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A few months ago I published an article about my LINQ AsHierarchy extension method. This extension method can be used to convert a flat collection of records to a hierarchical structure of nested collections. I got a lot of enthusiastic responses and questions so I decided to improve this technique a little further. This new article will describe the new features and demonstrates how to use the LINQ to Objects and the new LINQ to SQL AsHierarchy extension methods. more
2008-08-25 - English - .NET, LINQ, Entity Framework, LINQ to SQL
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This article explains how to convert data from a self referencing table (adjacency model) to a hierarchy of nested collections (nested set model). The new LINQ AsHierarchy() extension method can be used to convert data and bind it to WPF TreeViews. more
2008-03-29 - English - .NET, LINQ, Entity Framework, LINQ to SQL
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Fourth part of this series of articles about LINQ to SQL (.NET 3.5). This article shows the features of the 2 provided visualizers (LINQ to SQL Visualizer & Expression Tree Visualizer), the use of the Refresh method and how to create dynamic strong-typed Where- and OrderBy-clauses. Powerful expression trees can be created easily by using the PredicateBuilder class. more
2008-01-07 - English - .NET, LINQ to SQL
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A few examples about .NET WPF applications using LINQ to SQL. This article will describe how to create nice looking treeviews which are populated with data using LINQ to SQL (or LINQ to Entities). Of course resources, templates, styles, datatriggers, value converters, ... will be utilized. Most examples will also work with Silverlight. more
2007-12-22 - English - .NET, WPF, Silverlight, LINQ to SQL
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Third part of this series of articles about LINQ to SQL (.NET 3.5). This article includes some useful tips about adding sequences and using variables in a LINQ query. Further more the techniques of eager loading and query compiling are covered. more
2007-11-04 - English - .NET, LINQ to SQL
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An article about LINQ to SQL with examples of how to use the LINQPad tool and how to implement inheritance with LINQ. more
2007-09-09 - English - .NET, LINQ to SQL, LINQPad
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An article about LINQ to SQL (Visual Studio 2008 bčta 2) with a lot of code examples using the Northwind database. Following topics are being covered : querying, view entities, view SQL statements, local data shaping, non-mapped properties in partial entity classes, object Relation Diagram versus Class Diagram, data shaping with non-mapped properties, change tracking, bulk operations. more
2007-08-30 - English - .NET, LINQ to SQL
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