New Blog Site @ http://robtiffany.com

Hey everyone,     Just wanted to let you know that I’m continuing this blog over at robtiffany.com.  I’ve finally decided to make better use of my personal Domain name and I’m switching to WordPress from the blog management system we use at MSDN.  As a Mobility Architect at Microsoft, I will continue to give you my…

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Mobile Architecture Pocket Guide v1.1

Just wanted to let everyone know that version 1.1 of the Mobile Architecture Pocket Guide is now available on CodePlex at http://www.codeplex.com/AppArch/Release/ProjectReleases.aspx?ReleaseId=19798.  This is the first patterns & practices update to this guide since 2002 so it’s a welcome sight to to have it out there for all our Windows Mobile developers. I’ve spent the…

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See you in Barcelona for Tech Ed EMEA Dev

Looking forward to seeing lots of familiar faces and meeting new ones starting December 10th at Tech Ed EMEA!  While I ran the Windows Mobile track for Tech Ed North America last June in Orlando, this time around I’ll just be delivering a couple of presentations and spending most of my time helping empower delegates…

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New Resco MobileForms Release for NETCF

Just in case all you mobile developers didn’t hear, Resco has released Volume 3 of their MobileForms Toolkit 2008. Resco MobileForms Toolkit contains: Resco CustomKeyboard for .NET – flexible control supporting custom keyboard layouts Resco SmartGrid for .NET – powerful grid control with built-in auto edit capabilities Resco AdvancedList for .NET – professional list control…

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Chapter 1 of my new Book is Ready!

Mobile Data Synchronization with Microsoft SQL Server 2005 and SQL Server Compact > Second Edition Achieving Global Scalability via Merge Replication Republishing Download and review the PDF from my Windows Live SkyDrive @ http://cid-8b9c82da88af61fc.skydrive.live.com/self.aspx/Sync/Ch%201.pdf The new book shows you how to scale out your Merge Replication Architecture with Republishing.  It’s chock full of new insight…

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Listen to Rob’s Windows Mobile Interview on .NET Rocks!

  I was recently interviewed by Carl Franklin and Richard Campbell who run one of the Internet’s most popular developer sites, .NET Rocks!  You can catch the interview at http://www.dotnetrocks.com/default.aspx?showNum=384 where you can either listen to it live via the website, or download it to your favorite device to listen later. I cover the current state…

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Welcome to the New Windows Mobile Developer Center

A quick glance at the Windows Mobile Developer Center clues you in to the fact that we’ve done a complete overhaul of the site.  For years, our “bread and butter” has been delivering you content on Smart Device Development which most often included articles on building apps with the .NET Compact Framework and SQL Server…

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Mobile Scalability + Staggering Performance

As you know from my recent posts, I’ve been hanging out at 1,200 concurrent Subscribers trying to boost performance. When I first hit the 1,200 Subscriber mark, I was able to change and replicate ~13 million rows per hour.  I was happy with the scalability, but the performance was no better than what I achieved…

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My New Book is Now Available!

“Windows Mobile Data Synchronization with SQL Server 2005 and SQL Server Compact 3.1” is now available in print!  Those of you in the continental U.S. can just buy it directly from the Hood Canal Press site at http://www.hoodcanalpress.com/catalog.htm and get free ground shipping.  It’s on Amazon in the U.S. so you can order it at http://www.amazon.com/Windows-Mobile-Synchronization-Server-Compact/dp/0979891205/ref=sr_1_13?ie=UTF8&s=books&qid=1199744085&sr=1-13 as well.  At Amazon UK…

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Yes, We Can Scale to 1,200 Concurrent Subscribers!

Yet again, I’ve doubled the number of concurrent Subscribers to 1,200 where each Subscriber is equivalant to a Windows Mobile device.  I used 6 servers running 200 Subscribers each to create client load, plus 3 load-balanced IIS servers, and a separate SQL Server Distributor and Publisher.  Each IIS server had its MAX_THREAD_PER_POOL registry setting set to 10 and had to handle 400 concurrent Subscribers.  With…

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