C# - Страница 2237

I understand the considerable advantages of using a StringBuilder under many circumstances (rather than repeatedly concatenating a string over and over), but say I'm in a loop that requires me to, on every lap, evaluate the string's current...

I had something happen today that I had never experienced before.

By way of background, I had simply moved a fairly small block of code out of a method and put the code in a function the method could call. As soon as I ran the app, I'd reach the...

I'm doing the cancel uploading if it too long, i decided to use a splashscreen with cancel button

When i click the cancel button, the cancel() of cancellation request will be call, but everytime i try, the click event always fire after the...

I'm trying to set the app icon for my maui app. Specifically working with android. My appicon is just a plain white svg while appiconfg has the actual app design.

Whenever I run the app, the app icon appears just plain white. Like appicon is being...

I'm trying to limit the size of files that can be uploaded to my page. I found I can accomplish this using RequestFormLimitsAttribute.

public class BulkTruckUploadModel : PageModel { // ... } This definitely prevents larger files from being...

I want to create a new user using a CRUD Operation, with some information and a profile picture, but when i try to upload the picture it says that it is invalid

This is my model for the create page

using System; using System.Collections.Generic;...

I want to construct a website which contain open chat system, download and upload documents and gain tasks from user which can be completed by professionals and also add a payment system.

I want to the code and working procedure of this system....

Background: I'm using the C# .NET COM API to retrieve data from a source using an API, then loading that data into a spreadsheet using the .NET Excel interface. I'm also using the Excel interface to create a View Sheet , which I have conditional...

I want to show the PrintDialog from System.Windows.Controls. I also want to preselect a specific printer in some cases. I tried it this way:

PrintDialog printDialog = new PrintDialog(); printDialog.PrintQueue = new PrintQueue(new PrintServer(),...

I am using OfficeDevPnP.Core to authenticate Office 365 SharePoint Online with MFA enabled but I am getting error

using (ClientContext ctx = new OfficeDevPnP.Core.AuthenticationManager().GetAzureADCredentialsContext(siteUrl, username,...

We are unable to connect to an HTTPS server using WebRequest because of this error message:

The request was aborted: Could not create SSL/TLS secure channel.

We know that the server doesn't have a valid HTTPS certificate with the path used, but...

I have a duration say 400 seconds. Now in this duration I have to position sub durations like 5 seconds, 90 seconds, 20 seconds, 40 seconds as randomly as possible. See image below

I am not able to come up with any logic in C# coding. One...

In my .NET Core application, I am trying to read data from appsettings.json.

I have this configuration in appsettings.json:

ServiceDetails : { CellDetails : { ScenarioName : , ServiceName : } } I would like to read this and convert into list...

I have two ASP.NET MVC applications with session configurations. When I log in from app1, that login is successful. After logging in from app2, it overwrites app1's session cookie and successfully logs in app2. But refreshing the app1 result...

I've recently embarked on the journey of game development and, as i'm sure many have, ran across Brackeys' videos. I watched and did as he said for his THIRD PERSON MOVEMENT in Unity video, and I keep getting an error...

I am trying to use Address Validation API C# client libraries. From this page, it is required to provide credentials in Application Default credentials (ADC). I am given Google API Key, but it is not clear how I use it to configure ADC. Does anyone...

I'm trying to Authenticate My Web Application using SAML token , I understand All the theory part but cant find any good resource for Asp.net SAML Example for asp.net c#. how to setup IDP(identity provider)locally for testing ,how to bypass my...

I have the following if statement:

if ((product.EmailType.Contains( cafe , StringComparison.OrdinalIgnoreCase) || product.EmailType.Contains( vendor , StringComparison.OrdinalIgnoreCase)) && product.Supplier.Supplier_Type.Contains( Support )) { //...

I have to pass a pointer of type char* to a structure in C# and I can successfully do it with this code:

string myText = Hello World ; fixed (char* ptrText = myText) { lvItem.pszText = ptrText; .... } However, I have to do this 20 times, and I...

I tried to call the function below to flip my character game object, and it works just fine, but only if the animator component is disabled. For some reason if the animations run the transform will not change. I've been looking for hours for other...

I'm trying to create a daemon using Microsoft Graph API v1.0.
I've registered my app with application permission Calendars.ReadWrite and User.Read.All with granted admin consent.
I get the access token correctly and I call GetUserId that returns the...

I have the following code:

var outputParameter = new SqlParameter { ParameterName = @ReturnMessage , SqlDbType = SqlDbType.VarChar, // Adjust SqlDbType based on your column type Direction = ParameterDirection.Output, Size = -1 }; var...

How do I modify in Mongo (C# driver) a single element in a nested property (array) without retrieving the whole document?

public class Element { public int Value {get; set;} public string Name {get; set;} } public class Document { public Element...

I used Custom Control class to create a panel that can hold many layers of controls separately, but I needed to add an in-editor usable button like Add Layer or Remove Layer . I looked over default controls and found that TabControl has like two...

I have a C# console program which starts calculator and simulates key presses. How do I programmatically press Enter?
public static extern IntPtr FindWindow(string lpClassName, string lpWindowName); // Activate an application window. public static...