LINQ in Action - THE LINQ book

Browse by Tags

• ADO.NET 3.5
• ADO.NET Data Services
• ADO.NET Synchronization Services
• Amazon EC2
• Amazon SimpleDB
• Amazon Web Services
• ASP.NET Dynamic Data
• ASP.NET MVC
• Astoria
• Astoria Project
• Atom 1.0
• AtomPub
• Azure
• Azure Data Services
• Azure Services
• Azure Services Platform
• Azure Storage Services
• Azure Table Services
• Azure Table Storage Services
• C#
• Cloud
• Cloud Computing
• Computing
• Dynamic LINQ
• Dynamic Types
• EC2
• EDM
• EDM Designer
• EF Extensions
• EF v1 Manifesto
• Entity Data Model
• Entity Data Model Designer
• Entity Data Platform
• Entity Framework
• Entity Framework SP1
• Entity Framework v2
• Entity SQL
• EntityDataSource
• eSQL
• Expression Trees
• Extension Methods
• Firebird
• FP Tutorial
• Functional Programming
• LINQ
• LINQ to Active Directory
• LINQ to AD
• LINQ to ADO.NET Data Services
• LINQ to Atom
• LINQ to DataSets
• LINQ to Entities
• LINQ to JavaScript
• LINQ to Objects
• LINQ to REST
• LINQ to SQL
• LINQ to XSD
• LinqDataSource
• MSchema
• MVC
• O/RM
• OAuth
• Object/Relational Mapping
• Object/Relational Modeling
• OpenXML
• OpenXmlSdk
• OSLO
• Parallel LINQ
• PDC 2008
• PDC2008
• PLINQ
• PowerTools
• Project Astoria
• Quadrant
• Quadrant Entity Editor
• QuickBase
• REST
• REST APIs
• Screencast
• SDS
• SharePoint
• SharePoint 2010
• Silverlight 2
• Silverlight 3
• SimpleDB
• SQL Azure
• SQL Azure Database
• SQL Data Services
• SQLite
• SubSonic
• T4
• T4 Templates
• Table Storage Services
• TechEd2008
• Useful Code Snippets
• Visual Studio 2010
• VS 2010
• WCF
• Windows Azure
• WPF
• xml

• Convert XDocument to XmlDocument (and Convert XmlDocument to XDocument)

  Some time ago, I blogged about an approach for converting an XElement object to an XmlNode object , and vice versa. This is useful when you want to use a programming interface that takes and returns objects of type XmlNode, but you want to use the expressiveness Read More... Posted Friday, March 05, 2010 6:49 AM from Eric White's Blog : LINQ | (Comments Off) Filed under: LINQ, xml, LINQ to XML

• Rollup Extension Method: Create Running Totals using LINQ to Objects

  Recently, I had need for a new extension method for IEnumerable<T>, which I call "Rollup". This extension method is sort of a cross between the Select and Aggregate extension methods. Like Select, when using this extension method you write a lambda Read More... Posted Monday, February 15, 2010 9:53 AM from Eric White's Blog : LINQ | (Comments Off) Filed under: LINQ, LINQ to XML, Functional Programming, C#

• Writing Entity References using LINQ to XML

  I need to write out some XHtml, and in several places, I want that XHtml to contain entities references. However, you can't simply write the entitle reference like this: XElement p = new XElement ( "p" , "  Hello" ); Console .WriteLine(p); Read More... Posted Thursday, January 21, 2010 8:35 AM from Eric White's Blog : LINQ | (Comments Off) Filed under: LINQ, xml, LINQ to XML, Functional Programming

• LINQ and Entity Framework Posts for 10/19/2009+

  Note: This post is updated weekly or more frequently, depending on the availability of new articles. Entity Framework and Entity Data Model (EF/EDM) Julie Lerman created a Screencast – What’s new in the Entity Data Model Designer in VS2010 and posted Read More... Posted Sunday, October 25, 2009 1:38 PM from OakLeaf Systems | (Comments Off) Filed under: LINQ, EDM, LINQ to XML, SharePoint, LINQ to SQL, Astoria, Entity Data Model, Entity Framework, Astoria Project, ADO.NET Data Services, Entity Framework v2, LINQ to Objects, SharePoint 2010

• LINQ and Entity Framework Posts for 9/21/2009+

  Note: This post is updated weekly or more frequently, depending on the availability of new articles. Entity Framework and Entity Data Model (EF/EDM) Nikolaos Kantzelis dives into ASP.NET 4.0,SEO and meta tags in this 9/27/2009 post: I am thinking to create Read More... Posted Sunday, September 27, 2009 10:34 AM from OakLeaf Systems | (Comments Off) Filed under: LINQ, EDM, LINQ to XML, LINQ to SQL, Entity Data Model, Entity Framework, LINQ to Entities, ASP.NET Dynamic Data, Entity SQL, Entity Framework v2, LINQ to Objects

