Recent questions tagged .NET

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.net - C# iTextSharp Merge multiple pdf via byte array

I am new to using iTextSharp and working with Pdf files in general, but I think I'm on the right ... files are being ignored. 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 - get inner patterns recursively using regex c#

i know there are several questions about regex recursion in .net. I can write somewhat complex regex expressions but ... anyone help with this? 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 marshal wchar_t* from C++ to C# as an out parameter or return value?

I have tried to do this in many ways, but none is working. Does anyone have a correct example for this? I ... from a function to the C# level. 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 use GroupBy() to group over multiple columns with VB.NET?

i tried to do this like i would in C#, with an anonymous type but the result is just not correct. VB.NET ... does anybody see where my error is? 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 - Directly reading large binary file in C# w/out copying

I am looking for the most efficient/direct way to do this simple C/C++ operation: void ReadData(FILE *f, ... out BytesRead, IntPtr.Zero); } 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 - CPU power management APIs

What APIs are provided by Windows for CPU power management (I'm interested in CPU frequency scaling, ... dynamic power management algorithms) 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 Attach the Events of an Original Object to a Deep Copied Clone

Following up on my question yesterday to deepcopy an object with events in C# and attach the events of the original ... those to the new object. 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 - Struct v/s Class in C# - Please explain the behavior

Could someone please explain the behavior of this class testCompile { /* * Sample Code For Purpose of Illustration */ struct ... - 2 - 24 */ 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 - (Why) should I use obfuscation?

It seems to me obfuscation is an idea that falls somewhere in the "security by obscurity" or "false ... engineering benefits to obfuscation? 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 make my string compare not sensitive to (ignore) minor differences in white space?

I have some tests that check strings that are displayed to the user. I don't wish the test to fail to ... a better solution hence this 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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402 views

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.net - How to display updated time as system time on a label using c#?

I want to display current time on a label using C# but time will continuously change as system time changes. How can I do this? 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 - Getting static field values of a type using reflection

I've got a set of static "enumeration" classes that I'm using to hold meaningful variable names to represent ... looking for? Any other 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 - Is there a custom FxCop rule that will detect unused PUBLIC methods?

I just tried FxCop. It does detect unused private methods, but not unused public. Is there a custom rule ... from within the same assembly? See Question&Answers more detail:os...

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

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316 views

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.net - Updating Visual Studio project references programmatically

I wish to programmatically update the references in the projects in my Visual Studio solution. I have roughly ... to the compiled dlls See Question&Answers more detail:os...

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

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534 views

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.net - Combining array of arrays into single, distinct array using LINQ

Can this be rewritten any better using LINQ? I'm a C#er trying to think in VB.NET for this current project. ... .Distinct() End Get End Property See Question&Answers more detail:os...

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

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358 views

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.net - Oracle Update Hangs

I'm having trouble with an Oracle update. The call to ExecuteNonQuery hangs indefinitely. The code: using ( ... seconds, and then timeout. See Question&Answers more detail:os...

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

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470 views

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.net - HowTo: Draw a line with an arrow?

I have the following code, that draws a line with a (very) small arrow... private void Form1_Paint(object sender ... line width. Is it possible? 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 - When do we need to call Dispose() in dot net c#?

Do I need to dispose a sqldatareader after it is created? SqlDataReader reader; --- --- --- reader.Close(); reader.Dispose(); See Question&Answers more detail:os...

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

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349 views

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.net - Garbage collection of static members

Will static members be ever collected by the garbage collector? 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 - Encountering a FileSystemRights value that isn't defined in enumeration

I've written an application that examines all of the file system permissions on a directory. A directory has a ... anyone know what this is? See Question&Answers more detail:os...

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

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395 views

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.net - How to use Mono.Cecil to create HelloWorld.exe

How do you use Mono.Cecil to create a simple program from scratch? All the examples and tutorials I've ... reading or making small changes. See Question&Answers more detail:os...

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

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446 views

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.net - C# MongoDB.Driver GetServer is Gone, What Now?

From the mongoDB.Driver docs (http://docs.mongodb.org/ecosystem/tutorial/getting-started-with-csharp-driver/) Get a ... ? Thanks for your time. 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 - EF 4.0 - mapping to readonly property with private field

Is it possible to map following POCO class with EF 4.0? public class MyClass { private string _myData; ... for EntityType 'MyNamespace.MyClass'. See Question&Answers more detail:os...

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

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330 views

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.net - To Dispose or not to Dispose (CA2000)

I'm switching on Code Analysis on an older project. Most remarks that result I can understand, but the ... disposed along all exception paths' See Question&Answers more detail:os...

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

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663 views

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.net - How to restart/reuse a recurring Task?

I have a long-running Task that I've implemented using the Task Parallel Library. When the Task starts, I ... to start the second iteration? See Question&Answers more detail:os...

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

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320 views

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.net 3.5 - C# Project Global AssemblyInfo

NET 3.5 solution with multiple projects in it. Is there a way I can create a "Global" AssemblyInfo.cs ... AssemblyInfo.cs can reference from? See Question&Answers more detail:os...

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

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282 views

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.net - WPF, Windows Forms, or something else?

We're about to embark on development of a new product. Our current product is a conventional client-server Windows ... I had a crystal ball. See Question&Answers more detail:os...

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

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359 views

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.net - Window StateChanging event in WPF

I need to handle WPF application right before it goes Minimize, not when it's already there. I found on ... possible to create such event ? See Question&Answers more detail:os...

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

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