From: Tim Pease <tim.pease@...>
Date: 2008-07-16T10:38:14+09:00
Subject: Re: Immediately print a string on stdout without new line?

On Jul 15, 2008, at 3:17 PM, fedzor wrote:

>
> Try this:
>
> print "Processing... "
> STDOUT.flush
>
> sleep 3
>
> puts "done"
>
> STDOUT#flush will ensure that everything in the buffer will be  
> printed, there and then
>

Another option ...


STDOUT.sync = true
print "Processing... "


The sync flag will cause the IO stream to be flushed after every  
write / print / puts.

Blessings,
TwP