Recent questions tagged C#

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c# - Is it possible to share a ResourceDictionary file between multiple projects?

If I have a ResourceDictionary in one project, is it possible to create another project that uses resources ... not ControlLibraries. 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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598 views

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c# - Is it okay to attach async event handler to System.Timers.Timer?

I have already read the SO posts here and article here. I have a timer event that fires every once in a ... still attach async void to 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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379 views

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c# - Passing a task as parameter

I am not sure whether this is possible, so here me out: I have a sequence of action to perform multiple async ... Method() body, and not before. 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# - Split string into list of N-length strings using LINQ

I know the concept of String.Split has been addressed before with a multitude of different approaches, but I ... all the excellent suggestions. 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 difference between using a delegate and using Func<T>/Action<T> in a method signature?

I have been trying to get my head around delegates in C#, but I just don't seem to get the point ... a pretty straight forward type deduction. 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

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c# - GroupBy and count the unique elements in a List

I have a list that contains only strings. What I would love to do is group by and return a count. For instance: ... up, can't figure the use :( See Question&Answers more detail:os...

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

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602 views

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c# - left shift an entire byte array

In C#, is there a way to right/left shift an entire byte array (and subsequently adding a byte to a particular ... /or how to begin doing 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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228 views

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c# - How to allow sorting of a gridview?

I have a gridview and enabled sorting. When running the application I click on the first column to sort. ... GridView> 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# - What does Trusted = yes/no mean in Sql connection string?

What does Trusted = yes/no mean in Sql connection string? I am creating a connection string as below : string ... 600", _sqlServer); 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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c# - How to continue executing code after calling ShowDialog()

the Form.ShowDialog() method causes the code to be halted until the newly called form is closed. I need the ... ().Continue would be cool. See Question&Answers more detail:os...

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

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222 views

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c# - How can I display the Build number and/or DateTime of last build in my app?

I know that I can do this to get the app's official (release/publish) version number: string version = Assembly. ... (7/17/2012 16:22)" 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 insert element in first index in dictionary?

Is there a method or technique that allows you to insert an element into a Dictionary<TKey, TValue> guaranteeing that the ... foo = baa a = b See Question&Answers more detail:os...

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

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308 views

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c# - Need some advice for trying to mock a .NET WebClient or equivalent

I've got some code which downloads some RSS feeds. I've been using WebClient or Argotic.Syndication.RssFeed ... .. suggestions on 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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316 views

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c# - CloudConfigurationManager does not pick up ApplicationSettings from app.config

I have a library containing some Azure helper classes. Inside these helper classes I obtain settings such ... .Settings> </applicationSettings> See Question&Answers more detail:os...

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

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264 views

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c# - How do I capture the enter key in a windows forms combobox

How do I capture the enter key in a windows forms combo box when the combobox is active? I've tried to listen ... seems to work. Any ideas? /P See Question&Answers more detail:os...

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

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313 views

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c# - Editing XAML leads Visual Studio's Designer to crash

Original Question I'm working on a WPF application with Visual Studio 2010, using Telerik. I have been dealing ... exception occurs is below. See Question&Answers more detail:os...

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

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324 views

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c# - How can I set the value of auto property backing fields in a struct constructor?

Given a struct like this: public struct SomeStruct { public SomeStruct(String stringProperty, Int32 intProperty) { ... explicit backing fields? See Question&Answers more detail:os...

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

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243 views

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c# - Get the index of item in a list given its property

In MyList List<Person> there may be a Person with its Name property set to "ComTruise". I need the index of ... optimal way to get the index? See Question&Answers more detail:os...

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

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302 views

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c# - Reference could not be added because of same name

Since the update to VS 2013 I have the behaviour that I cannot add a reference to 2 projects with the same name. ... still think, this is a bug. See Question&Answers more detail:os...

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

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545 views

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c# - Why is SynchronizationContext.Current null in my Winforms application?

I just wrote this code: System.Threading.SynchronizationContext.Current.Post( state => DoUpdateInUIThread((Abc)state ... .Current is null See Question&Answers more detail:os...

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

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265 views

1 answer

c# - Can I add an implicit conversion for two classes which I don't directly control?

I'd like to be able to implicitly convert between two classes which are otherwise incompatible. One of the classes ... using to write the game. See Question&Answers more detail:os...

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

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250 views

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c# - Difference between this and base

I am interested to know the difference between this and base object in C#. What is the best practice when using them? See Question&Answers more detail:os...

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

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206 views

1 answer

c# - What is the maximum amount of characters or length for a Directory?

What is the maximum amount of characters that a typical path can contain for a directory when using C#? For ... what is the maximum length? See Question&Answers more detail:os...

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

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403 views

1 answer

c# - TPL Dataflow, how to forward items to only one specific target block among many linked target blocks?

I am looking for a TPL data flow block solution which can hold more than a single item, which can link ... . Any ideas are highly 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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340 views

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c# - Does casting double to float always return same value?

Does casting double to float always produce same result, or can there be some "rounding differences"? For example ... works on other languages. See Question&Answers more detail:os...

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

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325 views

1 answer

c# - Datagridview not updating/refreshing

I have a DataGridView made of a DataSet of a table from the DB. When I delete a row, it is updated ... removed from the GridView. 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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195 views

1 answer

c# - Error when deserializing JSON to Object

I need to convert JSON data that I get from a REST API and convert them to CSV for some analytic. The problem is ... ); } return table; } } } See Question&Answers more detail:os...

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

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309 views

1 answer

c# - Using a generic type as a return type of an async method

A previous question made me wonder why the following method would raise a compile time error: The return type of ... Why must async return Task See Question&Answers more detail:os...

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

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