Recent questions tagged .NET

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.net - Xamarin.Android and VB.Net Libraries

Though it is far from my choice, I'm forced to work with some libraries that were written in VB.Net. One ... the inclusion of that DLL)? See Question&Answers more detail:os...

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

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.net - Can I dynamically switch between styles in WPF?

Let's say I wanted to display a Button and a few RadioButtons. Based on which RadioButton is selected, I want to ... . Is this possible in WPF? See Question&Answers more detail:os...

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

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.net - System.Drawing.Bitmap to JPEG XR

How can I encode a System.Drawing.Bitmap (v4.0) to the JPEG XR stream? See Question&Answers more detail:os...

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

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.net - Any way to keep an external command window open during a Process.Start(..)?

i've got the following code which runs a bat file. the bat file then runs some .exe .. which does ... about this window remaining? 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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.net - Application not clearing Dialog contents on form close

Bear with me guys, I'm new to VB. Long story short. I have a VB app that has a couple buttons that open a ... just don't know where. 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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.net - How could I prevent a folder from being created using a windows service?

I have users and processes on a web server. I'm looking to write a windows service that is capable of ... service listen to and pre-empt. See Question&Answers more detail:os...

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

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.net - DateTimePicker internal validation

I have such situations in my program often when using regular DateTimePicker supplied with VB.NET 2010 toolbox ... in given circumstances? See Question&Answers more detail:os...

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

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.net - C# generic handlers, what am I misunderstanding?

I'm not sure why this doesn't work. It doesn't like TResponse for the out and handlerMap add, even ... to a List<IResponseHandler<IReponse>>? See Question&Answers more detail:os...

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

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.net - Inner/Nested Scope in Methods

I am a C# developer who has been working with the language for a long time. I am wondering why the langauge ... ? Any Help will 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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.net - How to XML deserialize an object of Unknown Type?

I want to save my object to hard disk (like cache) with XmlSerializer. In this case, I don't have any problem ... to an object that I created? See Question&Answers more detail:os...

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

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.net - Ionic.Zip library unable to extract .rar file C#

I am trying to extract .rar file using .net zip library (Ionic.Zip.dll). I got error "cannot read that as ... to extract .rar files. Any 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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.net - Windows XP Application Data Folder?

I'm trying to access Windows XP's Application Data - but I'm having a slight issue, I am using the following ... I do? Please and 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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.net - Opening default web browser

I am using the function below to open the user's default web browser. Public Function ShowHelp(ByVal url ... before calling this function? See Question&Answers more detail:os...

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

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.net - Wix Managed Bootstrapper: Installing Net framework and adding entry in add-remove program even if we cancel product installation

In my managed bootstrapper, I'm packing Net framework 4.5.1 and VC Redistributable as follows: <PackageGroupRef Id = ... or Managed Code...??? See Question&Answers more detail:os...

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

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.net - WCF Returning Array instead of List EVEN THOUGH Collection Type == Generic.List

I have project that is a WCF service (.svc) that looks like the following: [ServiceContract] public ... of Newtonsoft. Any suggestions? See Question&Answers more detail:os...

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

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.net - SetFetchMode call ignored

I have a problem with SetFetchMode call in Criteria API in following query: DetachedCriteria.For<User>() .Add< ... I can write anything there. See Question&Answers more detail:os...

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

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.net - How can I handle ComboBox selected index changing?

I have a ComboBox that have a list of manufacturers. When a user selects a manufacturer, a grid below is ... (looking from another angle)? See Question&Answers more detail:os...

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

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.net - Class-level validation

I am validating a class with DataAnnotations utils. I have a class that has a Title property and an Item property. I ... to do it the xamly way. See Question&Answers more detail:os...

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

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.net - How do I read the values of Excel dropdowns or checkboxes from c# or vb.net?

I'm using Microsoft.Office.Interop.Excel to read the values of cells of a worksheet, but I'm unable ... checkboxes and option buttons. 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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.net - VB.net - insert/retrieve picture from mysql Database directly to/from a Picturebox

I'm am having a heck of a time finding a code snippet that works for this. I have got to the point where ... this mess that would be great too. See Question&Answers more detail:os...

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

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.net - Nullable type and if issue

Here is simplest piece of code Dim testInvoiceDate As DateTime? = If(String.IsNullOrEmpty(Nothing), Nothing, New ... That is very weird ! See Question&Answers more detail:os...

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

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.net - Error Handling in System.Net.HttpWebRequest::GetResponse()

I have a Powershell script that uses System.Net.HttpWebRequest to communicate with a remote host. I create the ... this 400 Bad Request signal? See Question&Answers more detail:os...

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

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.net - How to make the MaskedTextBox only accept HEX value?

I need a control that only accept HEX value in the following format: xxxx-xxxx and x is in 0-9, a-f, ... Mask property, but did not succeed. See Question&Answers more detail:os...

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

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.net - c# Show Windows Form

So, I'm struggling a little bit here. I am writing a windows console application in C# and have just made a login ... me the error of my ways? See Question&Answers more detail:os...

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

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.net - IdentityServer4 logout

I am having an issue where I cannot seem to get my Identity Server logout to show the confirmation first. I ... client config also has 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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.net - Looking for recomendation to show release notes in ClickOnce applications

I have a few strategies which I'm about to trial in a few scenarios and am looking for guidance on what others ... update at that time or not. See Question&Answers more detail:os...

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

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.net - ASP.NET 3.5: Difficulty getting timezone's current offset

Not sure what I'm doing wrong here. I'm trying to get the current # hours UTC offset for Eastern ... hassle out working with time zones. See Question&Answers more detail:os...

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

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.net - NLog: Dependency Injection for custom Targets

I am a user of NLog and I am creating my own custom target. This target will use some repositories ( ... , preferably StructureMap? Regards, J See Question&Answers more detail:os...

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

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