Recent questions tagged C#

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c# - Visual Studio 2010: Could not resolve mscorlib for target framework '.NETFramework,Version=v4.0'

We are currently migrating all our solutions from 2005 to 2010 (that's right, we're skipping 2008!). We are also ... fine. Both C# and VB.NET. 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# - is it possible to mark overridden method as final

In C#, is it possible to mark an overridden virtual method as final so implementers cannot override it? How ... at compile-time or 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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374 views

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c# - Stop default Autocomplete behavior when hitting spacebar in Visual Studio 2015

NOTE The keyword here is "default". I know I can hit escape and the default behavior gets aborted. I don' ... AutoComplete, just on tab though. See Question&Answers more detail:os...

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

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604 views

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c# - "Error occurred during a cryptographic operation" when decrypting Forms cookie

I've uploaded my website to a webhosting and this error came up; 'Error occurred during a ... Boolean includeStagesAfterAsyncPoint) +335 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# - How to set a time zone (or a Kind) of a DateTime value?

I mean to store strict UTC time in a DateTime variable and output it in ISO 8601 format. To do the last I've ... ? How is the Kind property set? See Question&Answers more detail:os...

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

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618 views

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c# - Show Dialog box at center of its parent

It's been a mess to show a DialogBox at the center of its parent form. Here is a method to show a dialog. I am ... (); } catch (Exception) { } } 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# - Disable selecting in WPF DataGrid

How can I disable selecting in a WPFTooklit's DataGrid? I tried modifying the solution that works for ListView ( ... .CellStyle> </tk:DataGrid> See Question&Answers more detail:os...

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

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269 views

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c# - XML-documentation for a namespace

Would you write xml-doc for a namespace? And if yes, how and where? I would think, if it is possible, ... ? Or would they be merged somehow? 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# - Change data in migration Up method - Entity Framework

I have added a new property into my existing model. It's a bool property with default value true. There are ... or should I do it elsewhere? 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# - "Changes to 64-bit applications are not allowed" when debugging in Visual Studio 2008

I'm using Visual Studio 2008, C#. I try to use edit-and-continue (edit the code while debugging), and get ... is that? Is there a workaround? See Question&Answers more detail:os...

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

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269 views

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c# - If an Exception happens within a using statement does the object still get disposed?

If an Exception happens within a using statement does the object still get disposed? The reason why I'm asking ... / Exception occurs here } } See Question&Answers more detail:os...

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

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323 views

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c# - Could not find the preLaunch task 'build'

To configure Visual Studio Code to debug C# scripts on OSX, I followed through all the steps listed in the article ... } How do I resolve 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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318 views

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c# - Is there any benefit to implementing IDisposable on classes which do not have resources?

In C#, if a class, such as a manager class, does not have resources, is there any benefit to having it : ... //is there benefit to doing 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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279 views

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c# - Format decimal value to string with leading spaces

How do I format a decimal value to a string with a single digit after the comma/dot and leading spaces for ... ' would be a fancy pattern. 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# - Enum.Parse(), surely a neater way?

Say I have an enum, public enum Colours { Red, Blue } The only way I can see of parsing them is ... doing a string comparison against colour? See Question&Answers more detail:os...

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

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283 views

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c# - Is there a way to prevent Visual Studio from printing Thread exited statements into the Output Window?

Such as: The thread '<No Name>' (0x16b4) has exited with code 0 (0x0). When I am using the Output ... data, the threading messages clutters 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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271 views

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c# - Check if a specific tab page is selected (active)

I am making an event to check if specific tab page in a tab control is active. The point is, it will trigger ... that will give me what I need? See Question&Answers more detail:os...

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

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188 views

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c# - Getting Project Root Path In Controller ASP.NET MVC?

I am using dotlesscss for my css and I remember how to use that but what I am forgetting is how to get the ... the path for my less files? See Question&Answers more detail:os...

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

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554 views

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c# - Auto Mapper Unmapped members were found

We are using Automapper for a project, and seem to get the following error randomly: AutoMapper. ... the same mapping. See Question&Answers more detail:os...

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

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135 views

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c# - find if an integer exists in a list of integers

i have this code: List<T> apps = getApps(); List<int> ids; List<SelectListItem> dropdown = apps.ConvertAll(c ... the numbers do match any ideas? See Question&Answers more detail:os...

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

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1.4k views

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c# - No MediaTypeFormatter is available to read an object of type 'String' from content with media type 'text/plain'

This is the situation: Their is a external webservice in Servoy and I want to use this service in a ASP. ... the response with StreamReader... See Question&Answers more detail:os...

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

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201 views

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c# - How do I delete a read-only file?

I've got a junk directory where I toss downloads, one-off projects, email drafts, and other various things ... -only attributes and strip 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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751 views

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c# - linq case insensitive (without toUpper or toLower)

public Articles GetByName(string name, Categories category, Companies company) { var query = from article in session. ... . Is it 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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451 views

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c# - How to have a a razor action link open in a new tab?

I trying to get my link to open in a new tab (it must be in razor format): <a href="@Url.Action(" ... though. Anyone know how to do 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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364 views

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c# - Should my method throw its own exception, or let .NET throw if a file doesn't exist?

Here is my code: public void ReadSomeFile(string filePath) { if (!File.Exists(filePath)) throw new ... argument in my code? See Question&Answers more detail:os...

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

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422 views

1 answer

c# - What is the generic version of a Hashtable?

I have been learning the basics of generics in .NET. However, I don't see the generic equivalent of ... for creating generic hashtable classes. See Question&Answers more detail:os...

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

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153 views

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c# - Test with NO expected exception

I want to create NUnit test to ensure that my function does not throw an exception. Is there some specific way ... if no exception is thrown? See Question&Answers more detail:os...

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

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562 views

1 answer

c# - Cannot apply indexing with [] to an expression of type 'System.Collections.Generic.IEnumerable<>

Is there any specific reason why indexing is not allowed in IEnumerable. I found a workaround for the problem I ... not allow indexing. 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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