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How to: Learning about LINQ #computers #solution #dev

Learning about LINQ Overview

One of the things I’ve asked a lot about on this site is LINQ. The questions I’ve asked have been wide and varied and often don’t have much context behind them. So in an attempt to consolidate the knowledge I’ve acquired on Linq I’m posting this question with a view to maintaining and updating it with additional information as I continue to learn about LINQ.

I also…

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How to: Sorting a list using Lambda/Linq to objects #programming #computers #fix

Sorting a list using Lambda/Linq to objects

I have the name of the “sort by property” in a string. I will need to use Lambda/Linq to sort the list of objects.

Ex:

public class Employee { public string FirstName {set; get;} public string LastName {set; get;} public DateTime DOB {set; get;} } public void Sort(ref List list, string sortBy, string sortDirection) { //Example data: //sortBy =…

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How to: Remove duplicates in the list using linq

Remove duplicates in the list using linq

I have a class Items with properties (Id, Name, Code, Price).

The List of Items is populated with duplicated items.

For ex.:

1 Item1 IT00001 $100 2 Item2 IT00002 $200 3 Item3 IT00003 $150 1 Item1 IT00001 $100 3 Item3 IT00003 $150

How to remove the duplicates in the list using linq?

Answer: Remove duplicates in the list using linq

var distinctItems =…

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Fixed Dynamic LINQ OrderBy on IEnumerable<T> #dev #it #asnwer

Fixed Dynamic LINQ OrderBy on IEnumerable #dev #it #asnwer

Dynamic LINQ OrderBy on IEnumerable<T>

I found an example in the VS2008 Examples for Dynamic LINQ that allows you to use a sql-like string (e.g. OrderBy("Name, Age DESC")) for ordering. Unfortunately, the method included only works on IQueryable<T>;. Is there any way to get this functionality on IEnumerable<T>?

Answer: Dynamic LINQ OrderBy on IEnumerable<T>

I guess it would work to use…

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How to: Learning about LINQ

Learning about LINQ Overview

One of the things I’ve asked a lot about on this site is LINQ. The questions I’ve asked have been wide and varied and often don’t have much context behind them. So in an attempt to consolidate the knowledge I’ve acquired on Linq I’m posting this question with a view to maintaining and updating it with additional information as I continue to learn about LINQ.

I also…

View On WordPress

#linq #linq-to-entities #linq-to-objects #linq-to-sql

How to: Sorting a list using Lambda/Linq to objects

Sorting a list using Lambda/Linq to objects

I have the name of the “sort by property” in a string. I will need to use Lambda/Linq to sort the list of objects.

Ex:

public class Employee { public string FirstName {set; get;} public string LastName {set; get;} public DateTime DOB {set; get;} } public void Sort(ref List list, string sortBy, string sortDirection) { //Example data: //sortBy =…

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#c #lambda #linq #linq-to-objects

How to: Dynamic LINQ OrderBy on IEnumerable<T>

How to: Dynamic LINQ OrderBy on IEnumerable

Dynamic LINQ OrderBy on IEnumerable<T>

I found an example in the VS2008 Examples for Dynamic LINQ that allows you to use a sql-like string (e.g. OrderBy("Name, Age DESC")) for ordering. Unfortunately, the method included only works on IQueryable<T>;. Is there any way to get this functionality on IEnumerable<T>?

Answer: Dynamic LINQ OrderBy on IEnumerable<T>

You can convert the IEnumerable to…

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#linq-to-objects

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