WSACancelBlockingCall exception
Is it possible that the serverSocket is being closed from another thread? That will cause this exception.
c#
How to delete object?
I need to create a method of class that delete the instance. I want to know if there is any possible solution (even if it is not recommended) how to do this. Instance of this class will be stored in hundreds of different class. I will try to describe this, for example there will be … Read more
Sharing violation IOException while reading and writing to file C#
Well, you’re trying to open the file file_no.txt for reading and for writing using separate streams. This may not work as the file will be locked by the reading stream, so the writing stream can’t be created and you get the exception. One solution would be to read the file first, close the stream and … Read more
Excel “External table is not in the expected format.”
“External table is not in the expected format.” typically occurs when trying to use an Excel 2007 file with a connection string that uses: Microsoft.Jet.OLEDB.4.0 and Extended Properties=Excel 8.0 Using the following connection string seems to fix most problems.
finding the maximum length of lists in c#
Try this: In C#, arrays have a Length property, anything implementing IList<T> (including List<T>) will have a Count property.
regular expression “.*[^a-zA-Z0-9_].*”
.*[^a-zA-Z0-9_].* will match the entire input as long as there is a non-alphanumeric/underscore somewhere in the input. [^a-zA-Z0-9_] will match only a single non-alphanumeric/underscore character (most likely the last one, if you’re using the default greedy matching) if it is somewhere in the input. Which one you want depends on the input and what you want to do … Read more
num1 >= 0x80 – What is 0x80?
It is an integer literal – it’s the hex number 80, which is decimal 128. The “0x” prefix indicates it being in hex. For more details, look at the section 2.4.4.2 of the C# language specification: “Integer literals”.
How do you get the file size in C#?
FileInfo.Length will return the length of file, in bytes (not size on disk), so this is what you are looking for, I think.
C# Print list of string array
The simplest way to achieve this is: using String.Join Hope this helps.
System.ComponentModel.Win32Exception: Access is denied Error
Make sure your application pool identity account on your server has permissions to start that service. It works on your ASP.NET Development Server because it runs under your user account (admin) In a default IIS configuration, this account is Network service or ApplicationPoolIdentity (depending on IIS version) and usually cannot manage services. So, change the … Read more