Recent questions tagged C#

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c# - Field is member of a type which is serializable but is of type which is not serializable

I'm developing a C# library with .NET Framework 4.7. I want to convert the class ProductionOrderXmlFile into a ... do to avoid those warnings? 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 do I convert a string into an array?

I have a string like this string strings=" black door,white door,red door " Now I want to put this string ... black door,white door,red door. 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# - Prevent WPF window flicker

I've got a borderless WPF window that needs to be able to hide one of its controls and shrink the window at ... .NewLine); This is the 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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c# - Typed Dataset not using TypedTableBase in .NET 4

I'm migrating our DAL class library to .NET 4 (from .NET 3.5). We're using typed datasets quite often, and we ... MyRow>()) var tmp = row.ID; 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# - Need to resume Try after Catch block

Coming from the VB6 era, I was able to use the "on error resume next" in a relatively appropriate manner ... , MessageBoxIcon.Exclamation); } } 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# - WPFToolkit DataGrid: Highlight modified rows

Is there a way to highlight all the modified rows on a DataGrid? Since the grid is bound to a System.Data. ... > </Style.Triggers> </Style> 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# - Google Spell Checker API

Does anyone know? I pass spell check "accelerants" which is a perfectly good word. I get back "accelerates"? When ... //return retValue; } } } 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# - SqlDataAdapter with using keyword

Is this the following code healthy? Or I don't need to use the using keyword as the SqlDataAdapter will handle ... updated")]; return prize; } 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# - Fetching build definitions from Visual Studio Online through TFS API

I'm having a problem retrieving build information from a Visual Studio Online project through the TFS API. I can ... myself in the VSO project? 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# - WM_KEYDOWN : how to use it?

I'm trying to send a key stroke to one application, through PostMessage. I am using too Spy++ to try ... the last parameter's working. 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# - protobuf-net: Possible recursion detected

I get an exception trying to serialize object graph (not very deep). Meaningful part of it is like this: [ ... for Serializer.Deserialize(...). 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# - Limiting concurrent requests using Rx and SelectMany

I have a list of URLs of pages I want to download concurrently using HttpClient. The list of URLs can be large ... with lots of timed-out Tasks? 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# - Am I using DataContractJsonSerializer or the Json.net one in my web api 2

after asking this question I was trying to get the grips of all of this serialization stuff in web api 2 ... I doing something wrong? 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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c# - How can I programmatically move from one cell in a datagridview to another?

I need to only allow one character to be entered into the editable datagridview cells (every other column, the odd-numbered ... 1, 0]; } } } 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 create an array of non repeating random numbers

I have a lottery application in C# which takes in the number of numbers to draw and also the maximum number to ... to String return 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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c# - Get output parameter value of a stored procedure using EF Core?

I am using Asp.net core and EF core in my application. Basically I want to get multiple result set from a single ... am looking for... Any 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# - the value -1 is outside the acceptable range of [0,2147483647]. Parameter name: value

Problem with scaffolding any controller using visual studio 2019 i get the error : "there was an error running ... the selected code generator") 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 set WPF Window's width equal to the content in its Title Bar?

If I have Window in WPF as follows: <Window Title="Alter Window Width so that the complete title is shown." ... the title in the title bar? 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# - Globally set String.Compare/ CompareInfo.Compare to Ordinal

I'm searching for a strategy with which I can set the default sortorder of String.CompareTo to bytewise - ... framework. Thanks in advance! 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# - T4 Template Could not load file or assembly 'System.Runtime, Version = 4.2.0.0'

So I have a T4 Template I'm trying to run at design-time, but it keeps giving me the following ... at System.Reflection.Assembly.GetTypes() 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# - Windows Forms Generic Inheritance

I have these classes: class Foo<T1, T2> : Form where T1, T2 : EventArgs class MiddleGoo : Foo<X,Y> class Goo ... too but i don't need to) 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# - Selecting a dropdown option from webbrowser

My goal I need to select the second option. I've tried following approach and can't set selected value. No error ... 2">val2</option> </select> 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# - Custom DataAnnotation IsValid Not Called

Background Hello all, Basically, I am writing a custom data annotation in a .NET Core Class Library that ... all object properties implicitly. 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# - Custom DateTime XML Serialization

I would like to be able to Serialize a DateTime with a specific Time Zone that is not the server, nor ... .metadataDateTimeField = value; } } 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# - Bind netcore IConfigurationSection to a dynamic object

In my appSettings.json, I have a configuration section that can contain anything as long as it's json valid. It is usally ... ": "John"}] } } } 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 extract the IP of the string using RegEx

How to extract the IP of the string below using RegEx? ... sid [1544764] srv [CFT256] remip [10.0.128 ... , pattern ); Thanks in advance. 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# - Event handler raising method convention

I was just browsing and came across this question: Action vs delegate event The answer from nobug included this code: ... Leave(this, e); } 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# - Insert method of TableAdapter not working?

I'm using ADO.NET in my C# project. In my form I added a SourceBinding element from my toolbox in VS2010. ... it manually with the SqlCommand??? See Question&Answers more detail:os...

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

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