c# Archives - Page 31 of 451

SQL – Injection on Purpose in ASP.NET Core 2.1.7

September 4, 2022 by Magenaut

I’m a college student and I’m in a class about computer security. I have a final project that I had to come up with so I decided to do a project where I create my own website and run a DoS attack and SQL Injection (I will also be doing a buffer overflow attack on my own VM). So I am creating a website using ASP.NET using Visual Studio 2019. I have not really worked with ASP.NET and I’m just trying to make a basic website. So far I have a webpage where you can view “Customers” and you can search for one. So I am creating this code so that I can SQL Inject and I understand the correct way to implement this. Here is my code so far

Entity Framework Core 1:n relation causes a loop

September 4, 2022 by Magenaut

I’m using EF Core In-memory database. I have a problem with the definition of the foreign key (navigation property). One user could have multiple tokens. So my user table is called Benutzer and my token table is called RefreshToken:

System.UnauthorizedAccessException: Access to the path denied

September 4, 2022 by Magenaut

I am trying to launch automatically my application when I turn on the computer. I’ve wrote this program into my code :

ActiveMQ Connected consumer don’t consume messages

September 4, 2022 by Magenaut

I am using NuGet to work with ActiveMQ https://activemq.apache.org/components/nms/
Also tried Apache.NMS.ActiveMQ.NetStd.
The situation is such that the listener successfully connects to the broker and in the web console this can be seen in the corresponding queue. But messages from the queue don’t consume. Without any errors.

Exceptions in C# not behaving as expected

September 4, 2022 by Magenaut

I am developing an ASP.NET Core 3.1 API for my React front end app.

How to fill data validation dropdown based of other sheet?

September 4, 2022 by Magenaut

I Have Two sheets and i want to add data validation to first column and fill its value based on first sheets first column.
this is my code:

How can I make HTML elements stored as C# strings display properly?

September 4, 2022 by Magenaut

I have some HTML code that is stored in a C# string. I would like it to display as text rather than HTML code. Here is some sample code:

Read data from excel using column name and insert in to SQL table in C#

September 4, 2022 by Magenaut

I am implementing a system to upload exam marks using Excel sheet. Excel sheet content the student Index number, Name and Grade and the Exams they have taken with Pass/Fail status. Names of the exams and number of exams need to face may vary from student to student.

How Microsoft Graph API OnlineMeeting authenticates Attendee

September 4, 2022 by Magenaut

I have created online meeting using Microsoft-Graph-API and able to add attendee using below code:

Asp.net MVC DropDownListFor list of lists from model

September 4, 2022 by Magenaut

I am trying to show name in dropdownlist from Model that look like Model.list<AnotherModel>.List<string>.