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Net-Framework/ASP_dot_Net-Core/Data-Model/Linq Linq: Output to a variable list 16.08.2018 2 Linq: Output to a variable list How to pass the query results of a Linq query to a free list? Solution: with list and elements of type Object Net-Framework/ASP_dot_Net-Core/Data-Model/Linq Linq: Select Fields in Query 16.08.2018 2 Linq: Select Fields in Query Error: object does not contain a definition for fieldname Net-Framework/ASP_dot_Net-Core/Data-Model/Linq the type or namespace name dbAppData_Context does not exist 10.08.2018 15 Problem: Occurs when updating the data model when updating the model at the WPF with an EF Entity Framework connection to a SQL Server database, then it may be that the connection is taken over incorrectly as a data context Net-Framework/ASP_dot_Net-Core/Data-Model/Linq Delete record in Linq 10.08.2018 14 Delete record in Linq Code snippet: delete record call Net-Framework/ASP_dot_Net-Core/Data-Model/Linq Code snippet: Create Linq Select table from ID number fields 10.08.2018 17 Code snippet: Create Linq Select table from ID number fields call Net-Framework/WPF/HTML-Documents Evaluate Json in WPF 09.08.2018 37 Evaluate Json in WPF Task: I would like to evaluate a Json return from a website in WPF Net-Framework/ASP_dot_Net-Core/API Json error: A method was called at an unexpected time 09.08.2018 21 Json error: A method was called at an unexpected time Problem: When evaluating an Api interface which returns a pure value list, the error comes that the method was called at an unexpected time Solution: When evaluating Json re Net-Framework/ASP_dot_Net-Core/API StatusCode: 405, ReasonPhrase: Method Not Allowed 09.08.2018 25 StatusCode: 405, ReasonPhrase: "Method Not Allowed" Problem: when accessing an Api-Delete interface from WPF on Asp Net Core MVC, the response StatusCode 405 Net-Framework/WPF/HTML-Documents httpClient Error: There is no mapped character in the multi-byte codepage for the Unicode character. HRESULT: 0x80070459 08.08.2018 27 There is no mapped character in the multi-byte codepage for the Unicode character (Exception from HRESULT: 0x80070459) Problem: W Net-Framework/WPF How to create a database connection in WPF and connect to EF Entity Framework 02.08.2018 54 If you've added an existing database as a draft to the WPF project, the easiest way to create a data connection is to double-click the database under Visual Studio This opens the Server Explorer and integrates the SQL Server database as Datat Conn Net-Framework/ASP_dot_Net-Core/Errors/IIS-AspCore-Errors Kestrel web server Asp.Net Core 2 MVC hangs 11.05.2018 382 Status: Open After a few incorrect accesses to SQL Server, the internal web server of Asp Net Core MVC hangs The problem is that then the entire application hangs for all web clients You then have to restart the IIS web server and web application by stopping th Net-Framework/ASP_dot_Net-Core/Code-Example Browser in Asp.Net Core 2 with Wangkanai 23.04.2018 505 How to determine the browser in Asp Net Core 2 and determine if it is a mobile device Net Framework, alt First of all, there is no query on the server in Asp Net Core as in Asp Net Framework In asp net MVC Net framework and Net-Framework/ASP_dot_Net/HTML HTML: Move the position of an element only up to a certain position 20.04.2018 211 How does one set it that an HTML element is only moved to a certain position when the browser moves the page? View browser In this example, the DIV area on a web page is only moved to the top of the window The element thus always remai Net-Framework/ASP_dot_Net-Core/Basics/Route Asp core redirect http to https and www. To directly domain host 19.04.2018 737 Asp core redirect to and To directly domain host This article describes how to redirect the addresses from to in an Asp Net Core MVC project and additionally to move the domain from to domain com without redirects All elements such as the website and Net-Framework/ASP_dot_Net-Core/Errors/IIS-AspCore-Errors Asp Net Core MVC: Login failed for user IIS APPPOOL \ Readdy 19.04.2018 980 Asp Net Core MVC: Login failed for user 'IIS APPPOOL Readdy' The following error message comes when you want to access an SQL Server in an Asp Net Core 2 MVC application -> An error occurred using the connection to database Status: solve Net-Framework/ASP_dot_Net-Core/Errors/IIS-AspCore-Errors Error message: An assembly specified in the application dependencies manifest was not found 18.04.2018 1015 