Re: [Rd] Dealing with R list objects in C/C++

2011-01-26 Thread Martin Morgan
On 01/26/2011 02:56 PM, wayne.zh...@barclayscapital.com wrote: > Hi, > > I'd like to construct an R list object in C++, fill it with relevant data, > and pass it to an R function which will return a different list object back. > I have browsed through all the R manuals, and examples under tests

Re: [Rd] Dealing with R list objects in C/C++

2011-01-26 Thread Dirk Eddelbuettel
Hi Wayne, On 26 January 2011 at 17:56, wayne.zh...@barclayscapital.com wrote: | Hi, | | I'd like to construct an R list object in C++, fill it with relevant data, and pass it to an R function which will return a different list object back. I have browsed through all the R manuals, and example

[Rd] Dealing with R list objects in C/C++

2011-01-26 Thread Wayne.Zhang
Hi, I'd like to construct an R list object in C++, fill it with relevant data, and pass it to an R function which will return a different list object back. I have browsed through all the R manuals, and examples under tests/Embedding, but can't figure out the correct way. Below is my code snip

[Rd] Error handling with frozen RCurl function calls + Identification of frozen R processes

2011-01-26 Thread Janko Thyson
Dear list, I'm tackling an empiric research problem that requires me to address a whole bunch of conceptual and/or technical details at the same time which cuts time short for all the nitty-gritty details of the "components" involved. Having said this, I'm lacking the time at the moment to deeply

[Rd] Error handling with frozen RCurl function calls + Identification of frozen R processes

2011-01-26 Thread Janko Thyson
Dear list, I'm tackling an empiric research problem that requires me to address a whole bunch of conceptual and/or technical details at the same time which cuts time short for all the nitty-gritty details of the "components" involved. Having said this, I'm lacking the time at the moment to deeply

Re: [Rd] aggregate(as.formula("some formula"), data, function) error when called from in a function

2011-01-26 Thread Gabor Grothendieck
On Wed, Jan 26, 2011 at 2:04 PM, Paul Bailey wrote: > I'm having a problem with aggregate.formula when I call it in a function and > the function is converted from a string in the funtion > > I think my problem may also only occur when the left hand side of the formula > is cbind(...) > > Here i

[Rd] aggregate(as.formula("some formula"), data, function) error when called from in a function

2011-01-26 Thread Paul Bailey
I'm having a problem with aggregate.formula when I call it in a function and the function is converted from a string in the funtion I think my problem may also only occur when the left hand side of the formula is cbind(...) Here is example code that generates a dataset and then the error. The

Re: [Rd] match function causing bad performance when using tablefunction on factors with multibyte characters on Windows

2011-01-26 Thread Karl Ove Hufthammer
Karl Ove Hufthammer wrote: > Anyway, do you think it’s worth trying to change the ‘table’ function the > way I outlined in my first post¹? This should eliminate the performance > hit on all platforms. Some additional notes: ‘table’ uses ‘factor’ directly, but also indirectly, in ‘addNA’. The def

Re: [Rd] match function causing bad performance when using tablefunction on factors with multibyte characters on Windows

2011-01-26 Thread Karl Ove Hufthammer
Simon Urbanek wrote: >> I could *not* reproduce it; that is, ‘table’ is as fast on the non-ASCII >> factor as it is on the ASCII factor. > > Strange - are you sure you get the right locale names? Make sure it's > listed in locale -a. Yes, I managed to reproduce it now, using a locale listed in ‘