[Rd] imporving performance of slicing on matrices and S4 their derivatives

2009-03-27 Thread Sklyar, Oleg (London)
Dear list. It is a known issue that accessing slots of S4 objects and in particular accessing .Data slots is slow in R. However, what surprises me are two things demonstrated in the code below (runnable with 'inline', my times are in the comments): - copying data out of a large 3x1e7 .Data slot i

Re: [Rd] Console colors do not stick (PR#13625)

2009-03-27 Thread Simon Urbanek
On Mar 26, 2009, at 4:00 PM, lave...@math.utah.edu wrote: Full_Name: Sean Laverty Version: R version 2.8.1 (2008-12-22) OS: os x 10.5.6 Submission from: (NULL) (155.101.41.13) In the console colors window, colors do not stick when palettes are closed. You have to select another swatch *be

[Rd] consistent segfaults in ROracle with one of the databases

2009-03-27 Thread Sklyar, Oleg (London)
Dear list. Has anybody had any issues with ROracle, namely consistently leading to a segmentation fault? One of our oracle databases seems to have certain issues at the moment (do not know what exactly though) and if that one is queried ROracle definitely fails with a segmentation fault. Any ideas

Re: [Rd] Console colors do not stick (PR#13625)

2009-03-27 Thread Simon Urbanek
On Mar 27, 2009, at 12:36 , Simon Urbanek wrote: On Mar 26, 2009, at 4:00 PM, lave...@math.utah.edu wrote: Full_Name: Sean Laverty Version: R version 2.8.1 (2008-12-22) OS: os x 10.5.6 Submission from: (NULL) (155.101.41.13) In the console colors window, colors do not stick when palettes a

Re: [Rd] [R] "[.data.frame" and lapply

2009-03-27 Thread Wacek Kusnierczyk
redirected to r-devel, because there are implementational details of [.data.frame discussed here. spoiler: at the bottom there is a fairly interesting performance result. Romain Francois wrote: > > Hi, > > This is a bug I think. [.data.frame treats its arguments differently > depending on the num

Re: [Rd] read.table on long lines buggy (PR #13626) (sorry not a bug!) (PR#13627)

2009-03-27 Thread manikandan_narayanan
Hi,=20 Sorry, didn't notice a quote in the longer line that was causing the problem. Everything works fine with read.table(quote=3D"",...). Please remove PR#13626 report - I tried to do so from the bug tracking web interface, but did not have the permissions. Thanks! Notice: This e-mail messa