Web Live Preview for Visual Studio 2019
Working on the user interface is frustrating but from today you have a new Microsoft tool called Web Live Preview…
Accessing the OIDC tokens in ASP.NET Core 2.0
In ASP.NET Core 1.1 So, for example, in ASP.NET Core 1.x, if you wanted to access the tokens (id_token, access_token…
Adding an external Microsoft login to IdentityServer4
This article shows how to implement a Microsoft Account as an external provider in an IdentityServer4 project using ASP.NET Core…
Connect ASP.NET MVC 4.6.2 project to IdentityServer4
I have a website running on ASP.NET MVC 4.5.2. I have an IdentityServer4 server running but when I try and…
Gravatar Tag Helper for .NET Core 2.1
A tag helper is any class that implements the ITagHelper interface. However, when you create a tag helper, you generally…
Render in MVC a link with image and text
Hi guys, I want in MVC to render a text with an image as an ActionLink. For creating a simple…
ASP.NET LinkButton: children disappears after postback
I have a LinkButton with image and label inside it or tags i and span as in the following picture.…
Customize Json result in Web API
If you work with Visual Studio 2015 and WebAPI, this short post is for you! We have to make our…
Creating a URL shortener using ASP.NET WepAPI and MVC: error handling
In the two previous post I discussed about the first step to creare this application and the implementation of the…
Creating a URL shortener using ASP.NET WepAPI and MVC: implementing the business layer
In my previsious post I discussed the first implementation of this application. In this post I’m explained how to implement…
Creating a URL shortener using ASP.NET WepAPI and MVC
In this tutorial, I use several techniques and tools. I use Microsoft Visual Studio 2015 and the latest version of…
OWIN and Facebook: the developers of this app have not set up this app properly for Facebook Login?
Did you received this error when you try to login in your Owin app with Facebook? App Not Set Up:…
C# ASP.NET MVC OWIN and Twitter authentication error
We have an MVC project using OWIN Framework to allow our users to authenticate using Twitter. However starting today, we…
ASP.NET MVC Return image dynamically drawn in controller
If you have problem returning dynamically drawn image from controller below informations may help. The task looks easy and should…
The current type, is an interface and cannot be constructed. Are you missing a type mapping?
You might have missed to register your Interface and class (which implements that inteface) registration in your code. e.g if…
Using iTextSharp to generate pdf file in asp.net
One of the common requirement of web applications is to provide users a way to download some contents. In case…
Templated Razor Delegates
What’s that? I’ll let the code do the speaking. @{ Func<dynamic, object> b = @<strong>@item</strong>; } <span>This sentence is @b("In…
Creating reusable HTML components in ASP.NET MVC using Razor
Whilst working on a side project I started to notice I was using a lot of the same HTML to…
ASP.NET: The data protection operation was unsuccessful
the data protection operation was unsuccessful. this may have been caused by not having the user profile loaded for the…
Using the UpdateProgress to lock down controls in the browser
If it takes awhile for the server to process the postback (e.g. complex rules or badly written code ), the…
Chart.js Asp.net : Create Pie chart with database jQuery Ajax C#
This article explains using Chart.js in Asp.net C# Web Application we can create a pie chart with database MS SQL…
DateDiff() function in C#
I have written the following DateDiff() function in C#. VB.NET users already had it using the Micrsoft.VisualBasic.dll assembly. Now you…