Re: [R] Efficient passing through big data.frame and modifying select

2008-11-26 Thread Johannes Graumann
, November 25, 2008 9:16 AM To: '[EMAIL PROTECTED]' Subject: Re: [R] Efficient passing through big data.frame and modifying select fields Johannes Graumann johannes_graumann at web.de Tue Nov 25 15:16:01 CET 2008 Hi all, I have relatively big data frames ( 1 rows by 80

[R] Efficient passing through big data.frame and modifying select fields

2008-11-25 Thread Johannes Graumann
Hi all, I have relatively big data frames ( 1 rows by 80 columns) that need to be exposed to merge. Works marvelously well in general, but some fields of the data frames actually contain multiple ;-separated values encoded as a character string without defined order, which makes the fields

Re: [R] Efficient passing through big data.frame and modifying select

2008-11-25 Thread William Dunlap
-Original Message- From: William Dunlap Sent: Tuesday, November 25, 2008 9:16 AM To: '[EMAIL PROTECTED]' Subject: Re: [R] Efficient passing through big data.frame and modifying select fields Johannes Graumann johannes_graumann at web.de Tue Nov 25 15:16:01 CET 2008 Hi