[R] How to stop buffering of "cat"

[Charles C. Berry]

On Wed, 30 Apr 2008, Vidhu Choudhary wrote:

> Hi All,
> My R code takes very long time to finish the processing. I want to see at
> what stage the script is running. So I wrote some output messages using cat.
> But instead of displaying the cat messages at different stages they are
> buffered and displayed in the end when entire processing is done.
> Can you please suggest how to stop this buffering or some alternative way to
> display messages

By reading the R for Windows FAQ??

7.1 When using Rgui the output to the console seems to be delayed.

>
> Thank you
> Vidhu
>
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>
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Charles C. Berry                            (858) 534-2098
                                             Dept of Family/Preventive Medicine
E mailto:cberry at tajo.ucsd.edu	            UC San Diego
http://famprevmed.ucsd.edu/faculty/cberry/  La Jolla, San Diego 92093-0901