Recent questions tagged C#

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c# - Automapper to create object from XML

If I have the following class: class SPUser { public int ID { get; set; } public string Name { get; ... fragment to an SPUser class instance? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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c# - What is the use of Indexers?

What is the real use of indexer in C#? It looks pretty confusing as I am a new c# programmer. It looks like an array of objects but it's not. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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c# 3.0 - C# Access denied to path in a Windows Application

I've built a Windows Application using c#, on Windows 7. Everything was working fine, so I've created a ... 't experience the same problem. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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c# - Interleaving multiple (more than 2) irregular lists using LINQ

Say I have the following data IEnumerable<IEnumerable<int>> items = new IEnumerable<int>[] { new int[] { 1, ... lists is not known at runtime. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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c# - Failed to decrypt using provider 'RsaProtectedConfigurationProvider'?

In my windows application i am trying to encrypt connection string section of app.config file, connection string part ... stucked badly in it. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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359 views

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c# - how to use GMAIL API query filter for datetime

I am using GMAIL API over REST interface to read mails from gmail server, my problem is when I am using date ... .Q = query; Thanks, Haseena See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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c# - Web Application Project - how to use ProfileCommon

I am porting a site I had developed on an old box across to a new dev env. I have not just copied all ... . Thanks for the help and advice. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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c# - How to call function from another form

In my project I have a Settings form and a Main form. I'm trying to call the Main form's MasterReset function ... am I not seeing any results? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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c# - How to convert emoticons to its UTF-32/escaped unicode?

I am working on a chatting application in WPF and I want to use emoticons in it. I am working on WPF ... ); Any help is appreciated!! See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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c# - List IP all addresses in a subnet

I need to get all of the IP addresses contained in within a subnet and I'm trying to do it using ... it's properly enumerating larger subnets. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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343 views

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c# - use Expression<Func<T,X>> in Linq contains extension

Using the following example i would like to use my Expression inside my Contains method, having it pass the ... finding a solution to this. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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240 views

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c# - Store multi-type OrderBy expression as a property

In a generic abstract base class I'm storing a couple of expressions used for ordering: public Expression<Func< ... into a store expression. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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289 views

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c# - Creating custom data annotation validation in MVC 3

For instance, I have an Employee view model. When creating an employee, I want to validate the username to ... a duplicate. Is this possible? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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195 views

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c# - Why does a Timer keep my object alive?

Preface: I know how to solve the problem. I want to know why it arises. Please read the question from ... not deregistered, the issue persists. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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225 views

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c# - strange string.IndexOf behavour

I wrote the following snippet to get rid of excessive spaces in slabs of text int index = text.IndexOf(" " ... going on with the string.IndexOf? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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573 views

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c# - Trust a self signed certificate using Httpclient

I'm attempting to make a web request that's failing because of a self signed certificate : Client = new HttpClient ... the request but no luck. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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152 views

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c# - Can I automatically host all services in app.config when using SelfHosting?

I'm writing an application which needs to host several WCF services. One of the strengths of WCF ... .GetType(serviceElement.Name); See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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394 views

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c# - Rx and tasks - cancel running task when new task is spawned?

I have an user interaction scenario I'd like to handle with Rx. The scenario is similar to the canonical "when ... trigger the task to cancel? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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287 views

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c# - Unit Test HTTPRequest Headers with ServiceStack

I have this Service: public class PlayerService : Service { public IPlayerAppService PlayerAppService { get; set; } ... from my unit test? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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699 views

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c# - Can a DirectX surface be plotted to a WPF control?

Can DirectX be used to plot a set of points on a WPF control (or something that can be used by WPF). I ... . Any help would be very appreciated. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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503 views

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c# - Download file from FTP with Progress - TotalBytesToReceive is always -1?

I am trying to download a file from an FTP server with a progress bar. The file is downloading, and the ... return req; } } Thanks. See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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620 views

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c# - Unable to update Foreign Key in Entity Framework 6

I am trying to do a simple update to the foreign key but the script never get sent over. Here is the code I ... am I missing here? Please help! See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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352 views

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c# - How to authenticate Azure Service Management Requests via AAD

I've tried 3 ways with no result: According to this article https://msdn.microsoft.com/en-us/library/azure/ ... . Could you please assist me? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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338 views

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c# - Deserializing a newer version of an object from an older version of the object

Suppose I had this class: [Serializable] public class SomeClass { public SomeClass() {//init} public string ... solution that makes sense? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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186 views

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c# - Reading output from another running application

I'm working on a custom IDE in C# for a scripting language, and I have a problem. I'm trying to start the ... ); richTextBox1.Text = result; } } See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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362 views

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c# - "Element is not currently visible and so may not be interacted with" but another is?

I've created another question which I think is the cause for this error: Why does the Selenium Firefox ... ("addEmployees-password")).Size See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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293 views

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c# - Types that own disposable fields should be disposable. how to solve this warning?

I tried using Run Code Analysis option in VisualStudio 2012, as a result of it I got a warning as ... the IDisposable. Any help appreciated? See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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360 views

1 answer

c# - How to register All types of an interface and get instance of them in unity?

How unity can get all instances of an interface and then access them? Code pieces are taken from here : Fail-Tracker ... { task.Execute(); } } See Question&Answers more detail:os...

asked Oct 24, 2021 in Technique[技术] by 深蓝 (71.8m points)

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