similar to: problem with writing data to *.xls file

Hi all, I got a problem with appending data into the *.csv file like abc<-read.csv("bbb.csv") # reading data from one csv file abc1<-mean(subset(abc,Group=="A")) hear i have to creat a .csv file and in that i have to create column's with names *group, mean* and farther i have to caliculate for Groups:-A, B, C, D, F and i have to append data to consicutive rows of

Hi all, I am trying to create a "index.csv" with caliculating different types of caliculations . In that i have to caliculate on 10,000 studies and have to insert many no of rows more than 500,000 for that right now I am inserting every row after caliculating and doing data.frame but its taking much time to create that index.csv is there any thing like bulk insert in to file

Hi all, I tried to read data from Excel spread sheet with using read.csv(file.choose()) and read.delim(file.choose()) but its showing " *ÐÏ.à.*." and also i tried with read.table(file.choose()) then its showing " * V1 1 ÐÏ\021ࡱ* " can any one suggest how to read data from Excel Spread sheet

Hi all, I got one intresting problem with caliculating mean that is while i am taking mean of values *0.6, -0.8, 4, -3.8* using *val<-c(0.6, -0.8, 4, -3.8)* *mean(val)* it given result as *2.775558e-17* but the actual result is *"0"* can any one suggest how can I get correct mean result in this case can any one suggest how I can farward thanks in regards kiran [[alternative

Hi all, I am trying to parse a vector for caliculating minimum in that vector the vector having values like 1 Kontrolle 2 Placebo 3 125mg/kg 4 250mg/kg 5 500mg/kg 6 1000mg/kg hear i tries for comverting it into numeric with using "as.numaric()" function but i got values like 5 6 2 3 4 1 it gives 1000mg/kg is the least one but i have

Hi, Is there a package I can use to write to multiple sheets on xls file, other than using the paid version of xlsReadWrite package (xlsReadWritePro)? Thank you, Ferry

Hi, I am having problem with the read.xls function. I am trying to read a .xls file but it's giving me error. > read.xls("XXX.xls") Error parsing file 'XXX.xls'. Error in xls2sep(xls, sheet, verbose = verbose, ..., method = method, : Intermediate file '/tmp/Rtmp5QQjSI/file1665315c.csv' missing! In addition: Warning message: running command

Hi all, I am strugling with date formates and caliculating diferent operations like different between 2 dates and getting minimum in vector of dates that is i m working with dates in formate "6/22/1992 12:00:00 AM" and the vector is [1] 6/4/1992 12:00:00 AM 2/13/1992 12:00:00 AM 6/19/1992 12:00:00 AM [4] 2/11/1992 12:00:00 AM 6/22/1992 12:00:00 AM 10/3/1991

I can currently append an entire worksheet with write.xls, but would also like to be able to append within the same worksheet. Is this possible? It doesn't seem to work if I use append = T Thanks, Mark -- Mark W. Kimpel MD Neuroinformatics Department of Psychiatry Indiana University School of Medicine

Can anyone help me how to read xls file into R. I have tried following library(gdata) xlsfile <- file.path(.path.package('gdata'),'xls','iris.xls') read.xls(xlsfile) I got following error: Converting xls file to csv file... Error in system(cmd, intern = !verbose) : perl not found Error in file.exists(tfn) : invalid 'file' argument Question *1) What is the way

Hi, I encountered a problem of not being able to read in an excel spreadsheet using read.xls() in the xlsReadWrite package. can anyone help? Here is an example code write.xls(matrix(1:9,nrow=3),"ttt.xls") read.xls("ttt.xls") Error in read.xls("ttt.xls") : Unexpected error. Message: Can't find the file "ttt.xls" The "ttt.xls" file was

in order to export a data.frame to sheet.xls i try: write(df,file="file_name.xls") but when i open it a message appears: "impossible to oppen this file. her format is unvalid" knowen that i work with excel_2007 what is the solution ? -- View this message in context: http://www.nabble.com/i-want-to-export-a-data.frame-to-file.xls-tp17326119p17326119.html Sent from the R

I've suddenly started seeing a consistent problem with read.xls. No matter what xls file I try I always get an error message of this type: Error in xls2sep(xls, sheet, verbose = verbose, ..., method = method, : Intermediate file '/var/folders/cb/vvshkpm90lx_y2n69qlyw4z40000gn/T//RtmpK50r4g/file546a2722.csv' missing! In addition: Warning message: running command

I have attached a file downloaded from database mirWalk. Apparently it is in XLS format (this is the extension of the downloaded file). However, I cannot open it with OpenOffife spreadsheet program and Excel itself cannot separate the columns as it does when a true XLS file is loaded. I tried to read the attached downloaded file through R function "read.xls" and got the following

I'm an R newbie and had a question about the read.xls function. I've heard that this is often not a reliable function to use for importing data. However, I have created numerous xls files which contain information about voter turnout and macroeconomic indicators in India. I'm writing a paper on the relationship between economic growth and voter turnout. This is the command I use:

Hello there, In gdata package, read.xls is to be used for reading excel data (from windows). The following is my code:('C:/session/sampledata.xls' is where the file is stored) data1<-read.xls('C:/session/sampledata.xls',sheet=1) and I got the following error message: Error in system(cmd, intern = !verbose) : perl not found Could you please tell me what I have done wrong and

Using gdata on windows and im having trouble to retrieve an excel file from a folder on my computer. This is my dummy: R > download.file("http://people.su.se/~lundh/data/cpi_kpix.rda", + "cpi_kpix.rda") R > URL <- "http://people.su.se/" R > PATH <- "~lundh/data/" R > FILE <- "cpi_kpix.rda" R >

I am using read.xls command from the gdata package. I get the following error when I try to read a work sheet from an excel sheet. Error in xls2sep(xls, sheet, verbose = verbose, ..., method = method, : Intermediate file 'C:\Tmp\RtmpYvLnAu\file7f06650f.csv' missing! In addition: Warning message: running command '"C:\Apps\Perl\bin\perl.exe" "C:/Program

Dear List, I am trying to solve a problem: I have approximately 100 Excel spreadsheets each with approximately 4 sheet each that I would like to download and import in R for analysis. Unfortunately i realized (i also sent an email to the author or xlsReadWrite() ) that the read.xls() doesn't allow to import the file in R from internet. Here it is the the code:

Hello everyone, What is the simplest, most RELIABLE way to import data from MS EXCEL (.xls) format to R? In the past I have used the read.xls() function from the xlsReadWrite package, however, I have been wrestling with it all afternoon long with no success. I continue to receive the following error message: > {widge<-read.xls("F:\\Classes\\Z1.Data\\stat.3010\\WidgeOne.xls", +