Statalist


[Date Prev][Date Next][Thread Prev][Thread Next][Date index][Thread index]

Re: st: Re: saving memory local vs usual variable


From   Maarten buis <maartenbuis@yahoo.co.uk>
To   statalist@hsphsun2.harvard.edu
Subject   Re: st: Re: saving memory local vs usual variable
Date   Fri, 3 Oct 2008 18:06:15 +0100 (BST)

You will probably benefit a lot from these netcourses:
http://www.stata.com/netcourse/

-- Maarten

--- Ashim Kapoor <ashimkapoor@gmail.com> wrote:
> Maybe I should say why I am asking this. It just seems like STRANGE
> to me that the person who programmed stata to work the way it does
> INTENTIONALLY allows us to do :-
> 
> egen x=max(y)
> 
> but does not allow us to do
> 
> local x=max(y).
> 
> It just seems counterintuitive and a waste of memory. Seems unlikely
> that the guy who programmed this did not think of this. That is why I
> think that I am missing something.
> 
> Thank you,
> Ashim.
> 
> 
> 08 at 9:29 PM, Martin Weiss <martin.weiss1@gmx.de> wrote:
> >> As we said this morning:
> >>
> >> su age,mean
> >> loc lj=r(max)
> >>
> >> HTH
> >> Martin _______________________
> >> ----- Original Message ----- From: "Ashim Kapoor"
> <ashimkapoor@gmail.com>
> >> To: <statalist@hsphsun2.harvard.edu>
> >> Sent: Friday, October 03, 2008 5:54 PM
> >> Subject: st: saving memory local vs usual variable
> >>
> >>
> >>> Hello everyone,
> >>>
> >>> I have a question. Suppose I have a variable say - > age. Now I
> can do
> >>> egen j=max(age). Then I will have the max value of age in ONE
> >>> VARIABLE! Horrible waste of memory. I try to do local lj=max(age)
> and
> >>> that does not work. How can I conserve memory ? Is there
> something
> >>> basic which I have missed ?
> >>>
> >>> Thank you,
> >>> Ashim.
> >>>
> >>> PS : I do understand that I can do egen j = max (age ) and then
> say
> >>> local lj=j[1] and then -do drop j - but is there a better way ?
> >>> *
> >>> *   For searches and help try:
> >>> *   http://www.stata.com/help.cgi?search
> >>> *   http://www.stata.com/support/statalist/faq
> >>> *   http://www.ats.ucla.edu/stat/stata/
> >>>
> >>
> >> *
> >> *   For searches and help try:
> >> *   http://www.stata.com/help.cgi?search
> >> *   http://www.stata.com/support/statalist/faq
> >> *   http://www.ats.ucla.edu/stat/stata/
> >>
> >
> *
> *   For searches and help try:
> *   http://www.stata.com/help.cgi?search
> *   http://www.stata.com/support/statalist/faq
> *   http://www.ats.ucla.edu/stat/stata/
> 


-----------------------------------------
Maarten L. Buis
Department of Social Research Methodology
Vrije Universiteit Amsterdam
Boelelaan 1081
1081 HV Amsterdam
The Netherlands

visiting address:
Buitenveldertselaan 3 (Metropolitan), room N515

+31 20 5986715

http://home.fsw.vu.nl/m.buis/
-----------------------------------------


      
*
*   For searches and help try:
*   http://www.stata.com/help.cgi?search
*   http://www.stata.com/support/statalist/faq
*   http://www.ats.ucla.edu/stat/stata/



© Copyright 1996–2014 StataCorp LP   |   Terms of use   |   Privacy   |   Contact us   |   What's new   |   Site index