Recent questions tagged .NET

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.net - Securing Elmah in ASP.NET website

I am having trouble trying to secure ELMAH. I have followed Phil Haacked's tutorial, with the only difference ... (exactly what we wanted) See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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.net - Can anyone explain this strange behavior with signed floats in C#?

Here is the example with comments: class Program { // first version of structure public struct D1 { public double ... do you think about this? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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.net - The Ultimate Visual Studio Solution Structure

Realizing that this could be subjective based on the project at hand, I'm looking for the "best practice" method of ... got isn't the best way. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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.net - watermark Text-box Align Center

I'm using custom control watermark textbox and it's perfect, but the problem is that I can't change the ... End Set End Property End Class See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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.net - Is it an error to import the same XSD multiple times?

I have a schema (a) that imports another schema (z). Then I have yet another schema (b) that imports that ... Just to behave like Oxygen. How? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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610 views

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.net - Match string not preceded by another with a regular expression

The statement Regex.Replace("XB", "([^A])B", "$1AB") produces XAB, as expected. Can someone explain me why Regex ... not preceded by a A by AB. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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.net - Unable to get the correct mime type of .flv file

I want to get the mime type of local .flv file by using this function from code project http://www.codeproject. ... flv file as x-x509-ca-cert See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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.net - Embedded Font Causes a Crash

I have a WinForm app. I am using a custom font that is in my embedded resources. It works at first, ... Return result End Function End Class See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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.net - C# Email Address validation

Just I want to clarify one thing. Per client request we have to create a regular expression in such ... regular expression to allow apostrophe? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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.net - Configure wcf service programmatically

I have a remote wcf service, I connect it by WSHttpBinding. If I use the empty service constructor which ... /client> </system.serviceModel> See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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.net - Version Information on ASP.NET Server Error Page

I have a ASP.NET MVC5 Web Application configured to run on .NET Framework version 4.5.1. However, I notice that when ... Why is this not 4.5.x? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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.net - XPath injection mitigation

Are there any pre-existing methods in .NET to detect/prevent an xpath injection attack? I can forsee 2 examples ... the installer didn't work) See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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.net 4.0 - How to get ticks from QueryPerformanceCounter in C#?

I need to replace Stopwatch to avoid using getters for its properties. I am going to implement it ... (out long lpPerformanceCount); See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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334 views

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.net - Select new records by timestamp column with Entity Framework

I have a table with timestamp column (RowId) in my SQL Server database. I want to query new rows according to ... byte arrays in a LINQ query. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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285 views

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.net - Why we can not have Shared(static) function/methods in an interface/abstract class?

In .net we are not allowed to have shared function/methods in abstract classes and interfaces. Why they are ... Shared methods are allowed ? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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416 views

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.net - Regular expression to select repeating groups

I have a series of grouped values that follow a specific format and would like to use a single expression ... more elegant expression. Thanks! See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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296 views

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.net - Designing a Custom Font Dialog/Selector for C# that filters out non true type fonts

Since the inbuilt Font Dialog returns a 'Not a True Type Font' Exception on selecting a Non True Type ... //sourceforge.net/p/newfontpicker/ See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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594 views

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.net - Can I improve the resolution of Thread.Sleep?

Thread.Sleep() resolution varies from 1 to 15.6ms Given this console app: class Program { static void Main() { ... to about 1ms? Or even 10ms? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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330 views

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.net - Converting C# knowledge to VB.NET any potential problems?

I have a team with people that are quite comfortable in C# but we got a requirement to write a project in VB.net. ... still true for .net 3.5? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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264 views

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.net - Defining a working directory for executing a program (C#)

I am currently trying to get an executable to be launched from a specific folder. The code I have below crashes the ... .Start(@"dump", s); See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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585 views

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.net - Invoke remote powershell command from C#

I'm trying to run an invoke-command cmdlet using C# but I can't figure out the right syntax. I just ... this would be highly appreciated. Thanks See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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359 views

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.net - Why does Math.Round(2.5) return 2 instead of 3?

In C#, the result of Math.Round(2.5) is 2. It is supposed to be 3, isn't it? Why is it 2 instead in C#? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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413 views

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.net - Difference between BackgroundWorker and Thread?

What is the difference between BackgroundWorker and Thread? In my application I am using a messaging system ... : BackgroundWorker or Thread? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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488 views

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.net - How can i convert a DBQuery<T> to an ObjectQuery<T>?

I've got a DBQuery<T> which converts to an IQueryable<T> (this bit works fine). But then I'm trying ... [Tests.Models.Order]'. Any suggestions? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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365 views

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.net - Winforms Form Constructor vs Load event

When a form loads, the code needs to do things like setup datagrids, comboboxes, set the title, etc. I've ... one is best for which activities? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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293 views

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.net - Function Application Operator ($) in F#?

Let's say I have this code let identifier = spaces_surrounded (many1Satisfy isLetter) I was wondering if it there was ... are not too sharp..). See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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271 views

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.net - Modifying an Entity Framework Model at Run-Time

This is purely a conceptual and design idea related to EF4. The example/scenario is a large ERP or CRM type ... what I'm getting at. Brent See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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342 views

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.net - How to get the associated icon from a network share file

I am using Icon.ExtractAssociatedIcon to get the icon of a file , that a user selects, in an openfiledialog. THe ... icon? Note: .NET 2.0 See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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