron Hardman, Michael McLaughlin

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Shadow Fox

By Jessica Hardman, Ron Hardman

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Oracle Database 10g PL SQL Programming

By Ron Hardman, Scott Urman, Michael McLaughlin

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Oracle Database 10g PL SQL Programming

By Scott Urman

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"This fifth edition is principally rewritten, and includes all new examples and coverage of advanced topics like object oriented programming with PL/SQL, external routines, job scheduling, and more...

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.