commandwindow

Is there a simple way in Haskell to call a shell command in Windows without the command window popping up?

I wrote a Haskell program that runs backup processes periodically on a Windows machine use rsync. But everytime I run the rsync command, a command window opens up to the top of all the windows. I would like to get rid of this window. What is the simplest way to do this? ...

Is there a way to look at what the windows command prompt just closed?

When the command prompt opens and then just closes really fast (because there isn't a pause line) is there a way to see what it just showed you? ...

C++ Can I print the content of 1 or 2 dim array using Visual Studio's Command window?

C++ Can I print the content of 1 or 2 dim array using Visual Studio's Command window? I guess it comes down to whether a "command window" support some kind of loop and print (?) syntax or not. ...