Talk:Layer (object-oriented design)

External links modified
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I have just modified one external link on Layer (object-oriented design). Please take a moment to review my edit. If you have any questions, or need the bot to ignore the links, or the page altogether, please visit this simple FaQ for additional information. I made the following changes:
 * Added archive https://web.archive.org/web/20080616095449/http://www.hillside.net/patterns/books/Siemens/abstracts.html to http://hillside.net/patterns/books/Siemens/abstracts.html

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Cheers.— InternetArchiveBot  (Report bug) 21:33, 18 December 2017 (UTC)