Recent questions tagged C#

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So I read this very interesting blog on working with datetime in Azure DocumentDb. The problem being that, right ... be the baseline date? 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# - Detecting ctrl+v on key press

I am using text box keypress event to handle only selected inputs. Basically the textbox allow user to ... NumberExtension.ValidateInput(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# - NHibernate Deleted object would be re-saved by cascade

In my solution I have a branch of business objects with associations. So when I try save a root ... find references without debugger support. 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# - What happens with Directory.EnumerateFiles if directory content changes during iteration?

I've read discussions about difference between Directory.EnumerateFiles and Directory.GetFiles. I understand that ... still be iterated? 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# - Entity Framework - Reuse Complex Type

I have an Entity in Code First Entity framework that currently looks like this: public class Entity { // snip ... ... Queue { get; 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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363 views

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c# - Silverlight: Value does not fall within the expected range exception

I am getting "Value does not fall within the expected range exception" when adding children to stack panel. This ... per call to the func() 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 save a bitmap image as JPEG

The problem is that the file is not saving as JPEG. Just a normal file. This is my code so far: ... Drawing.Imaging.ImageFormat.Jpeg); } } 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# - Inherit problem in asp.net

in my web application i copy and paste the code from other site to in my page also the source code starting form ... my problem help me thank u. 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# - Using EigenObjectRecognizer

I am trying to do some facial recognition using EmguCV. I was wondering if I can use EigenObjectRecognizer for ... is there any better method? 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 get the return value from Sql Server system message?

I am trying to verify the backup I have just done in c# using command against sql server Express string _commandText ... what I am trying to do See Question&Answers more detail:os...

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

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367 views

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c# - The specified type was not recognized error deserializing XML

I'm trying to deserialize the following XML using C#: <stix:STIX_Package xmlns:stixVocabs="http://stix.mitre. ... XML above can be deserialized? See Question&Answers more detail:os...

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

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602 views

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c# - Upload multiple files in a single HTTPWebRequest

I have created a service which accept 2 things : 1) A body parameter called "type". 2) A csv file to be ... also not sending any file to server. 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

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c# - MediaCapture + CaptureElement lifecycle/navigation management

This is in a Windows Phone 8.1 Store app. My MainPage has a CaptureElement to display the preview stream from ... occasions. What am I missing? See Question&Answers more detail:os...

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

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505 views

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c# - Regex pattern to choose data BETWEEN matching quotation marks

Suppose I had the following string I wanted to run a Regular expression on: This is a test string with " ... with which words. 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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399 views

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c# - How to raise an event on MS word Keypress

I am developing a MS-Word addon in which my code has to get access to the letters the user is entering ... functionality, it would be welcome. See Question&Answers more detail:os...

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

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348 views

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c# - How to change a sql login password with variables

I am trying to update the password for an existing SQL login using Alter LOGIN I know the following works ... most desirable approach. -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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571 views

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c# - Working with IViewLocationExpander in mvc

I want to render views from a custom location, so for that I have implemented the IViewLocationExpander interface in ... for this other folder? See Question&Answers more detail:os...

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

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552 views

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c# - Ignore DOCTYPE .dtd, but .dtd file must still exist

I have a web service that processes an HTTP request. The document it receives has an embeded DOCTYPE that ... be installed on my computer? See Question&Answers more detail:os...

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

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509 views

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c# - MVC - Binding dynamically added controls to a List<T> in a Model

Using MVC 5 with a Razor (.cshtml) view You have a list of values in a model that needs to ultimately get ... to bind the data in this manner? See Question&Answers more detail:os...

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

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386 views

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c# - How to send an HTTP 4xx-5xx response with CORS headers in an ASPNET.Core web app?

I have a standard ASP.NET Core 2 Web App acting as a REST/WebApi. For one of my endpoints I return an ... response.WriteAsync(json); } Cheers! See Question&Answers more detail:os...

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

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437 views

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c# - How to use @Html.CheckBoxFor() while dealing with a List<ViewModel>

This is my View. How to use CheckboxFor(): @using eMCViewModels; @model eMCViewModels.RolesViewModel @{ ViewBag.Title = ... Can any one helps ? See Question&Answers more detail:os...

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

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407 views

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c# - Reflection Get Variables in Method

How can i get varibles used in Method which then I will write their values on Console ? See Question&Answers more detail:os...

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

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441 views

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c# - How to convert color name to the corresponding hexadecimal representation?

For example: blue converts to: #0000FF I wrote it as: Color color = Color.FromName("blue"); But I ... to get the hexadecimal representation. See Question&Answers more detail:os...

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

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339 views

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c# - Drawing a line in Winforms

I am having trouble drawing a line within a group box in a simple windows form. here is my code: public partial ... of the form. Please advice. See Question&Answers more detail:os...

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

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411 views

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c# - Get the value of an HTML element

I have the HTML code of a webpage in a text file. I'd like my program to return the value that is in a ... is a string function that can do 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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328 views

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c# - How to create a histogram

I want to create a histogram within a C# program that uses EMGU. EMGU contains a class called MCvHistogram in it, but ... 't know how to use 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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266 views

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c# - Return JSONP in proper format WCF

I'm trying to output a correctly wrapped JSONP value for jQuery to consume. The output I'm looking for is: ... get rid of two double quotes. See Question&Answers more detail:os...

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

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589 views

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c# - Convert Excel Range to ADO.NET DataSet or DataTable, etc

I have an Excel spreadsheet that will sit out on a network share drive. It needs to be accessed by my ... returned range back into a dataset? See Question&Answers more detail:os...

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

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