All Questions
Tagged with streamwriter .net
137
questions
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
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
118
views
Within a File StreamWriter scope how to get the Total lines counts in a file
How to do get the Total lines of the file when we are within in a StreamWriter scope.
Based on the total number of lines count I am writing some more lines at the end of the file.
I have tried the ...
- 45
0
votes
0
answers
132
views
How to check stream writer flush called or not?
I have 2 places where I am calling writer.Flush() method like:
StreamWriter writer;
....
writer.Flush();
How to check was writer.Flush() called or not?
there is my code:
var writer = new ...
-1
votes
1
answer
1k
views
How to ignore special characters in string while writing to CSV in c# [duplicate]
I am using StreamWriter to write records in csv
Data = "abcd+ " , " + "Error + " , " + result.Message;
using (StreamWriter streamWriter = new StreamWriter("c:/temp/...
0
votes
2
answers
2k
views
How do I overwrite a file if it already exists?
I'm making a text editor using fastColoredTextbox. I have a button that allows you to save your text onto your pc. The problem is that it throws an exception when the user tries to save the file as a ...
- 1
0
votes
1
answer
996
views
C # - .Net Core Write an ANSI encoded text file
I have to create an ANSI encoded txt file, because the system where I have to load it only reads ANSI and does not read UTF-8. I tried to follow various threads but nothing worked, now my code is this:...
1
vote
2
answers
476
views
StreamWriter keeps writing to the same file after instantiating it again for another file
I'm trying to implement a simple file-logger object, with the possibility to truncate the file when its size reaches a threshold.
I am using a StreamWriter, which gets written to at each call of the ...
0
votes
1
answer
577
views
Can not read from the text file specified in c#.net [closed]
I'm trying to read a text file in my C# console application, however it doesn't read from the text file specified in c#.net, how can I fix it?
My code:
string docPath = Environment.GetFolderPath(...
- 47
-1
votes
2
answers
680
views
What delimiter can be used for .csv that has "," in it's column
I want to read .csv file and write to other .csv file.
I use streamwriter and use string.split with delimiter (',').
using (StreamWriter file = new StreamWriter(destFile, true))
{
...
- 169
0
votes
1
answer
37
views
Why certain row shows different column's data in c#?
I want to write certain column from input file to the output file.
My code looks like this:
try
{
using (StreamWriter file = new StreamWriter(@"outputfile.csv", true))
...
- 169
0
votes
1
answer
285
views
CSV Helper, Write Row to file even in case user closes the app
I have to be able to write rows to CSV even when user closes the app in the middle of writing to file. I'm using CSVHelper and it creates my file, but nothing is written to it when I close it during ...
- 11
-1
votes
2
answers
100
views
Read delimited file and transform to a positional layout
I have a .txt file with this example, with a lot of lines:
20200610;My name ;00000001;Name of my company for example; this is the end;01;
I need to transform this layout to a positional one. the ...
3
votes
1
answer
7k
views
ZipArchive InvalidDataException: End of Central Directory record could not be found
I am getting the following InvalidDataException thrown when opening an archive made up from a FormFile.
System.IO.InvalidDataException: 'End of Central Directory record could
not be found.'
at
...
- 39.6k
0
votes
2
answers
2k
views
Write binary asynchronously?
I am trying to make an old method asynchronous.
It takes the BLOB from the database and writes it to the disk as a file.
However, there is no async version of the write method of the BinaryWriter.
...
- 147