Author: Jasper Siegmund

VS Designer throwing ‘Operation could not be completed’ error.

Today, while working with the Linq designer, my Visual Studio installation started throwing errors at me. They stated ‘Operation could not be completed’ followed by some Dutch nonsence which didn’t help much. At first, I thought this had to do with me altering the database structure and then opening the Linq designer again. I tried deleting some

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LinqDataSource not deleting records

I ran into a small problem using the LinqDataSource as a datasource for a GridView or ListView (the new 3.5 ListView features quite nice functionality, with an insert-capable grid!). I had set up a datasource with a ListView bound to it which had a button per row to call the ‘Delete’ command. The other commands seemed

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More Linq to SQL

If you’re into ASP.NET and you want to learn Linq to SQL to provide your user with data from your SQL database, you need Scott Guthrie. And if you don’t know that name yet, you should definitely check out his blog. For his articles on Linq to SQL, please check out these links: Part 1:

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Free stuff from Microsoft

Surfing around the web I stumbled upon this blogpost from Mohamed Ahmed Meligy writing about free stuff from MS. I thought this would be somekind of action I missed out on and was already too late to sign up for. But no! I tried and this link still takes you to a Microsoft site which requires

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My first Linq steps

First of all, I would like to wish you all a happy new year. I know it’s a bit late for that, but I didn’t get (or take…) a chance to post my first blogpost of 2008 earlier. I’m eager to find out what this next year is going to bring us, but I guess I’ll

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Versioncontrol & Inconsistent filesizes

It’s been a while since my last blogpost. That’s primarily beacuse I’m doing a lot of non-web work at the moment so there’s not too much to blog about. But now I received a question from a customer which I cannot answer. It seems SharePoint’s file saving functionality is a bit inconsistent when version control

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Surface not just yet

Sooner as I expected, Microsoft is launching surface for the whole world to be seen. But it’s not going as fast as they’d like it to go. I’m wondering how soon we’ll actually see one, I’m reading things about 2000 orders in over 50 countries. That’s 40 per country on average, and that’s not so

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Presence in your own apps!

Bart Wessels’ blog caught my eye once more, blogging about the possibility of adding presence to your own applications. This means you can enable the little popup menu, showing the users’ IM status, availability and contact information, in your own (webbased) applications. Very exiting and I will definitely be trying this soon. I am curious

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Exchange OWA without Forms Authentication

In many organizations, Outlook Web Access is used to enable employees to view their e-mail and calendar online. In most cases, the enabled access uses Forms Authentication to display a neat Outlook login form in which users may enter their accountname and password to gain access to the web access environment. SharePoint is able to

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