Recent questions tagged C#

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c# - validate age according to date of birth using model in mvc 4

I have registration form and its contain date of birth field. Using calender date picker its input the value to ... approach I should take ? 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# - MVC5 Identity + multiple context in EntityFramework

I have a MVC 5 application, which uses the Default Identity authentication. The user profile is part of our ... contexts. Thanks in advance. 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 overcome OutOfMemoryException pulling large xml documents from an API?

I am pulling 1M+ records from an API. The pull works ok, but I'm getting an out of memory exception when ... can I do to work around 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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c# - ObservesProperty method isn't observing model's properties at Prism 6

I'm trying to learn Prism MVVM, and i'm making a window with 2 fields and a button, that gets enabled when this ... }" /> </Grid> </UserControl> 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# - Deploying WCF Service on Windows Azure

Just to clarify I am working for the first time with azure. I created a Restful WCF Service a few months ... database have been moved to azure. See Question&Answers more detail:os...

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

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595 views

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c# - Bayer Ordered Dithering

I'm updating a plugin for Paint.net which i made some months ago, it's called Simulate Color Depth and ... properly? Thanks in advance, Cookies 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# - Check if UI elements/RectTransform are overlapping

I'd like to know how I check whether two UI Panels on my Unity Canvas are overlapping each other. Currently I am doing ... 5 W 98.5, H 164.1667 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 is the maximum number of threads available in Asp.net ThreadPool

Just out of curiosity , What is the maximum number of threads available for handling request in asp.net. And ... of requests can be handled? 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# - Define DataGridView Column type Programmatically

I need a way in which I can define the column type at run-time. Here is my code: foreach ( ... column type in this foreach loop? 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# - Should I use MKAnnotation, MKAnnotationView or MKPinAnnotation?

I'm calling a webservice and plotting some objects on a MapView. What I'm failing to understand is should I ... part to the question. 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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451 views

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c# - ASP.NET Core 2 default route having areas

cI went through various posts regarding the Areas routing but still I am not able to resolve my issue. I would ... advice? Thank you in advance. See Question&Answers more detail:os...

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

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284 views

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c# - How to Insert text in the end of the document

I am trying to insert text into the word document. But whenever i execute my code the text enter by me in the ... and provide the path"); } } See Question&Answers more detail:os...

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

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188 views

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c# - Json.NET Custom ValueProvider to convert Objects into Guid

I'm trying to create a custom ValueProvider for Json.NET that will skip serializing all the objects, and ... = Formatting.Indented }; See Question&Answers more detail:os...

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

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199 views

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c# - New window handles disappearing in IE

This is a follow-up to a previous question that I asked here. I previously encountered an issue with ... wrong, suggestions are 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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751 views

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c# - How to read from a usb rfid reader?

I have bought a usb rfid reader. How can I read data when user puts an rfid tag in front of the device? my ... read from a usb device. 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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315 views

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c# - How would you implement API key in WCF Data Service?

Is there a way to require an API key in the URL / or some other way of passing the service a private key in ... a hack. Is there a better 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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519 views

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c# - Does closing a database connection in Dispose method is right?

I've had a suspicion that a database connection used in one of our applications is not always closed. I went ... the connection (probably 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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223 views

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c# - Problems with office automation in asp.net. I can use alternatives such as open-office, if I knew how

I have a ASP.NET 2.0 web application that should upload a ppt file and then extract its slides to images. ... work. I appreciate 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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412 views

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c# - SQL Bulk insert with parent/child relationships, is order preserved?

Similar to these other questions noted below, I have two tables with the structure: create table parent ( ... Child Relation on Identity Column 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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c# - Excel.Range.Find method

I am using Excel interop object and trying to find a date in a specified range by below method Excel.Range ... address of the finding string See Question&Answers more detail:os...

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

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340 views

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c# - How to bind a list count to a label in WinForms?

How can I bind the count of a list to a label. The following code does't get updated with the list is changed: ... ("Text", list.Count, ""); See Question&Answers more detail:os...

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

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414 views

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c# - Pros and Cons of using Observable Collection over IEnumerable

I am trying to decide if I want to switch all of my IEnumerable collections over to Observable ... Collection in understandable terms? See Question&Answers more detail:os...

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

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313 views

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c# - How can I create a custom live tile in Windows Phone 8.1?

I wanted to ask how it's possible to achieve something like this (first wide tile): http://oi59.tinypic.com/ ... size and position? 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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408 views

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c# - how to update the progress bar from tasks running concurrently

I am try to bind parallel task to a listView that contains pprogressBars. I am using a limited scheduler that ... thought of doing or 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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200 views

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c# - How can I convert a list<> to a multi-dimensional array?

I have the following method signature: public void MyFunction(Object[,] obj) I create this object: List<List<Object ... not the number of rows. 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

1 answer

c# - How do I implement IEnumerable?

I have a class that contains a static number of objects. This class needs to be frequently 'compared' to other ... as to where to begin. See Question&Answers more detail:os...

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

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183 views

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c# - connection string to a SQL Server cluster

Could anyone point me or tell me how to write connection string to a SQL Server cluster instance? I want ... non-cluster SQL Server instance. See Question&Answers more detail:os...

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

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401 views

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c# - Proxy with HTTP Requests

Would it be possible to route a GET request through a proxy by specifying the host as the proxy? Or would you ... of the request being sent 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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