Recent questions tagged C#

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c# - Does Form.Dispose() call controls inside's Dispose()?

When I create a Form, the auto-generated code doesn't include an overrided Dispose method. Does that mean Dispose ... the controls in the form? 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# - How to get started with windows phone SDK 8.1?

Situation: I am running windows 7 professional and I am trying to start developing windows phone 8.1 application. ... 2013 express using C#? See Question&Answers more detail:os...

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

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516 views

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c# - CompilerParameters.ReferencedAssemblies -- Add reference to System.Web.UI.WebControls

I am compiling classes at run-time using the CodeDomProvider class. This works fine for classes only using ... .Web.UI.WebControls namespace? See Question&Answers more detail:os...

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

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312 views

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c# - Add Angular 4 to an ASP.NETCore Project

I want to utilize Angular 4 in my ASP.NetCore 1.1 project, within Visual Studio 2017 (read as: *.csproj ... to the Pluralsight blog post above. See Question&Answers more detail:os...

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

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455 views

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c# - Which .config element affects exception handling with UnhandledExceptionMode set to UnhandledExceptionMode.Automatic?

I have a Windows Forms application that has this code in the program's start up: Application. ... that affects this setting? See Question&Answers more detail:os...

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

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579 views

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c# - Know who got the focus in a Lost Focus event

Is it possible to know who got the focus in a lost focus event? Compact Framework does not have an ActiveControl, ... to tell who got the focus. 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# - Lazy vs eager loading performance on Entity Framework

So I have the following model classes on my DbContext: Everytime I render a list of LoanApplication objects I do ... is the best practice 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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767 views

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c# - Get Merged Cell Area with EPPLus

I'm using EPPlus to read excel files. I have a single cell that is part of merged cells. How do I get the ... which would return Range("A1:C1") See Question&Answers more detail:os...

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

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886 views

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c# - DataGridView selectionChanged event firing multiple times

In my application I am using DataGridView to display the list. When user select a record in the datagridview, ... is firing multiple times. See Question&Answers more detail:os...

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

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654 views

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c# - How can I remove the selection border on a ListViewItem

I'm using SetWindowTheme and SendMessage to make a .net listview look like a vista style listview, but the . ... (UIS_SET, UISF_HIDEFOCUS), 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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264 views

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c# - why doesn't byte[] to string and back work as expected

I have this code: Int32 i1 = 14000000; byte[] b = BitConverter.GetBytes(i1); string s = System.Text ... then writing to file using WriteAllText See Question&Answers more detail:os...

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

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398 views

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c# - Where to put DllImport?

static class Class { public static void methodRequiringStuffFromKernel32() { // code here... } } Where do I put [ ... ("Kernel32.dll")] 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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356 views

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c# - Does a DataTable consume more memory than a List<T>?

Is there a trade off in respect to performance, trade off in respect to memory consumption? See Question&Answers more detail:os...

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

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652 views

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c# - Amazon.Runtime.AmazonServiceException: Unable to find credentials

we designed the WebService application in vs 2010 using AWS SDK toolkit which connect to AWS SNS Service. It Perfectly ... ) at Service..ctor() See Question&Answers more detail:os...

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

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533 views

1 answer

c# - The channel 'tcp' is already registered

I want the given application (Windows Service) to act as a remoting server as well as remoting ... the channel configuration programmatically. See Question&Answers more detail:os...

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

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463 views

1 answer

c# - How to use Rowspan in Gridview for 1st Column only

Need help to resolve a issue related with Gridview layout. I am trying to implement custome Gridview with ... here. Can anyone 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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320 views

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c# - building relative URLs for an MVC app with JavaScript

I'm having trouble getting C# and JavaScript/jQuery to play nice here. I have a knockout view model, plain ... relative root of the application? See Question&Answers more detail:os...

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

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812 views

1 answer

c# - DropDownListFor not respecting Selected property of SelectList

I have the following line of code: @Html.DropDownListFor(x => x.TimeOption, new SelectList(Model.TimeOptions, "Value" ... GET, not POST. 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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332 views

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c# - How to increase the access modifier of a property

I'm trying to create a set of classes where a common ancestor is responsible for all the logic involved in setting ... = 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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283 views

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c# - Sql Server temporary table disappears

I'm creating a temporary table, #ua_temp, which is a subset of regular table. I don't get an error, but when ... it doesn't affect the 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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260 views

1 answer

c# - Why is registry written in different location than expected?

I tried to write a registry subkey and its corresponding value to registry like this: const string subKey = @" ... saving it to HKLM :( See Question&Answers more detail:os...

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

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370 views

1 answer

c# - search for a value in an object at runtime [QuickWatch enhancement]

sometimes I waste my time searching for a value in an object at runtime. Certainly you-all know this task --> ... sb. knows a tool? 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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245 views

1 answer

c# - Showing Html in WinRT with RichTextBlock or other component

I want to show html in string with some component. Now I am using RichTextBlock and I tried few extensions ... Or is there working convertor? 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

1 answer

c# - How to save a picturebox control as a jpeg file after it's edited

I have a PictureBox on my Windows Forms application. I load a picture in it and I have enabled the Paint event ... . Does anyone have any idea? See Question&Answers more detail:os...

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

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399 views

1 answer

c# - How can I copy a large file on Windows without CopyFile or CopyFileEx?

There is a limitation on Windows Server 2003 that prevents you from copying extremely large files, in ... accompany the accepted answer. See Question&Answers more detail:os...

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

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458 views

1 answer

c# - Avoid using the JsonIgnore attribute in a domain model

I have a domain model component with several entity classes. In another component i have entity repositories ... to the given 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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280 views

1 answer

c# - How to set a project's executable processname?

I'd like to have my executable's process be called ABC. How I can do this? I tried defining my project name as ... then I'll have an ABC.vshost. See Question&Answers more detail:os...

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

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342 views

1 answer

c# - Log4net doesn't write to file

I want add new log to file.this is my appender: <appender name="RollingFileAppender" type="log4net.Appender. ... write to file. Why? See Question&Answers more detail:os...

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

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