This can be of interest:
http://moderntoolmaking.blogspot.com/2011/08/25-more-ways-to-bring-data-into-r.html
On Sun, Aug 28, 2011 at 3:00 PM, R. Michael Weylandt <
michael.weyla...@gmail.com> wrote:
> "I have simplified the code only to download the sp500 index."
>
> Perhaps you have, but you h
"I have simplified the code only to download the sp500 index."
Perhaps you have, but you haven't provided any of that simplified code so
I'm a little skeptical.
I do have to say though, if you've managed to do it more efficiently than
the 12 characters in getSymbols() you are a far better coder t
Hi Michael:
I have simplified the code only to download the sp500 index. How to
correct this simple codes.
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What is wrong with the getSymbols("IBM") command I originally suggested to
you?
Michael
On Sat, Aug 27, 2011 at 6:23 PM, Yumin wrote:
> Hi Michael:
>
> I installed: install. packages("quantmod") and now it accept
> library(quantmod) sentence. BUT after input:
>
> * co
Hi Michael:
I installed: install. packages("quantmod") and now it accept
library(quantmod) sentence. BUT after input:
* con <- url("http://quote.yahoo.com";)
if(!inherits(try(open(con), silent = TRUE),
"try-error"))
{
- Original Message -
From: Yumin [via R]
To: Yumin
Sent: Saturday, August 27, 2011 3:32 PM
Subject: Re: How download Yahoo Quote?
Hi Michael:
I tried to simplify the code, but still failed.
con <- url("http://quote.yahoo.com";)
if(!
Did you install the package quantmod?
install.packages("quantmod")
Michael
On Sat, Aug 27, 2011 at 4:32 PM, Yumin wrote:
> Hi Michael:
>
> I tried to simplify the code, but still failed.
>
> *con <- url("http://quote.yahoo.com";)
>if(!inherits(try(open(con), silent
Hi Michael:
I tried to simplify the code, but still failed.
*con <- url("http://quote.yahoo.com";)
if(!inherits(try(open(con), silent = TRUE), "try-error"))
{
close(con)
x <- get.hist.quote(instrumen
library(quantmod)
getSymbols("IBM")
Michael
On Aug 25, 2011, at 6:20 PM, Yumin wrote:
>Hello all:
>
>Friend told me that we can download the stock historical quote from
> Yahoo site by R!
> Could you tell me that is true or not, how to do that?
>
>Thanks!
>
> --
> View this mes
Hello all:
Friend told me that we can download the stock historical quote from
Yahoo site by R!
Could you tell me that is true or not, how to do that?
Thanks!
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