Asp .Net Core Archives - Sagar Jaybhay

Asp.Net Razor Pages By Sagar Jaybhay

March 18, 2020March 18, 2020 Sagar Jaybhay

In article we will understand Asp.Net Razor Pages By Sagar Jaybhay. Asp.Net MVC we have 3 different components Controller, Model, and View. In Asp.Net razor pages we have only two components 1) Display template and 2) Page Model Class. Page model class has OnGet and OnPost methods. Which are worked as the Controllers’ action method in MVC? The properties which you write in Page Model class are available in the Display template file of that class. When you create Razor application you can see Index and Privacy are default files…

How to delete Identity User in Asp.net core ? 2019

December 24, 2019March 18, 2020 Sagar Jaybhay

To delete identity users from a database we need to use a Post request call. This can be done using get call also but it is not recommended.

How to edit user information in asp.net core vs 2.1?

December 23, 2019March 18, 2020 Sagar Jaybhay

For every edit operation or update operation, it is good practice to create a view model for that information class. As we are editing users class we can create here EditUserViewModel Class and added some properties which are shown below.

Basic Role-based Authorization in Asp.Net Core 2019

December 21, 2019March 18, 2020 Sagar Jaybhay

Authorization means that if the user has rights he will able to see things. For this we use simple Authorize attribute.

Need to Know RoleManager Asp.Net Core 2019

December 16, 2019December 29, 2019 Sagar Jaybhay

Previous article links :- https://sagarjaybhay.com/asp-net-core/ RoleManager In Asp.Net Core For this, we have a RoleManager class to Create Read Update Delete The roles and we use this conjunction with userManager class and for this, we have to pass IdentityUser object. For saving role identity created one table for it in a database which is the AspNetRoles table. First, we create a view model for creating role and for that we create rolename field in our model. After this, we create a view for that and in this view, we use…

Custom Validation Attribute Asp.Net Core 2019

December 11, 2019March 18, 2020 Sagar Jaybhay

Complete Asp.Net Core Tutorial Step By Step :-https://sagarjaybhay.com/asp-net-core/ How to Create Custom Validation Attrbute Asp.Net Core? Built-in Validation Attribute Required Range StringLength RegularExpression Compare Etc.. When in your project we have some requirements that can not be full fill with some in-built validation attributes then we need to create some Custom validation attribute. In this, we have created one CustomValidator class which inherits from ValidationAttribute inbuilt class. After inheriting from this we need to override the IsValid method. Now in our example, we have to achieve the functionality of we…

Tutorial:Asp.Net Core Razor Pages

November 27, 2019March 18, 2020 Sagar Jaybhay

Asp.Net Core Razor Pages What are Asp.Net Core Razor Pages in asp.net core? Asp razor pages are page focused framework for building a dynamic data-driven application. These razor pages are built on top of asp.net core framework so it is cross-platform. The asp.net core razor pages are the recommended framework for building cross-platform server-side Html. It uses the C# programming language. As razor pages cross-platform support you can develop anywhere and can be published on Unix, Mac, and Linux also. Asp.Net Core Razor Pages who will use? It is for…

How to implement Client-Side Validation in Asp.net Core?

November 25, 2019March 18, 2020 Sagar Jaybhay

Client-Side Validation – By Sagar Jaybhay A client-side validation means validation perform on client machine or in browser of client. First, server-side validation is performed or validate using Validation attributes like Required, String Length, etc. But when we perform server-side validation there is a round trip to a server over the network. In such situation if our server is busy with another heavy processing task or either busy to serve another request so it will send result to user but it required some time and if your application needs to…

What Is an Open Redirection Vulnerability & How to Prevent it?

November 22, 2019March 18, 2020 Sagar Jaybhay

Open Redirection An Open Redirection is when a web application or server uses a user-submitted link to redirect the user to a given website or page. How I identify is my application vulnerable or not? If your application redirects to URL which is directly given by user that’s specified via the request such as query string or form data. The redirection is performed without checking if the URL is a local URL. Below is the code for that In this code we pass this URL directly to the Redirect we…

How to Implement Login Functionality using identity API?

November 4, 2019March 18, 2020 Sagar Jaybhay

Login Functionality Asp.Net Core To create login functionality we need to create a login method in the account controller but we need to create 2 methods 1 for getting the Html display and another is checking password with username and navigate to the next URL. So for that in our layout, we have created a login link and after that we created login view. So for login, we also created LoginViewModel class in our project And in the Account controller, we have 2 login methods. The method which decorated with…