Displaying 6 results from an estimated 6 matches for "philippot".
2011 Dec 04
3
Group several variables and apply a function to the group
Dear R-experts,
I am struggling with the following problem, and I am looking for advice
from more experienced R-users: I have a data frame with 2 identifying
variables (comn and mi), and an output variable (x). comn is a variable for
a company and mi is a variable for a month.
comn<-c("abc", "abc", "abc", "abc", "abc", "abc",
2012 Mar 14
3
Help: problem converting character to numeric
Dear R experts,
I have a dataframe imported from a csv file (with read.csv).
Here is an example:
yyyymm<- c("19860228", "19860331","19860430","19860531")
id<-c("10000","10000","10000","10000")
re<- c("C","0.25", "0.98", "1.34")
mret<-data.frame(yyyymm, id, re)
2011 Dec 02
2
Problem subsetting: undefined columns
Dear R-users,
-I am new to R, and I am struggling with the following problem.
-I am repeating the following operations hundreds of times, within a loop:
I want to subset a data frame by columns. I am interested in the columns
names that are given by the rows of another data frame that was built in
parallel. The solution I have so far works well as long as the elements of
the second data frame
2003 Feb 04
0
Samba PDC and Samba Client
...directory mode = 0700
browseable = No
#compatibilité des droit dos/unix
dos filemode = yes
#Ajout du system de corbeille
vfs options = /etc/samba/recycle.conf
vfs object = /usr/lib/samba/vfs/recycle.so
#repertoire de netlogon
[netlogon]
browseable = no
writable = yes
admin users = maura philippot-f
public = no
path = /home/samba/netlogon
[profile]
path=/home/samba/profile
create mode = 0600
directory mode = 0700
writable = yes
browseable = No
#repertoire de groupe
[service]
comment = Repertoire de travaux commun au service
path=/home/samba/services/%G
create mode = 0660
director...
2012 Feb 01
2
Problem with xtable- rescaling a table
Dear R users,
I am new to Latex and I am using the R package xtable to generate tables.
I want to produce a table that is very long. in the landscape format, but
I would need to rescale the table so that it fits in the page. xtable
enables me to have the landscape format, but I cannot rescale it, and there
seems to be a problem, if I use scalebox in Latex on my output produced
with stable and the
2011 Oct 03
1
Efficient way to do a merge in R
Dear all,
I am new in R and I have been faced with the following problem, that slows
me down a lot. I am short of ideas to circumvent it. So, any help would be
highly appreciated:
I have 2 dataframes x and y. x is very big (70 million observations),
whereas y is smaller (300000 observations).
All the observations of y are present in x. But y has one additional
variable that I would like to