• DescendantsAndSelfTrimmed LINQ to XML Axis Method

  [Blog Map] There are some circumstances where I need a variation on the DescendantsAndSelf axis method that allows me to specify that specific elements (and the descendants of those elements) are ‘trimmed’ from the returned collection. One of the things Read More... Posted Wednesday, August 19, 2009 12:01 PM from Eric White's Blog : LINQ | (Comments Off) Filed under: LINQ, xml, LINQ to XML, Useful Code Snippets, Functional Programming

• Merging Comments from Multiple Open XML Documents into a Single Document

  Microsoft Word 2007 allows you to lock a document, prohibiting users from making changes to content, while allowing them to add comments. If we have multiple documents that have the same content yet different comments, we can merge those comments into Read More... Posted Monday, July 27, 2009 4:14 PM from Eric White's Blog : LINQ | (Comments Off) Filed under: LINQ, OpenXML, LINQ to XML, OpenXmlSdk, Useful Code Snippets, Functional Programming

• A Tutorial in the Recursive Approach to Pure Functional Transformations of XML

  [Blog Map] Writing pure functional transformations a in a recursive style enables us to put together interesting transformations in a very small amount of code. Using some specific techniques that allow us to write this code very concisely, this approach Read More... Posted Monday, July 20, 2009 6:28 AM from Eric White's Blog : LINQ | (Comments Off) Filed under: LINQ, xml, OpenXML, LINQ to XML, Useful Code Snippets, Functional Programming, C#

• LINQ and Entity Framework Posts for 7/6/2009+

  Note: This post is updated daily or more frequently, depending on the availability of new articles. Entity Framework and Entity Data Model (EF/EDM) Gunnar Piepman explains Entity Framework 4.0: How to use POCOs in this 7/11/2009 post: Entity Framework Read More... Posted Saturday, July 11, 2009 4:02 PM from OakLeaf Systems | (Comments Off) Filed under: LINQ, EDM, LINQ to XML, LINQ to SQL, Astoria, Entity Data Model, Entity Framework, Astoria Project, ASP.NET Dynamic Data, ADO.NET Data Services, SQL Data Services, Entity Framework v2, Silverlight 3, SQL Azure, SQL Azure Database

• Document-Centric Transforms using LINQ to XML

  [Blog Map] When thought of in a certain way, XML documents come in two flavors – data-centric and document-centric. Further, there are two types of document-centric documents. This post presents my thoughts about approaches to various types of document-centric Read More... Posted Thursday, July 09, 2009 11:16 AM from Eric White's Blog : LINQ | (Comments Off) Filed under: LINQ, xml, OpenXML, LINQ to XML, OpenXmlSdk, Useful Code Snippets, Functional Programming

• Empty Elements and Self-Closing Tags

  Last January, I blogged about an approach to normalizing LINQ to XML trees . That post is based on another post, Manually Cloning LINQ to XML Trees . In those posts, my code to clone an element would clone a self-closing element (<Tag/>) as self-closing, Read More... Posted Tuesday, July 07, 2009 4:06 PM from Eric White's Blog : LINQ | (Comments Off) Filed under: LINQ, xml, LINQ to XML

• Comparing Two Open XML Documents using the Zip Extension Method

  [BlogMap] Sometimes we want to compare two word processing documents to see if they contain the same content. I’m working on a blog post to merge comments from multiple Open XML documents into a single document. This is based on a feature in Word 2007 Read More... Posted Sunday, July 05, 2009 9:09 AM from Eric White's Blog : LINQ | (Comments Off) Filed under: LINQ, OpenXML, LINQ to XML, OpenXmlSdk, Useful Code Snippets, Functional Programming

• LINQ and Entity Framework Posts for 6/29/2009+

  Note: This post is updated with a frequency that depends on the availability of new articles. Entity Framework and Entity Data Model (EF/EDM) Danny Simmons continues his DPMud series with D3: Building Great Software is a Battle, Don’t Leave Any Assets Read More... Posted Saturday, July 04, 2009 10:34 AM from OakLeaf Systems | (Comments Off) Filed under: LINQ, EDM, LINQ to XML, LINQ to SQL, Entity Data Model, Entity Framework, MVC, ASP.NET Dynamic Data, Entity Framework v2, SubSonic, T4 Templates, T4

• Querying LINQ to XML Nodes in Reverse Document Order with Better Performance

  Occasionally I need to query LINQ to XML nodes in reverse document order. I’m currently writing some LINQ to XML queries over Open XML documents where I need to select paragraph nodes based on content in the immediately preceding paragraph. However, nodes Read More... Posted Wednesday, June 24, 2009 10:25 AM from Eric White's Blog : LINQ | (Comments Off) Filed under: LINQ, OpenXML, LINQ to XML, Useful Code Snippets, Functional Programming

• Working with Optional Elements and Attributes in LINQ to XML Queries

  Often XML schemas allow for optional elements and attributes. When you write queries on these elements or attributes, you may be tempted to write code that does lots of testing for null. There is a better way to do this, laid out in this post. I covered Read More... Posted Wednesday, May 13, 2009 9:02 PM from Eric White's Blog : LINQ | (Comments Off) Filed under: LINQ, xml, LINQ to XML, Functional Programming