C# endless list is filled and taken - concept with BlockingCollection<T> Class and xml messages
Hello, system.collections.concurrent.blockingcollection-1 I am looking for an example of C# WPF. The data XML is permanently added to and taken from a list. This is done asynchronously. Several messages XML can be added than taken. …
Increasing Size Problem When Handling WM_NCCALCSIZE
Hello, When I process the WM_NCCALCSIZE message, after minimizing and restoring the window, the window gains some size each time. I know it is caused by the function RestoreBoundsIfNecessary called in the WM_WINDOWPOSCHANGED message handler. And a…
C# insert List<List<object>> in datatable and then to sql
Background story: I want to get data from influxdb and copy this data to SQL table and I want to do this with a datatable. structure of the JSON file: public class Series { public string name { get; set; } public List<string> columns…
Use UTF8Encoding.GetBytes get some error
My netcore version is 2.0.0 I run it as a server,and I get a error when I write my log: Unable to translate Unicode character \uD83C at index 267 to specified code page. however it happen just only once,I find the uD83C mean the signal � first,I…
C# lock - the opportunities
Hello, What is the difference. When do I need my own object? When can I just lock the object? The list? Is that enough if I am in the same application, and an object like a list of two or more functions could be changed? Can someone explain it…
additional logs are treated as error during build of C/C++/CSharp code
anything that prints on visual studio command line is treated as error (such has logs/warnings from integrated thirdpatry tool) how to make visual studio not treat that as error and ignore it to continue to build.
SqlDataAdapter.Fill method is throws SqlException when the BUILTIN/Administrators language in Sql server is British English
Our c# application uses SqlDataAdapter to fetch data from the DB(from an rdlc file) to present in a report. For some reason the SqlDataAdapter.Fill method is throwing below SqlException when the BUILTIN/Administrators language is British English. When it…
Where to put the code?
I following the book "C# Tutorial" (https://video2.skills-academy.com/en-us/dotnet/csharp/tutorials/default-interface-methods-versions). Since the book doesn't mention where the code should be placed, I just paste the code on a new tab…
Count JSON's Result
Hi, I have below json code and I want to know how can I get the count of the json's result, something like: int total_found = data.Count; Here is the code I am currently using: var client = new HttpClient(); client.BaseAddress = new…
NetworkStream.Read() from 2 threads?
so i am making a chatting program and stuff, and the user can create his own group to chat in with people, now, here is the thing, i have a different thread that listens any data from the server. but the thing is, i am worried because if the server…
Migrate to Microsoft JSON
Hi, I want to migrate all my newtonsoft json's to Microsoft's JSON. Can you helo with below sample and how to migrate it please? var client = new HttpClient(); client.BaseAddress = new Uri("https://www.mydomain.com/pin.php"); var content…
How to create a multi-factor authentication (MFA) app?
I want use multi-factor authentication for my apps. However, I don't want to use Microsoft Authenticator app. I want to create an app desktop instead of Microsoft Authenticator to use in the authentication step. So, do have any way for me do it? …
In ASP.NET Application,I can't add a local webmethod to my project preferences
First, I create a default Web Service(ASMX).And It has a default webMethod.just like: public class WebService1 : System.Web.Services.WebService { [WebMethod] public string HelloWorld() { return "Hello…
Error CS1061: 'Target' does not contain a definition for 'transform'
So in the Collector.cs class CS0161 is triggered at the first word "transform", but not the second. Error CS1061 'Target' does not contain a definition for 'transform' and no accessible extension method 'transform' accepting a first argument…
Programmatically get the list of excel files by authenticating from SharePoint URL move that files to Local path in C#?
Authenticate the SharePoint URL with UserName, Password(Without using MFA) using c# code and Get the list of files from that SharePoint URL and move those files to the Local path of the computer?
Create Power Bi Dataset using c# code. Use Azure data explorer connection as data source to power bi dataset.
Our requirement is to create power bi dataset using c# programmatically while using azure data explorer connection as data source to it. Can someone please help with the sample code to make connection to azure data explorer while creating pbi dataset …
WebClient UploadProgressChanged called before sending any data and TotalBytesToSend is always -1
To summarize the problem, UploadProgressChanged is called several times, BytesSent goes up until it reached the file size but the file is not actually SENT during that time. The file is sent AFTER. Tried this with sendDataAsync, sendDataTaskAsync, and…
How to keep original shape size using OpenCvSharp.ApproxPolyDP
I am using OpenCvSharp.ApproxPolyDP to reduce the number of points in a polygon. However, this algorithm changes the original shape of the shape and produces cut corners. Is it possible to optimize the number of points in a polygon and keep the original…
APIs that always throw exceptions on .NET Core and .NET 5+
Hello, The list of APIs that always throw exceptions on .NET 5+ has three functions under System.CodeDom.Compiler: CodeDomProvider.CompileAssemblyFromDom CodeDomProvider.CompileAssemblyFromFile …
Sorry, we couldn't find your file. Was it moved, renamed or deleted?
I recently Developed c#net Application and want to open word/ excel files in side it. var process = new Process(); string Path = Application.StartupPath + "\\Processed\\"; Console.WriteLine(Path+filename); …