linq

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Does LINQ work with IEnumerable?

I have a class that implements IEnumerable, but doesn\'t implement IEnumerable<T>. I can\'t change this class, and I can\'t use another class instead of it. As I\'ve understood from MSDN LINQ ca[详细]

2023-04-12 15:51 分类：问答
Can I update multiple columns using LINQ?

I currently am using existing code that has Sql.Append(\"UPD开发者_开发问答ATE Store SET\" + \"LogoAlign=\'\" + (String.Compare(drpLogoAlign.SelectedValue, String.Empty) == 0 ? \"NULL\" : \"\'\" + dr[详细]

2023-04-12 15:28 分类：问答
Order by in LINQ method syntax

I have tried inserting an 开发者_运维百科orderby into this query in every conceivable spot, but can\'t get it to work. In this linq query, I am pulling a list of unitMixes related to a single property[详细]

2023-04-12 14:33 分类：问答
Linq to Entities with Subselect in select part

We are starting with a MVC project using EF. We will need write a lot of queries in LINQ using subselect and don\'t have figured out yet how this could be done.[详细]

2023-04-12 14:31 分类：问答
Linq expression with multiple input parameters

I wrote the following code and I\'m not able to understand how it is executed. class Program { static void Main(string[] args)[详细]

2023-04-12 13:10 分类：问答
LINQ and Entity Framework, get sum of related rows of a non mapped column

I want to get the sum of applicants that applied to a specific position, this should not be saved as a column.[详细]

2023-04-12 13:06 分类：问答
filter duplicate of one column of data but show all the data from another column

i am doing mvc3 and linQ i have the database like this classstudentgender AjohnMale BGeorgeMale AbillFemale[详细]

2023-04-12 12:24 分类：问答
Count Rows in Linq

I am very new in LINQ I have written following query : var duplicate = fromloginId in DataWorkspace.v2oneboxData.me_employees[详细]

2023-04-12 12:21 分类：问答
handling empty strings using linq

I have a linq statement that searches a number of fields based on user input from a form.Only 1 form field is required, thus I need to handle empty string values.Whats the best way to handle this.Shou[详细]

2023-04-12 11:30 分类：问答
EF4 exception with relationship

I have two entities and there are their POCO: public class DocumentColumn { public virtual long Id { get; set; }[详细]

2023-04-12 11:20 分类：问答