Free Code Snippets in C#, Net Framework, Office 365, ASP.Net,WPF, Visual Studio, SQL Server, Antivirus free
#
Create C# COM Control for Office Net-Framework/Controls/COM-ActiveX
Create C# COM Control for Office
10.10.2018 46
Create COM Control for Office This description shows how to create a COM Control and then use it in Microsoft Office The COM Control is created in C # in Visual Studio The description contains the base code in C # for creating a COM control The COM Control is cr

Read text from PDF using iTextSharp Net-Framework/WPF/Code-Samples
Read text from PDF using iTextSharp
10.10.2018 59
Read text from PDF Under C # you can create a complete PDF reader with just a few lines of code For this you can integrate the Nuget Package iTextSharp small Windows program with iTextSharp in C # and WPF

Error AggregateException: The NPM start exited without the Angular CLI was listening for requests Net-Framework/ASP_dot_Net-Core/Angular/Errors
Error AggregateException: The NPM start exited without the Angular CLI was listening for requests
03.09.2018 562
Error AggregateException: The NPM script start exited without the Angular CLI was listening for requests Th

Angular.js SPA app under Visual Studio and Asp.Net Net-Framework/ASP_dot_Net-Core/Angular
Angular.js SPA app under Visual Studio and Asp.Net
03.09.2018 91
Angular js SPA app under Visual Studio and Asp Net How to create a simple Asp Net Core application with Angular js as frontend

Set upload of very large files in Asp.Net MVC Core 2. Net-Framework/ASP_dot_Net-Core/Errors
Set upload of very large files in Asp.Net MVC Core 2.
24.08.2018 559
Set upload of very large files in Asp Net MVC Core 2 Problem: If you want to upload large files or videos with 200 MB or 1 5 GB in asp net core 2 1

Error: A second operation started in this context before a previous asynchronous operation completed. Net-Framework/WPF/Error-Messages
Error: A second operation started in this context before a previous asynchronous operation completed.
20.08.2018 269
Error: A second operation started in this context before a previous asynchronous operation completed Error:

Error: Can not implicitly convert type System.Threading.Tasks.Task  long to long Net-Framework/WPF/Error-Messages
Error: Can not implicitly convert type System.Threading.Tasks.Task long to long
20.08.2018 104
Error: Can not implicitly convert type 'System Threading Tasks Task ' to 'long' Not correct:

Error: The underlying provider failed on Open.EntityFramework Entity Framework Net-Framework/WPF/Entity-Framework
Error: The underlying provider failed on Open.EntityFramework Entity Framework
20.08.2018 145
Error: The underlying provider failed on Open EntityFramework Entity Framework Error message:

Send emails with WPF Net-Framework/WPF/Code-Samples
Send emails with WPF
17.08.2018 96
Send emails with WPF With the following code sample you can easily send emails in WPF applications

Expand Asp.Net Core Startup.cs with Environment Development Net-Framework/ASP_dot_Net-Core/Project-Setup
Expand Asp.Net Core Startup.cs with Environment Development
17.08.2018 103
Task: How can you build a case distinction between development state and runtime publish state in the Startup cs file in Asp Net Core project

Linq: Output to a variable list Net-Framework/ASP_dot_Net-Core/Data-Model/Linq
Linq: Output to a variable list
16.08.2018 91
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

Linq: Select Fields in Query Net-Framework/ASP_dot_Net-Core/Data-Model/Linq
Linq: Select Fields in Query
16.08.2018 117
Linq: Select Fields in Query Error: object does not contain a definition for fieldname

the type or namespace name dbAppData_Context does not exist Net-Framework/ASP_dot_Net-Core/Data-Model/Linq
the type or namespace name dbAppData_Context does not exist
10.08.2018 75
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

Delete record in Linq Net-Framework/ASP_dot_Net-Core/Data-Model/Linq
Delete record in Linq
10.08.2018 91
Delete record in Linq Code snippet: delete record call

Code snippet: Create Linq Select table from ID number fields Net-Framework/ASP_dot_Net-Core/Data-Model/Linq
Code snippet: Create Linq Select table from ID number fields
10.08.2018 80
Code snippet: Create Linq Select table from ID number fields call

Evaluate Json in WPF Net-Framework/WPF/HTML-Documents
Evaluate Json in WPF
09.08.2018 112
Evaluate Json in WPF Task: I would like to evaluate a Json return from a website in WPF

Json error: A method was called at an unexpected time Net-Framework/ASP_dot_Net-Core/API
Json error: A method was called at an unexpected time
09.08.2018 118
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

StatusCode: 405, ReasonPhrase: Method Not Allowed Net-Framework/ASP_dot_Net-Core/API
StatusCode: 405, ReasonPhrase: Method Not Allowed
09.08.2018 179
StatusCode: 405, ReasonPhrase: "Method Not Allowed" Problem: when accessing an Api-Delete interface from WPF on Asp Net Core MVC, the response StatusCode 405

httpClient Error: There is no mapped character in the multi-byte codepage for the Unicode character.  HRESULT: 0x80070459 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 121
There is no mapped character in the multi-byte codepage for the Unicode character (Exception from HRESULT: 0x80070459) Problem: W

How to create a database connection in WPF and connect to EF Entity Framework Net-Framework/WPF
How to create a database connection in WPF and connect to EF Entity Framework
02.08.2018 138
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

Kestrel web server Asp.Net Core 2 MVC hangs Net-Framework/ASP_dot_Net-Core/Errors/IIS-AspCore-Errors
Kestrel web server Asp.Net Core 2 MVC hangs
11.05.2018 613
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

Browser in Asp.Net Core 2 with Wangkanai Net-Framework/ASP_dot_Net-Core/Code-Example
Browser in Asp.Net Core 2 with Wangkanai
23.04.2018 1147
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

HTML: Move the position of an element only up to a certain position Net-Framework/ASP_dot_Net/HTML
HTML: Move the position of an element only up to a certain position
20.04.2018 286
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

Asp core redirect http to https and www. To directly domain host Net-Framework/ASP_dot_Net-Core/Basics/Route
Asp core redirect http to https and www. To directly domain host
19.04.2018 1584
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

Asp Net Core MVC: Login failed for user IIS APPPOOL \ Readdy Net-Framework/ASP_dot_Net-Core/Errors/IIS-AspCore-Errors
Asp Net Core MVC: Login failed for user IIS APPPOOL \ Readdy
19.04.2018 1660
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

Error message: An assembly specified in the application dependencies manifest was not found 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 1462
Error message: An assembly specified in the application dependencies manifest deps json was not found Status: solved Following error in detail:

Where to find the Asp.Net Core Project File Net-Framework/ASP_dot_Net-Core/Project-Setup
Where to find the Asp.Net Core Project File
18.04.2018 295
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

Wo findet man die Asp.Net Core Projekt File Net-Framework/ASP_dot_Net-Core/Project-Setup
Wo findet man die Asp.Net Core Projekt File
18.04.2018 306
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

Asp Core Error: Could not create stdoutLogFile Net-Framework/ASP_dot_Net-Core/Errors/IIS-AspCore-Errors
Asp Core Error: Could not create stdoutLogFile
18.04.2018 3346
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

Finding bugs in Asp.Net Core 2 MVC applications. Net-Framework/ASP_dot_Net-Core/Errors/IIS-AspCore-Errors
Finding bugs in Asp.Net Core 2 MVC applications.
18.04.2018 592
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

Mobile

.

Contact for Jobs, Project Requests: raimund.popp@microsoft-programmierer.de