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Questions tagged linq

654 questions · page 3 of 14

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15
votes
3
answers

System.Linq.Dynamic - Can I use IN clause in WHERE statement

c# .net linq dynamic
asked 2012-04-17T07:05:53.030
10
votes
1
answers

Adding filter expressions dynamically to an array

c# linq
asked 2012-04-15T14:43:57.397
8
votes
7
answers

C# LINQ append an item to the end of an array

c# linq
asked 2012-03-29T15:18:19.177
15
votes
4
answers

Converting SQL Rank() to LINQ, or alternative

c# sql linq linq-to-sql
asked 2012-03-26T14:24:24.123
18
votes
2
answers

What is the Big O of linq .where?

c# linq big-o where-clause
asked 2012-03-25T22:47:50.217
44
votes
6
answers

How to handle nulls in LINQ when using Min or Max?

c# .net linq null
asked 2012-03-24T14:41:26.557
26
votes
2
answers

Joining Rx Streams

c# linq system.reactive
asked 2012-03-18T11:56:13.847
12
votes
4
answers

Converting a lambda expression into a unique key for caching

c# linq caching linq-expressions
asked 2012-03-17T03:01:20.267
12
votes
4
answers

How to merge/sum records by group using LINQ?

c# linq
asked 2012-03-16T18:09:16.800
44
votes
3
answers

Iterate through properties and values of an object returned via a linq query on a domain model

c# linq entity-framework telerik-open-access
asked 2012-03-15T16:44:18.980
14
votes
1
answers

How to build a dynamic AND OR linq expression tree in a loop

c# linq
asked 2012-03-15T14:47:06.760
11
votes
2
answers

LINQ Count() until, is this more efficient?

c# performance linq ienumerable micro-optimization
asked 2012-03-09T01:21:01.640
81
votes
1
answers

How to set property value using Expressions?

c# linq expression
asked 2012-03-07T12:39:58.710
20
votes
2
answers

Fastest way to convert string array to double array?

c# .net linq
asked 2012-03-01T21:50:28.080
10
votes
2
answers

Linq orderyby boolean

c# linq sql-order-by
asked 2012-02-28T11:28:04.337
214
votes
7
answers

Find() vs. Where().FirstOrDefault()

c# linq linq-to-objects
asked 2012-02-17T20:35:28.477
14
votes
5
answers

Is it possible to accelerate (dynamic) LINQ queries using GPU?

c# linq gpu dynamic-linq
asked 2012-02-15T17:43:09.180
14
votes
1
answers

"CLR detected an Invalid Program" when using Enumerable.ToDictionary with an extension method

c# linq clr extension-methods
asked 2012-02-15T11:39:28.673
36
votes
6
answers

OrderBy and List vs. IOrderedEnumerable

c# linq
asked 2012-02-14T22:53:11.237
28
votes
7
answers

Why does ReSharper suggest I convert a for loop into a LINQ expression?

c# linq for-loop resharper
asked 2012-02-14T09:20:51.667
18
votes
5
answers

bulk insert with linq-to-sql

c# linq linq-to-sql
asked 2012-02-10T00:08:00.990
11
votes
3
answers

Removing elements from binding list

c# wpf linq bindinglist
asked 2012-02-08T14:56:18.810
66
votes
5
answers

Updating an item property within IEnumerable but the property doesn't stay set?

c# linq
asked 2012-02-01T22:16:32.527
9
votes
4
answers

Linq, is select().SingleorDefault() a bad idea?

c# asp.net linq
asked 2012-01-31T05:40:43.417
10
votes
2
answers

Using Linq on a Client Object model result from sharepoint

c# linq sharepoint-2010
asked 2012-01-25T11:26:56.113
9
votes
3
answers

How can I create a dynamic Select on an IEnumerable<T> at runtime?

c# linq reflection duck-typing
asked 2012-01-24T16:18:23.650
10
votes
6
answers

Should the UI layer be able to pass lambda expressions into the service layer instead of calling a specific method?

c# asp.net .net linq architecture
asked 2012-01-24T15:12:30.120
18
votes
0
answers

Convert SQL to LINQ Query

c# sql linq
asked 2012-01-24T14:29:38.367
50
votes
3
answers

Sequence contains no elements exception in linq without even using Single

c# string linq linq-to-objects sequences
asked 2012-01-15T06:08:25.433
13
votes
5
answers

Cast IQueryable<EntityObject> to IQueryable<Specific>

c# linq entity-framework casting iqueryable
asked 2012-01-11T12:07:00.617
101
votes
7
answers

Multiple WHERE Clauses with LINQ extension methods

c# linq
asked 2012-01-09T16:17:39.877
11
votes
1
answers

How To Create Generic Data Access Object (DAO) CRUD Methods with LINQ to SQL

c# linq linq-to-sql crud dao
asked 2012-01-07T02:18:51.693
52
votes
5
answers

C# Linq where clause as a variable

c# linq linq-to-objects
asked 2012-01-03T20:55:40.840
11
votes
5
answers

Why the order of LINQ to objects methods counts

c# .net performance linq
asked 2011-12-21T19:31:32.010
11
votes
5
answers

Difference linq and plinq

linq plinq
asked 2011-12-16T21:57:36.553
31
votes
6
answers

How to retrieve last 5 records using LINQ method or query expression in C#

c# linq entity-framework-4.1
asked 2011-12-16T10:20:59.677
11
votes
6
answers

Cast<T>() with a Type variable

c# linq casting enums
asked 2011-12-15T18:45:43.423
11
votes
6
answers

LINQ to Entities only supports casting Entity Data Model primitive types?

c# asp.net-mvc asp.net-mvc-3 linq entity-framework
asked 2011-12-13T21:30:58.310
10
votes
5
answers

ASP:ListBox Get Selected Items - One Liner?

c# asp.net linq listbox c#-3.0
asked 2011-12-12T18:24:32.217
8
votes
2
answers

Converting lambda expression into an expression tree

linq lambda
asked 2011-12-07T18:10:49.277
8
votes
2
answers

How keep carriage return from parsing XML

c# xml linq c#-4.0 linq-to-xml
asked 2011-12-05T10:58:31.773
62
votes
6
answers

The LINQ expression node type 'ArrayIndex' is not supported in LINQ to Entities

c# arrays linq entity-framework linq-to-entities
asked 2011-12-02T09:03:03.760
8
votes
3
answers

LINQ lambda - convert int to string

c# .net linq exception
asked 2011-11-30T12:06:50.690
16
votes
2
answers

Can I build Tuples from IEnumerables using Linq?

c# linq tuples
asked 2011-11-29T13:42:44.327
16
votes
3
answers

linq to entities, a where in where clause? (inner where)

c# linq entity-framework lambda linq-to-entities
asked 2011-11-24T14:45:53.147
113
votes
10
answers

Count property vs Count() method?

c# linq list collections count
asked 2011-11-01T16:11:53.820
11
votes
3
answers

user trimstart in entity framework query

c# .net linq entity-framework
asked 2011-10-29T02:59:07.677
146
votes
7
answers

Why does Enumerable.All return true for an empty sequence?

c# .net linq enumerable
asked 2011-10-25T05:00:18.107
9
votes
2
answers

LinqPad adds an S to the end of every table

linq linq-to-sql linqpad
asked 2011-10-20T08:33:54.580
8
votes
1
answers

Using Linq query inside List<T>.AddRange to conditionally add elements from one list to another

c# linq
asked 2011-10-19T15:23:16.803
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