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entity-framework-core

EF. The connection was not closed. The connection’s current state is connecting

August 28, 2022 by Magenaut

I have jwt auth:

Categories ASP.NET, Q&A Tags asp.net, asp.net-core, c#, entity-framework, entity-framework-core Leave a comment

Unable to track an entity of type because primary key property ‘id’ is null

August 27, 2022 by Magenaut

After I upgraded to Asp.Net Core 3.0 I am getting the following error for my Identity class when attempting to create a user:

Categories ASP.NET, Q&A Tags asp.net, asp.net-core, c#, entity-framework-core Leave a comment

UseSqlServer method missing MVC 6

August 26, 2022 by Magenaut

I am trying to implement Entity Framework 7 in MVC 6, and on this page here it says to do

Categories ASP.NET, Q&A Tags asp.net, asp.net-core-mvc, c#, entity-framework, entity-framework-core Leave a comment

EFCore – How to have multiple navigation properties to the same type?

August 25, 2022 by Magenaut

My model contains the classes Post and PostHistory, where Post has a one-to-many relationship with PostHistory.

Categories ASP.NET, Q&A Tags .net, asp.net, c#, entity-framework, entity-framework-core Leave a comment

Building a parameterized EntityFramework Core Expression

August 25, 2022 by Magenaut

Hi, I’m trying to build an Expression to get a generic entity by its primary key and getting a parameterized sql query.

Categories ASP.NET, Q&A Tags asp.net, c#, entity-framework-core Leave a comment

EF Core Many-to-Many self join

August 23, 2022 by Magenaut

I am trying to describe a many-to-many self-referential relationship to Entity Framework Core 2. Essentially what I’m trying to model is a sort of tree structure, in which each element can have an arbitrary number of parent and child elements (so I guess more a graph than a tree). Here’s what I have so far:

Categories ASP.NET, Q&A Tags .net-core, asp.net, c#, entity-framework, entity-framework-core Leave a comment
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  1. michealSmith07 on Is there a way to dynamically refresh the less command?August 21, 2022

    That is a very nice post. I like this post.

  2. anonymous on Fix libwacom9 dependency issue when upgrade DebianJune 27, 2022

    saved my day!! Thanks for the help…

  3. sreedhar on Fix libwacom9 dependency issue when upgrade DebianMay 10, 2022

    Thanks its working

  4. saintnick on Fix libwacom9 dependency issue when upgrade DebianMay 10, 2022

    remove libwacom2 worked for me as well

  5. ranafoul on Fix libwacom9 dependency issue when upgrade DebianApril 22, 2022

    apt remove libwacom2 helped on kali 2022.01. gr8

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