Recent questions tagged c#

0 votes

356 views

1 answer

c# - how to handle group subtotal and e.g. target rows in WPF DataGrid?

I'm implementing a WPF DataGrid that contains projects with many key figures. Projects are grouped by project ... & Best Regards - matti See Question&Answers more detail:os...

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

0 votes

279 views

1 answer

c# - What is E in floating point?

What is E+3? What exactly happens here? Can we use this approach in other data types or can we only use it ... .WriteLine(w); } Output: 1700 See Question&Answers more detail:os...

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

0 votes

257 views

1 answer

c# - Programmatically reset VisualStudio shortcuts

There are two related questions about resetting VisualStudio keyboard scheme and importing VisualStudio settings. However, ... Keyboard dialog. See Question&Answers more detail:os...

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

0 votes

621 views

1 answer

c# - DataTrigger Binding in WPF Style

I have the following Button and Style in WPF and I need to generalize the Binding in the DataTrigger section because I ... > </Setter> </Style> See Question&Answers more detail:os...

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

0 votes

463 views

1 answer

c# - How to use string.Format() to format a hex number surrounded by curly brackets?

Input: uint hex = 0xdeadbeef; Required output: string result = "{deadbeef}" First approach: Explicitly add the { ... duplicate so far...) edited See Question&Answers more detail:os...

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

0 votes

410 views

1 answer

c# - Arithmetic overflow exception when opening SQL connection

I got very weird ArithmeticOverflowException when opening an SQL connection to the underlying SQL database (stack ... .SqlConnection.Open() See Question&Answers more detail:os...

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

0 votes

324 views

1 answer

c# - Safe to get Count value from generic collection without locking the collection?

I have two threads, a producer thread that places objects into a generic List collection and a consumer ... accessing the Count property? See Question&Answers more detail:os...

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

0 votes

601 views

1 answer

c# - Nested Parallel.ForEach Loops on the same list?

I need to parallelize a method that does an exhaustive pairwise comparison on elements in a list. The serial ... the parallel tasks library? See Question&Answers more detail:os...

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

0 votes

258 views

1 answer

c# - Could not load file or assembly System.Web.WebPages.Deployment

Im working developing a system web page and suddenly appears this error: Could not load file or assembly ' ... , HttpContext context) +12441597 See Question&Answers more detail:os...

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

0 votes

1.5k views

1 answer

c# - MSBuild is not generating publish web page (ClickOnce)

I am facing a problem that when I publish my ClickOnce application through MSBuild (4.0), the publish.htm (or ... </WebPage> Any ideas? Thanks See Question&Answers more detail:os...

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

0 votes

665 views

1 answer

c# - ShowBalloonTip Not Working

On Windows 10, the ShowBalloonTip method of NotifyIcon NEVER shows the balloon tip. This would appear to have ... Message", BalloonIcon.Info); See Question&Answers more detail:os...

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

0 votes

714 views

1 answer

c# - Get RegionInfo by country name?

I want to be able to get RegionInfo by doing the following: new RegionInfo("United Kingdom"); but this ... RegionInfo with country name work? See Question&Answers more detail:os...

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

0 votes

296 views

1 answer

c# - How to assign a Run to a text property, programmatically?

I know in XAML we can do... <TextBlock FontSize="18"> This is my text <LineBreak/> <Run FontSize= ... text (string) property, programmatically? See Question&Answers more detail:os...

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

0 votes

431 views

1 answer

c# - Casting a boxed value

Why can't an int that's been boxed be directly cast to double? object o = 12; double d = (double)o; That ... might shed a bit of light here. See Question&Answers more detail:os...

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

0 votes

492 views

1 answer

c# - Moq how to correctly mock set only properties

What is the correct way for dealing with interfaces the expose set-only properties with Moq? Previously I've ... 'SetOnlyValue' has no getter See Question&Answers more detail:os...

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

0 votes

1.2k views

1 answer

c# - The provided URI scheme 'https' is invalid; expected 'http' when calling web service

I am trying to call a SharePoint web service from a CRM workflow using custom C# code. However when I run my ... . Thanks for any help, Scott See Question&Answers more detail:os...

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

0 votes

327 views

1 answer

c# - Why does the WPF listbox change selection on mouse button down rather than button up?

I had never noticed this before, but the WPF ListBox seems to change its SelectedItem when the Mouse is down, ... have any insight into this? See Question&Answers more detail:os...

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

0 votes

482 views

1 answer

c# - needs overload operator< and null check

I′m overloading the lessthan-operator in c# and I`m wondering whether this needs to check for null. Below you ... But maybe I missed something. See Question&Answers more detail:os...

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

0 votes

492 views

1 answer

c# - How do I fix 'compiler error - cannot convert from method group to System.Delegate'?

public MainWindow() { CommandManager.AddExecutedHandler(this, ExecuteHandler); } void ExecuteHandler(object sender, ... 'System.Delegate' See Question&Answers more detail:os...

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

0 votes

319 views

1 answer

c# - Access to internal classes from another project

I'm wondering if it's possible to access internal class variables from other project in c#. I know that is ... better way to accomplish this? See Question&Answers more detail:os...

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

0 votes

309 views

1 answer

c# - How to test if a file is currently being written to

I have an application that must check a folder and read any files that are copied into it. How do I test if ... written to them and are closed. See Question&Answers more detail:os...

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

0 votes

340 views

1 answer

c# - How is .NET renaming my embedded resources?

When I build a file as 'embedded resource', Visual Studio gives it a name in the assembly depending on its ... name from the file path. See Question&Answers more detail:os...

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

0 votes

495 views

1 answer

c# - Explicit implementation of an interface using an automatic property

Is there any way to implement an interface explicitly using an automatic property? For instance, consider this code: ... I'm just curious.) See Question&Answers more detail:os...

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

0 votes

564 views

1 answer

c# - Updating fields of values in a ConcurrentDictionary

I am trying to update entries in a ConcurrentDictionary something like this: class Class1 { public int Counter { get; ... in a thread safe way. See Question&Answers more detail:os...

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

0 votes

415 views

1 answer

c# - MVC HttpPostedFileBase always null

I have this controller and what I am trying to do is to send an image to the controller as a [ ... get any information on the HttpPostedFileBase See Question&Answers more detail:os...

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

0 votes

653 views

1 answer

c# - Save WriteableBitmap to file using WPF

I have: WriteableBitmap bmp; I basicly want to save it into a file on the disk like the following: C:mp.png I ... . I use .NET Framework 4.0. See Question&Answers more detail:os...

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

0 votes

250 views

1 answer

c# - Run tests in 64-bit

I got a ADO.NET driver which is compiled as 64-bit. I therefore need to run mstests in 64-bit mode. Is that ... ? (the dev machine is 64bit). See Question&Answers more detail:os...

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

0 votes

342 views

1 answer

c# - Asp.Net Identity Localization PublicKeyToken

I'm trying to get localized error messages for Swedish for Asp.Net Identity by using advice from this post: ... ? Thanks for any pointers. See Question&Answers more detail:os...

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

Categories

Just Browsing Browsing

Most popular tags