c sharp

Hello, I'm working on a contact list Blazor app. Everything is going very well, until I tried to add navigation prevent in my insert/update page, if it has missing/unsaved data. I took the code form Google AI, and tried with that code to see if leaving the current page was prevented, and it was...

Hi all again I was almost sure I would come back here since I see working in ASP.NET (MVC or whatever) with a DB that has more than one tables related is complex, not the simple like working with only one table. Below I share my NewOrUpdate.cshtml (the View to add a new Contact and his...

Hi, I'm working on a test and I'm trying to find the best way to refactor the code below. Each case is an Enum and returns a boolean switch (request.PaymentScheme) { case PaymentScheme.Bacs: if (accountRetrieved == null ||...

Hello, I'm trying to practice with MudBlazor doing the same I did before without it (but more complex this time, I added the KeyDown event), and it seems something related to the MudTextField is wrong, because it is not shown in the page (the MudButton is) and at the bottom of the screen it says...

1. Can I use a GitHub Library with the "GNU Lesser General Public License v2.1" license for a commercial computer software? (C#) What I wish to do- Install the library through Nuget Package in Visual Studio Add a reference to a function in that library to perform a specific task Installer of...

I need some guidance on how to call, invoke or execute when I have a file saved from this: using (TextWriter fn = new StreamWriter(outputDirectory + "\\SomeName" + DateTime.Now.ToString() + ".csv")). ...etc so a file will be generated like this: SomeName08/01/2022: 12:00:00.csv. I want...

I want to make a c# application that for example pings a server. I have a list of 200+ servers. 10 servers I want to ping every 5 seconds, 50 servers I want to ping every 30seconds and the remaining every 1 minute. All data will be stored in a database. How would I go about in seperating these...

SANITY CHECK Please accept my apology for a long post. Even though this post is long, to provide context, the question I have is an easy, I think. BACKGROUND For the last 10 years, I worked with native linux servers, php, apache and other non-microsoft technology. Getting back into the MS...

I am trying to make a object that would suppose to persist data like Name, Standard etc. Once I get the data from db i want to store it to object and want to use it application wide, i tried with DI, but data is not persist, it becomes null.

How to quickly create a PDF document with hierarchical Multilevel List in C#? PDF document consists of sections. PDFFlow library for C# allows you to create PDF with as many multilevel lists in one section as you need. Creating a list with PDFFlow is only a few lines of code: 1. First you...

I am using a proxy server on my C# app. If the app is running, the proxy server is active, if app is not running or crashed, I can disable proxy server but some users can shutdown computer without closing my app. When the computer is turned on, then proxy server is active, but my app is not...

Hi group, I would like to write similar code from Visual Basic to C#, this is the code from Visual Basic: For i = 1 To 14 If GroupBox6.Controls("CmbR" & CInt(i)).Text = GroupBox1.Controls("txbCom11" & CInt(i)).Text Then contador_aciertos_1 =...

I have a remote desktop application in which I want to make one of the windows to stop redrawing while it's loading and then to restart the drawing. I was thinking a C# dll project would work but I'm having trouble finding a C# example of this API call. class DrawingControl {...

I have a two-dimensional array of random integers that are in an array of textboxes. I found the maximum and brought it to Label1. Everything works. But I still need to colour the textbox in which this maximum is located. I had versions, but unsuccessful. Please help, who knows where the error...

Hello, I am new with C# and know just the basics. I would like to create a command line executable where the program can stop and start a windows service through a windows domain account ? Is that possible ? We always get tickets to restart a windows service on a windows server. So, it will...

PERMANENT Full-time position Below is an outline job description. If you are interested or have any questions, please email to Angela.Nguyen@virtusllc.com directly Senior Developer - London, United Kingdom Tracking Code 699-171 Job Description IT professional with experience in C# .NET, and...

Good Day, I Have A List<string> Saved In My App User Settings, this List is supposed to save the file paths of a openfiledialog to then deserialize it, but I already Called the method Save(); And even the method Upgrade(); After adding the strings to the list, but this strings, doesn´t save. Why?

Not so long ago I moved to the Faculty of Computer Science, lagging behind the classmates and I find it difficult to write this code. If you can help at least partly, I will be very grateful. Here is the task:

Hi all, I have joined today , I am beginner to .net. Importing the csv file to access database using import spec through code , any help I have written function in access database (.mdb file) open access database-database tools-visual basic-created the module (Module name Load) Sub...

Hi all, I am facing a technical issue. I browsed several articles to find the answer but I couldn’t get a proper answer from any web site. I am using ScrapySharp for my project to crawl web page data. This issue came when I try to crawl data from the http://edition.cnn.com/POLITICS website...