Recent questions tagged C#

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c# - Get date of first and last day of week knowing week number

I need to get the date of the first and last day of the week knowing the week number. I get ... CalendarWeekRule.FirstDay, DayOfWeek.Sunday); } See Question&Answers more detail:os...

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

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430 views

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c# - Response.Redirect issue with Asp.net async

I'm new to asp.net 4.5 async and am running into the following with calling response.redirect within an ... return response.StatusCode; } } See Question&Answers more detail:os...

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

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191 views

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c# - How to set up the Entity Framework model for Identity Framework to work against an existing database?

I am migrating my old website from PHP to C# MVC. I want to use Microsoft's Identity set-up as it ... my IdentityUser for Asp.net Identity? 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# - RichTextBox cannot display Unicode Mathematical alphanumeric symbols

I cannot get WinForms RichTextBox display some Unicode characters, particularly Mathematical alphanumeric symbols (but the ... problem only. See Question&Answers more detail:os...

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

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708 views

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c# - How do I retrieve a list or number of jobs from a printer queue?

I'm looking for a way to get a list or number of jobs from a particular printer. In the best ... printQueue.NumberOfJobs; return numberOfJobs; } 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# - How to put an extended WinForms Control on ToolBox

I plan to add functionalities to TextBox with the following: public class TextBoxExt : TextBox { protected override ... to use the TextBoxExt? See Question&Answers more detail:os...

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

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290 views

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c# - Javascript Alert before redirecting in ASP.NET

I am using following code to display message while updating in update panel string jv = "alert('Time OutAlert') ... Redirect("~/Nextpage.aspx"); 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# - Can I filter a collection from xaml?

I have a wpf-mvvm application. I have an observable collection in my viewmodel public ObservableCollection< ... two collections) ? See Question&Answers more detail:os...

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

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382 views

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c# - how to make DispatcherTimer events smoother in WPF?

In my WPF application, the user presses a button to start a 3D model rotating smoothly, and lets up on the ... pause would be so extreme.) See Question&Answers more detail:os...

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

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488 views

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c# - How do I get an IL bytearray from a DynamicMethod?

As a bit of a novelty, I'm trying to see how different the IL from light weight code generated at runtime ... is there no way to GetVariables? See Question&Answers more detail:os...

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

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485 views

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c# - Listview ItemSelectionChanged fires twice?

I have a Winforms App in C# with a ListView control. This ListView shows a list of TO-DO items and I am using the ... .Update(); } else { } } 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# - DataGridView Edit Column Names

Is there any way to edit column names in a DataGridView? See Question&Answers more detail:os...

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

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298 views

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c# - LocalDB: change SQL Server default location

I wonder if it is possible to change default location of (LocalDB). When you create it with SqlLocalDB. ... SqlClient" /> </connectionStrings> See Question&Answers more detail:os...

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

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224 views

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c# - WP7 (windows phone 7) HttpWebRequest losing POST data

I'm sending a lot of POST data (over 5000 chars) and it seems that WP7 HttpWebRequest is losing some of the ... my data entirely ? Thank you ! See Question&Answers more detail:os...

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

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236 views

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c# - Deadlock sample in .net?

Can anybody give a simple Deadlock sample code in c# ? And please tell the simplest way to find deadlock in your C# ... .) NOTE: I have VS 2008 See Question&Answers more detail:os...

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

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588 views

1 answer

c# - Play wav/mp3 from memory

I play mp3/wav from file to create a push effect. However on an Atom CPU based tablet PC, there is a delay when ... \beep-7.wav"; player.Play(); See Question&Answers more detail:os...

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

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277 views

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c# - Json.NET Primitive Types - use Decimal instead of Double

How can I make JSON.NET return a decimal instead of a double when parsing floats from JSON? (it's an object ... the latest versions of Json.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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991 views

1 answer

c# - How To make some text bold in cell using OpenXml

i have try to make bold the specific text using Bold fbld = new Bold(); but it will make bold hall cell. Here ... I do this in OpenXml 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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772 views

1 answer

c# - Change button text color in disabled button (Xamarin.Forms)

I need to change the text color of a button when it is disabled, I have created a custom renderer for ... applied. Neither of these ways solves See Question&Answers more detail:os...

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

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322 views

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c# - ASP.NET Core 2.0 Preview 1: How to set up Cookie Authentication with custom login path

In ASP.NET Core 2.0 the .UseAuthentication() middleware has a breaking change that no longer allows the old ... help would be 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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357 views

1 answer

c# - Distinct list of lists, where lists contains same values but in different order

I got a list: var list = new List<List<int>>(); which could contain list[0] = {1, 2, 3, 4} list ... int, but that shouldn't change the question. See Question&Answers more detail:os...

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

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453 views

1 answer

c# - Test if an element is focused using Selenium Webdriver

I'm really surprised I can't find references on the internet to testing for element focus using Selenium Webdriver. ... . Thanks 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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335 views

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c# - How can I navigate between forms

I am a newbiest in c# and window form i am doing a project and i meet some problem how can i navigate forms within ... (); Check.Show(); } } 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

1 answer

c# - .NET GridView - Can you right-align just one column?

Can you easily right-align just one column in a GridView? I have this <asp:GridView ID="GridView1" runat=" ... I would have total control.) 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# - Creating objects dynamically in loop

I have an array of strings that I am looping through. I would like to loop through the array and on each ... or is there are better solution? See Question&Answers more detail:os...

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

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252 views

1 answer

c# - Multiple ItemsSource collection bindings

How can I binds multiple collections of different types to an ItemsSource of an ItemsControl? Using a single ... .ItemsSource> </ItemsControl> See Question&Answers more detail:os...

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

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303 views

1 answer

c# - Dock, Anchor and Fluid layouts in Windows Forms Applications

So, I've been asked to redesign an old application I wrote a few years ago. Basically, nothing much needs ... or what resolution they're using. See Question&Answers more detail:os...

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

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525 views

1 answer

c# - remove html node from htmldocument :HTMLAgilityPack

In my code, I want to remove the img tag which doesn't have src value. I am using HTMLAgilitypack's ... other operations on document } } See Question&Answers more detail:os...

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

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