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  • Jon Andreas Grenness
    Jon Andreas Grenness
    5,055 Points

    Error when trying to create a 'stub' course

    Posted December 13, 2021 1:40pm by Jon Andreas Grenness
    Jon Andreas Grenness
    5,055 Points
    • C#
    • Entity Framework Basics
    • CRUD Operations
    • Deleting an Entity

    2 Answers

  • saikiran maddukuri
    saikiran maddukuri
    17,919 Points

    What is the use of Attach?

    Posted September 2, 2019 5:42am by saikiran maddukuri
    saikiran maddukuri
    17,919 Points
    • C#
    • Entity Framework Basics
    • CRUD Operations
    • Updating Entities

    0 Answers

  • Juan Ignacio Scopp
    PLUS
    Juan Ignacio Scopp
    Courses Plus Student 291 Points

    When did the ComicBookLibraryManager method get coded?

    Posted November 17, 2018 12:22pm by Juan Ignacio Scopp
    Juan Ignacio Scopp
    Courses Plus Student 291 Points
    • C#
    • Entity Framework Basics
    • CRUD Operations
    • Creating Entities

    1 Answer

  • Mark Ramos
    Mark Ramos
    19,209 Points

    Errors when loading this project

    Posted September 4, 2018 7:50pm by Mark Ramos
    Mark Ramos
    19,209 Points
    • C#
    • Entity Framework Basics
    • CRUD Operations
    • Creating Entities

    1 Answer

  • jared eiseman
    jared eiseman
    29,023 Points

    Not sure I understand what's going on here...

    Posted July 12, 2018 11:47pm by jared eiseman
    jared eiseman
    29,023 Points
    • C#
    • Entity Framework Basics
    • CRUD Operations
    • Updating an Entity

    1 Answer

  • olu adesina
    olu adesina
    23,007 Points

    Attach() in ENTITY FRAMEWORK

    Posted July 12, 2018 3:42pm by olu adesina
    olu adesina
    23,007 Points
    • C#
    • Entity Framework Basics
    • CRUD Operations
    • Updating Entities

    1 Answer

  • Robert Patterson
    Robert Patterson
    2,915 Points

    using the 'Attach' method keeps throwing error: System.InvalidOperationException HResult = 0x80131509

    Posted May 1, 2018 4:29am by Robert Patterson
    Robert Patterson
    2,915 Points
    • C#
    • Entity Framework Basics
    • CRUD Operations
    • Updating Entities

    0 Answers

  • Hakim Rachidi
    Hakim Rachidi
    38,491 Points

    When is an entity tracked by the context?

    Posted April 3, 2018 10:25am by Hakim Rachidi
    Hakim Rachidi
    38,491 Points
    • C#
    • Entity Framework Basics
    • CRUD Operations
    • Updating Entities

    1 Answer

  • Lee Puckett
    Lee Puckett
    12,539 Points

    Any tips for this challenge - Updating Entities - appreciated.

    Posted November 15, 2017 5:21pm by Lee Puckett
    Lee Puckett
    12,539 Points
    • C#
    • Entity Framework Basics
    • CRUD Operations
    • Updating an Entity

    4 Answers

  • Larry Singleton
    Larry Singleton
    18,947 Points

    Entity Framework

    Posted July 8, 2017 8:44am by Larry Singleton
    Larry Singleton
    18,947 Points
    • C#
    • Entity Framework Basics
    • CRUD Operations
    • Deleting an Entity

    4 Answers

  • Alexander Olson
    Alexander Olson
    13,067 Points

    Deleting an Entity:

    Posted July 6, 2017 11:20pm by Alexander Olson
    Alexander Olson
    13,067 Points
    • C#
    • Entity Framework Basics
    • CRUD Operations
    • Deleting an Entity

    2 Answers

  • Adam Urteaga
    Adam Urteaga
    19,503 Points

    'GetContext' doesn't exist?

    Posted June 14, 2017 6:05pm by Adam Urteaga
    Adam Urteaga
    19,503 Points
    • C#
    • Entity Framework Basics
    • CRUD Operations
    • Deleting an Entity

    1 Answer

  • Rodi Kubaizi
    Rodi Kubaizi
    1,439 Points

    what do you mean by disconnected entity ?

    Posted June 7, 2017 6:44pm by Rodi Kubaizi
    Rodi Kubaizi
    1,439 Points
    • C#
    • Entity Framework Basics
    • CRUD Operations
    • Section Review

    1 Answer

  • Joe Mackey
    Joe Mackey
    20,418 Points

    In Repository.cs update the AddCourse method to add a course to the context. Instantiate an instance of the

    Posted June 4, 2017 3:37pm by Joe Mackey
    Joe Mackey
    20,418 Points
    • C#
    • Entity Framework Basics
    • CRUD Operations
    • Creating an Entity

    5 Answers

  • Amy Shah
    Amy Shah
    25,337 Points

    very close possibly

    Posted March 11, 2017 4:14pm by Amy Shah
    Amy Shah
    25,337 Points
    • C#
    • Entity Framework Basics
    • CRUD Operations
    • Creating an Entity

    1 Answer

  • Amy Shah
    Amy Shah
    25,337 Points

    i might be very close now

    Posted March 11, 2017 4:13pm by Amy Shah
    Amy Shah
    25,337 Points
    • C#
    • Entity Framework Basics
    • CRUD Operations
    • Updating an Entity

    1 Answer

  • Amy Shah
    Amy Shah
    25,337 Points

    compiler says SaveChanges is not recognized

    Posted March 11, 2017 2:38pm by Amy Shah
    Amy Shah
    25,337 Points
    • C#
    • Entity Framework Basics
    • CRUD Operations
    • Creating an Entity

    1 Answer

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