All Questions
Tagged with streamwriter c#
1,180
questions
1
vote
1
answer
58
views
Delete a string value in a CSV File with C#
I deleted my previous post in hopes this one is better and clear to be able to get help. I appreciate it.
So far, with my code I am uploading a CSV file to format it as: I have skip the headers and ...
0
votes
1
answer
177
views
ASP.NET - HttpResponse.WriteAsync() vs HttpResponse.Body.WriteAsync() vs HttpResponse.BodyWriter.WriteAsync()
In ASP.NET one has three options (that I know of) for writing directly to the response buffer.
Given the following data:
var str = "Hello World";
var bytes = Encoding.UTF8.GetBytes(str);
We ...
- 3,285
0
votes
0
answers
20
views
NamedPipeClientStream stalls after the first ReadLineAsync, and stalls on the first WriteLineAsync
I chose NamedPipes over TCP because I needed two applications on the same machine to talk to each other. I wanted exceedingly simple, quick, and easy, unfortunately it has proven to be the opposite.
...
- 1,015
0
votes
1
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96
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streamwriter and special characters & ’
To my understanding when I write a file using notepad++
I can write the symbols ’ and & without a problem in a text file.
Both are valid ASCI symbols and they are not that exotic either.
& = ...
- 2,214
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votes
0
answers
37
views
How to Remedy Error System.UnauthorizedAccessException in My Console App?
I've programmed a console app using C#.
When I run the console app I receive the error noted above. My programming logic is as follows:
class Program
{
static void Main(string[] args)
{
...
- 3,171
0
votes
2
answers
170
views
How do I download an xml file written with StreamWriter as an xml file
I have an XML file written in C# using StreamWriter with this code:
String filename = Session.SessionID + ".xml";
String filepath = "h:\\root\\home\\mchinni-001\\www\\site1\\OUTFolder\\&...
0
votes
1
answer
62
views
C# StreamWriter with using-block inside a while loop intermittently fails on slow network drive
I have a logging class in which I spawn a Task to append all messages from a BlockingCollection<string> to the log file, sleep two seconds, and repeat infinitely, until the fifo is completed.
...
- 633
0
votes
1
answer
92
views
C# Export Logs to 2 txt files
So I have a button made from my xaml file (view), called Export.
When the user clicks on it, the logs created during the run of the app get exported to Logs.txt.
If there are Warnings, Errors or ...
0
votes
0
answers
36
views
Does a MailMessage Attached to a Stream Generate a File?
In one method I have the below code:
var newMessage = new MailMessage();
newMessage.Attachments.Add(new Attachment(ToStream("testAttachment"), MediaTypeNames.Text.Plain));
Then I have this ...
- 17
3
votes
2
answers
253
views
C# StreamReader throws OutOfMemoryException on last line when splitting large delimited text file
I am writing a function in C# to split a large delimited file into smaller delimited files. I am writing this function because a 2.7 GB file was taking hours to ETL and was causing a bottleneck to ...
- 361
1
vote
1
answer
103
views
C# Unable to overwrite file contents when file extension is .txt
I am attempting to write a string to a file that the user specifies using the SaveFileDialog component.
The output file is created and populated successfully if it does not already exist.
However, if ...
- 11
0
votes
1
answer
27
views
StreamWriter.Write that returned by a method not working
I have a program file in C# that in some point looks like this:
var lowest3Students = studentAVGsOrdered.Take(3);
using var writer4 = GetStreamWriter(folder, "file4.txt");
WriteStudents(...
- 2,430
0
votes
1
answer
206
views
C# System.IO : The process cannot access the file path because it is being used by another process
I am trying to debug the code for uploading the .xlsx file through my application in my local system. At the time of appending log data to the log file this exception
The process cannot access the ...
0
votes
1
answer
58
views
process cannot access the file while trying to use StreamWriter [duplicate]
The process cannot access the file 'C:\csharp\notebook.txt' because it
is being used by another process.
How is it used by another process, if I haven't used StreamWriter yet? I want to add new text ...
- 23
-1
votes
2
answers
127
views
How do I open with read-only mode while saving csv file?
In C#, my program creates *.csv file.
And append data to this file every 1ms.
While append data, when I open *.csv file, this error occurs
I JUST want to open "ONLY READ MODE" while append ...
- 9