Recent questions tagged C#

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c# - Changing a horizontal bar chart to a vertical one

I'm using the'System.Windows.Forms.DataVisualization.Charting' library for my chart and I was wondering if ... the chart vertically 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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692 views

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c# - Chaining DebuggerDisplay on complex types

I have several classes defining the DebuggerDisplay attribute. I want to know if there is a way to define one ... while viewing class B objects. See Question&Answers more detail:os...

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

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651 views

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c# - How Does List<T>.Contains() Find Matching Items?

I have a list of car objects List<Car> cars = GetMyListOfCars(); and i want to see if a car is in the ... to understand what it does by default. See Question&Answers more detail:os...

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

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644 views

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c# - How do I Set XmlArrayItem Element name for a List<Custom> implementation?

I want to create a custom XML structure as follows: <Hotels> <Hotel /> </Hotels> I've created an ... to implement ISerializable or IEnumerable? See Question&Answers more detail:os...

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

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668 views

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c# 4.0 - Why was IEquatable T not made contravariant in T for C# 4.0?

IEquatable<T> could have been declared to be contravariant in T, since it only uses T in an input ... the entirely analogous IComparable)? 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# - Redis Stack Exchange how to delete or get keys by pattern

I installed Stack Exchange redis client in C#. I can only delete one key or array of keys but I don't know ... how to get keys by pattern 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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636 views

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c# - Why must I have a parameterless constructor for Code First / Entity Framework

This is more of a question of "Why we do things" as my actual problem was solved but I don't ... forward with knowledge instead of confusion? See Question&Answers more detail:os...

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

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841 views

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c# - Debugger.Launch not working

I am currently trying to launch a debugger for a process that is launched externally (not from within visual ... no avail. 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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751 views

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c# - How to do RegAsm so that it cover 32-bit and 64-bit?

I have a DLL file prepared by C# and my system is Windows 7 64-bit. When i apply the RegAsm its not ... -bit and 64-bit registry entries?" See Question&Answers more detail:os...

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

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587 views

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c# - Where do I find the new Span<T>?

Everyone is writing about how great the new type Span<T> is so I eagerly wanted to start rewriting a couple of ... I can't figure this out. 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 do I deserialize an array of enum using Json.Net?

I have a JSON like this: [{ "agencyId": "myCity", "road": { "note": "", "lat": "45.321", "lon ... { return objectType == typeof(ChangeType); } } See Question&Answers more detail:os...

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

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599 views

1 answer

c# - Handling time-zone between client and server for date-only DateTime

I have a custom validation attribute in my ASP.NET Web API application that checks if the date is in the future or ... to local time (UTC -5). See Question&Answers more detail:os...

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

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487 views

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c# - Breaking SOLID Principles in multiple implementation of an Interface

I am facing a problem with dependency inversion in a factory method and it is also breaking Open Closed ... must follow SOLID Principles. 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# - SSL (https) error on my custom proxy server

here's?i?mode?code!??when?i?send?http?request?from?firefox?it?work?fine!?but?when?i?try?https?firefox?reply?with?this: An ... 0, 32); } } } } } See Question&Answers more detail:os...

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

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564 views

1 answer

c# - Passing an array of ids from view pages to controller

I discovered that the ids are not getting passed through from the razor page to the controller. So my int[] userIds is ... Users = users; } } } See Question&Answers more detail:os...

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

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584 views

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c# - Couldn't get selected items correctly if setting ListView ItemsContainer as VirtualizationStackPanel

I set 'VirtualizingStackPanel.IsVirtualizing' to true and 'VirtualizingStackPanel.VirtualizationMode' to 'Recycling', because ... can 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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766 views

1 answer

c# - How to copy a formatted cell in Excel to a table cell in Word using .NET?

I'm attempting to copy cells, one at a time, from an Excel 2003 (or 2007) spreadsheet to a Word 2003 (or 2007 ... All I get is the text itself. See Question&Answers more detail:os...

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

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634 views

1 answer

c# - Accessing runat="server" control id in WebMethod

html code is <script type="text/jscript"> function ajaxcall() { $.ajax({ type: "POST", url: "index.aspx/ ... which are not to be a webmethod See Question&Answers more detail:os...

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

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603 views

1 answer

c# - XAML binding to CompositeCollection

I have only one datagrid in a single view but the collections which are ItemsSource's of this datagrid are in ... Models? Thanks for your 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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565 views

1 answer

c# - To get value set in javascript in code behind

I have following in html <div id="dvAddToGrid" runat="server"> <table style="margin-left:80%"> <tr> <td> ... in click event in code behind. See Question&Answers more detail:os...

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

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915 views

1 answer

c# - Xamarin Forms Dynamically add shell items

I have a problem I have a shell page with a few ShellContent links like this: <?xml version="1.0" encoding= ... I can do that. 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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629 views

1 answer

c# - Streaming directly to a database

I'm using c#, and have an open tcpip connection receiving data. Is it possible to save the stream to an ms ... memory. Is this at all 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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628 views

1 answer

c# - Thread safety, lists, binding and WPF

I have a WPF ListView that is bound to a collection (List<T>). It is currently updated from the current ... thread safety in such a scenario? See Question&Answers more detail:os...

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

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903 views

1 answer

c# - InvokeMember("click") in WebBrowser control

A website shows a table based options to choose. HTML is <td width="33%" class="cont"><input type="radio" name= ... false; } return gonext; }); See Question&Answers more detail:os...

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

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577 views

1 answer

c# - Show a message after sending a file to download

I want to update something on my aspx page, after I send a file to be downloaded. (Some error messages shown ... which I am not aware of. See Question&Answers more detail:os...

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

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569 views

1 answer

c# - Deserializing XML with unknown element order

I'm trying to implement a client for a service with a really deficient spec. It's SOAP-like, although it ... the XmlSerializer dropped a field? See Question&Answers more detail:os...

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

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643 views

1 answer

c# - Format Decimal number to Indian Currency Format

I am using C# asp.net 4.0 in my project where i need to display price in India curreny format. eg. my number is 12550000 ... ='<%# Eval("price_per_sq_ft") %>'></asp:TextBox> </Edi...

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

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639 views

1 answer

c# - Asp.net ConnectionString in secure way

I could not get a satisfactory answer to my question on the google, they are: How secure ConnectionString is ... curious to know about 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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