Error message: An assembly specified in the application dependencies manifest deps json was not found Status: solved Following error in detail: Net-Framework/ASP_dot_Net-Core/Project-Setup Where to find the Asp.Net Core Project File 18.04.2018 223 In the Asp Net Core project file, the settings for the Asp Net Core application are set The file naming is with the ending csproj in the application like MeinAspProjekt csproj Many tutorials refer to the project file again and again in the xml structure Net-Framework/ASP_dot_Net-Core/Project-Setup Wo findet man die Asp.Net Core Projekt File 18.04.2018 223 in der Asp Net Core Projekt-Datei werden die Einstellungen zu der Asp Net Core Anwendung eingestellt Die Dateibenennung ist mit der endung csproj in der Anwendung wie MeinAspProjekt csproj In vielen Tutorials wird immer wieder auf die Projektdatei verwiesen und in de Net-Framework/ASP_dot_Net-Core/Errors/IIS-AspCore-Errors Asp Core Error: Could not create stdoutLogFile 18.04.2018 1625 Where are the detail errors of the Asp Net Core web application written? When creating an Asp Net core application, errors are written by the IIS Internet Information Server in the Windows Event Viewer and internal errors of the Asp Net Core application are written int Net-Framework/ASP_dot_Net-Core/Errors/IIS-AspCore-Errors Finding bugs in Asp.Net Core 2 MVC applications. 18.04.2018 383 Where to Find the Error Description, Error Log Files for Asp Net Core Applications on Windows Server 2016 with IIS 10, 8 5 When I publish my application to the Windows IIS Internet Information Server, the error Error 502 5 Process Failure appears Net-Framework/ASP_dot_Net-Core/IIS-Setup Server Error 500. Asp Core 2 MVC on IIS Website Setup 13.04.2018 178 Server Error 500, Website: Asp net mvc core 2 Server: IIS Server on Windows Server 2016 HTTP-Fehler Net-Framework/ASP_dot_Net/IIS-Server Server Error: 403 - Forbidden: Access denied. 13.04.2018 500 When setting up my new IIS server comes the error message that 403 does not have access to the page Manual: Setup domain with IIS System: IIS on a new Windows Server 2016 Net-Framework/ASP_dot_Net-Core/Code-Example Asp.Net Core 2 MVC: Email Sender Client Write. 05.04.2018 501 By default, Asp Net Core MVC refers to the Api interface to the Email Service Provider: EmailGrid But you can also just set up your own email client to an email server like MailEnable Mailenable is a free email system and runs stably on all windows servers Net-Framework/ASP_dot_Net-Core/Code-Example Asp core: Cookie read and write 05.04.2018 185 Cookie reading string sIDReference = Request Cookies[ "r" ] ToString(); Net-Framework/ASP_dot_Net/HTML/JavaScript Javascript Code: Resize Border to add and remove an image 04.04.2018 208 This code example adds a changeable frame to an HTML image when the mouse clicks When dragging the frame in the lower right corner then changes the displayed image size If you leave the editor (div element), all resize frames are automatically removed and the imag Net-Framework/ASP_dot_Net/HTML/JavaScript Javascript: frame HTML element with another element 04.04.2018 166 This javascript code snippet does the following: Clicking on an HTML Image element surrounds it with a div element The first step is to create a div element var div = document createEleme Net-Framework/ASP_dot_Net/HTML Javascript: attach event to all children 04.04.2018 136 Task: how can you add an event to all elements of a given HTML tag? Description: HTML, Javascript The following example shows how to attach all P-Html elements in a Div container element with a click-event Net-Framework/ASP_dot_Net-Core/jQuery/jQuery-Errors jQuery: function click does not work 04.04.2018 160 Problem: jQuery events click and mouseenter do not work In my jQuery script, the jquery event assignment does not work $( Net-Framework/ASP_dot_Net-Core/Data-Model/Linq EF: Determine new ID of a data record 03.04.2018 168 Question: How do you get the new ID of a record that you attach to a table in SQL Server using EF Entity Framework? Solution: You create a blank record from the appropriate MVC data model, fill it with new values ​​and default values Net-Framework/ASP_dot_Net-Core/Data-Model/Linq Asp MVC: Output Data from SQL Server directly to a List Type 03.04.2018 140 Asp MVC: Output Data from SQL Server directly to a List Normal call: Get data with Linq-EF from a database table Disadvantage: the results are of type var and have yet to be manually transferred to a list var