RE: [Rd] Bug in new() or validObject() in methods package (PR#7922)

The bug might be here: is.null(expression()) [1] TRUE But is.null(expression(NULL)) [1] FALSE So it might look to the methods package like you're passing in a NULL value for @bar. I might argue that expression() should not be NULL (and only NULL is NULL) as I have had similar trouble trying to

RE: [Rd] bug in modulus operator %% (PR#7852)

1.0 =20 year 2005 =20 month04=20 day 18=20 language R =20 -Original Message- From: Peter Dalgaard [mailto:[EMAIL PROTECTED] Sent: Wednesday, May 11, 2005 4:14 PM To: McGehee, Robert Cc: [EMAIL PROTECTED]; Peter

[Rd] Changing function arguments to NULL

I'm trying to build a recursive set of functions that take a set of arguments, change some of the arguments and recursively call the same (or different) function. For example here's a stupid recursive counting function that prints back all integers from x to 0 (and ignores arguments y and z) cnt

[Rd] RE: [R] Windows Printing and Line Widths

Message- From: Prof Brian Ripley [mailto:[EMAIL PROTECTED] Sent: Tuesday, February 08, 2005 12:10 PM To: McGehee, Robert Cc: r-help@stat.math.ethz.ch Subject: Re: [R] Windows Printing and Line Widths Those printers AFAIK support postscript. How are you printing to them on Linux? I suggest

[Rd] getAnywhere

Shouldn't this work? .a - 5 exists(.a) [1] TRUE getAnywhere(.a) Error in exists(x, envir, mode, inherits) : invalid first argument getAnywhere doesn't seem to like the . prefix. Is this a bug? Thanks, Robert Robert McGehee Geode Capital Management, LLC 53 State Street, 5th Floor |

[Rd] Very Long Expressions

Greetings, I'm having some difficulties with evaluating very long expressions (Windows/Linux 2.0.1), as seen below, and would greatly appreciate any help, thoughts or work arounds. Let's say that I wanted to see what I would get if I added 1 to itself 498 times. One way of doing this would be to

RE: [Rd] Very Long Expressions

, your replies are, as always, invaluable, Robert -Original Message- From: Peter Dalgaard [mailto:[EMAIL PROTECTED] Sent: Monday, January 24, 2005 5:36 AM To: McGehee, Robert Cc: r-devel@stat.math.ethz.ch Subject: Re: [Rd] Very Long Expressions McGehee, Robert [EMAIL PROTECTED] writes

RE: [Rd] RE: [R] as.character methods

extending the call and expression classes, and apologies for the technical nature of this post. Thanks, Robert -Original Message- From: John Chambers [mailto:[EMAIL PROTECTED] Sent: Friday, January 14, 2005 10:36 AM To: Prof Brian Ripley Cc: McGehee, Robert; r-devel@stat.math.ethz.ch Subject