[R] Help with hclust() and plot()

[Sean Davis]

On 5/21/04 10:12 AM, "Rolf Turner" <rolf at math.unb.ca> wrote:

> 
> Tamas Papp wrote:
> 
>> On Fri, May 21, 2004 at 07:56:02AM -0400, Sean Davis wrote:
>> 
>>> The use for par is:
>>> 
>>>> plot(1:8,1:8) #you must have an open graphics window before
>>>                 #par has an effect
>> 
>> Instead of making a plot you will discard anyway (since you are making
>> another when par() takes effect), you might want to initialize the
>> device using the appropriate functions, eg x11(), postscript(), etc.
> 
> Just issue the par() command, and if no device is open, an
> x11 window will be opened automatically.  Sean Davis's
> assertion that ``you must have an open graphics window before
> par has an effect'' simply isn't true.  At least it's not
> true under R 1.8.1 on Solaris nor under R 1.9.0 on Linux.

Yep.  Sorry about "asserting" stuff.  I stand corrected.

Sean