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Saturday, February 21, 2009

Getting Objects from the Object Context, not the database

by Julie Lerman via Julie Lerman on 2/21/2009 3:03:34 PM

I flatter myself by suggesting that this comes from "the great minds think alike department", as Danny Simmons has written a blog showing how to do something that I am quite fond of - searching the ObjectContext for entities that are already in memory. If you don't know EF very well, you might assume this is an obvious task, but unfortunately it's not. The GetObjectByKey method will search first in the context but then go to the database if the entity is not already in there. What's ... [ read more ]

Web-scraping with VB's XML support

by ljw1004 via Lucian's VBlog on 2/21/2009 2:37:00 AM

There was an interesting article about using VB's XML support for generating HTML: http://www.infoq.com/news/2009/02/MVC-VB . I've been using VB and XML for the reverse purpose -- scraping web pages to retreive information. I enjoy sailing , and I wanted to find historical data on windspeeds to know when would be the best time of year to set out on a long trip. (Answer: March and April have the best winds around Seattle). I found an excellent site, to scrape from, http://www. ... [ read more ] 1 comment(s)

When ….

by bill via @ Head - Bill McCarthy - VB on 2/21/2009 1:56:52 AM

VB has a lot of high level features other .Net languages, in particular C# don’t. Sadly these are often overlooked by some developers because other languages like C# don’t have them – the lowest common denominator syndrome. This is sad because many of these features are actually part of the .NET runtime. For example, VB has full interface mapping, C# has only a limited form of interface mapping they call explicit interface implementation which for them relies on a constr ... [ read more ]

© 2005 Serge Baranovsky. All rights reserved.
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