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Thursday, January 25, 2007 7:32 PM

Video on Linq Queries and Delayed Evaluation

I recently recorded a video with Charlie Calvert about Linq queries and delayed evaluation . You can find it here (streaming video). Download it here.
Posted by wesdyer | 11 Comments
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Tuesday, January 09, 2007 9:14 PM

About Queries

This concludes my series of posts about queries. I will still discuss them occassionally and if anyone has any specific questions then I would be very glad to address them. Query Expression Posts 1. Comprehending Comprehensions What are queries? How are
Posted by wesdyer | 5 Comments
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Monday, January 08, 2007 7:59 PM

Another Model for Query Interpretation

An imperative model for interpreting Linq to Objects queries has already been discussed , but are there any other models or method for interpreting queries? It turns out that there are other models. Linq to SQL queries operate in a completely different
Posted by wesdyer | 4 Comments
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Thursday, January 04, 2007 4:55 PM

Having Trouble with Queries

A Funny Joke and a Sad Joke There is a joke that goes something like this: Two men are hopelessly lost in hot air balloon. Their condition is aggravated by the fact that they are enshrouded by a thicket of fog. When it seems all is lost, suddenly the
Posted by wesdyer | 9 Comments
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Wednesday, January 03, 2007 1:40 AM

How Linq to Objects Queries Work

If you have ever tried to step through a Linq to Objects query in the debugger, you may have been mildly surprised at the results. It may have seemed as if the program had a mind of its own and ran certain expressions when it wanted to and not when it
Posted by wesdyer | 12 Comments
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Tuesday, December 26, 2006 8:43 PM

A Model for Query Interpretation

Evaluating Query Expressions After writing the code to translate query expressions and remove transparent identifiers, one of my first desires was to write a tool that would generate query expressions to test the correctness of the code. Of course, I
Posted by wesdyer | 14 Comments
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Tuesday, December 26, 2006 2:01 AM

Reading and Writing Queries

Now that we have discussed some of the underpinnings of query expressions, we can turn our attention to how to use them. As has already discussed , most people who see query expressions immediately think of SQL and often even mistake query expressions
Posted by wesdyer | 3 Comments
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Friday, December 22, 2006 11:20 PM

Thus Quoth the Humble Programmer

I love Scheme! It is such a beautiful language. I was first introduced to it during college. At that time, I thought it was an interesting language but I didn't see the power of the language until later. That moment came when I experienced reading The
Posted by wesdyer | 6 Comments
Friday, December 22, 2006 7:53 PM

Transparent Identifiers

My last post described in detail how query expressions in C# are translated, but I have a confession to make. I did a little bit of hand waving through one part of the translation rules. The astute reader (whomever that is, whenever I read such things
Posted by wesdyer | 9 Comments
Thursday, December 21, 2006 10:35 PM

Comprehending Comprehensions

Not long ago, I was reading through some articles posted on programming.reddit.com when I came across an article claiming that C# is trying to be a dynamic language . One user posted a comment that mentioned that C# 3.0 included among other things "embedded
Posted by wesdyer | 7 Comments
 
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