I need to write a wrapper for an interactive command line program. That means I need to be able to send commands to the other program via its standard input und receive the response via its standa...

My application has many System.out.println() statements. I want to catch messages from println and send them to the standard logger (Log4j, JUL etc). How to do that ?

I use Python2.7 and I want the function: contextlib.redirect_stdout. I mean, I want to redirect the output of specific function (not the all program). The problem is - only Python3 supports "contex...

I have a rule in my Makefile that roughly looks like this: target_file: src_file some_tool src_file > target_file (Of course, in reality I'm using $@ and $<, but for this question I prefer a...

I have a program that frequently uses an external program and reads its outputs. It works pretty well using your usual process redirect output, but one specific argument for some reason hangs...

I am writing an app to run ffmpeg using c#. My program redirects the standardError output to a stream so it can be parsed for progress information. During testing I have found a problem: If the ...

I want to inspect line by line standard output from process. after reading the second line myProcess.StandardOutput.EndofStream change from false to true. Hence it quits from while loop. Maybe I sh...

I have an app which calls another process in a command window and that process has updating stats that output to the console window. I thought this was a fairly simple operation but I can't seem to...

I would like to redirect the Process's standard output to a string for later parsing. I would also like to see the output on the screen, while the process is running, and not only when it finishes ...

I'm piping the output of an app into my .NET app. The encoding is somewhat strange. Letters ÅÄÖ shows up as ├Ñ ├ñ ├ I have tried to convert back and forth from various different encodings w/o an...

I ran into this problem today and it took me quite a while to figure it out. I was starting a process from within IIS, redirecting it's standard output and error output so when the process ex...

I need to sudo as a different used in order to execute a certain command. I am trying to use strace with it and redirecting the output of that into a file for further analysis. The tricky par...

I need to pass 3 variables with a URL but using slashes. So for example I would use this URL: http://www.example.com/variable1/variable2/variable3 I have this in my HTACCESS which allows the text...

Is there anyway to redirect standard output of a spawned process and capture it as its happening. Everything I have seen just does a ReadToEnd after the process has finished. I would like to be abl...

I would like to be able to detach my program from the console much like wget -b. A code fragment might look like static void Main(string[] args) { var settings = new Settings(args); if (settings...

Is it possible, and if yes how is it done? The usual > and >> that work on the Windows or Linux command line don't work in this context.

Last week I posted the question How can I obtain console application output when running it as a process in a C# DLL file? as I was trying to find out the cause of a problem I was having. However, ...

I have some existing code making use of System.Diagnostics.Process.Start to start a child process. It also uses ProcessStartInfo.RedirectStandardOutput to capture the output stream of that process....

I want to capture output sent to standard out and standard error within an MSTest unit test so that I can verify it. I've captured output before when explicitly running a Process, but is there a wa...

I read the documentation for Process.StandardOutput, which has this quote: A deadlock condition can result if the parent process calls p.WaitForExit before p.StandardOutput.ReadToEnd and the chi...

I have a program that launches command line processes in async mode, using BeginOutputReadLine. My problem is that the .Exited event is triggered when there is still some .OutputDataReceived events...

I have a form with 3 controls: A textbox for the user to enter commands to send to a console application, A button to confirm the commands to be sent and A read-only textbox to display the output...