Displaying 3 results from an estimated 3 matches for "datenam".
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datanam
2012 Jan 24
6
Checking for invalid dates: Code works but needs improvement
...")
TestDates <- data.frame(scan(connection,
list(Patient=0, birthDT="", diagnosisDT="", metastaticDT="")))
close(connection)
TestDates
class(TestDates$birthDT)
class(TestDates$diagnosisDT)
class(TestDates$metastaticDT)
#### List of Date Variables ####
DateNames <- c("birthDT", "diagnosisDT", "metastaticDT")
#### Read Dates ####
for (i in seq(TestDates[DateNames])){
TestDates[DateNames][[i]] <- as.character(TestDates[DateNames][[i]])
TestDates$ParsedDT <- strsplit(TestDates[DateNames][[i]],"/")
TestDates...
2012 Jan 26
0
R-help Digest, Vol 107, Issue 25
...7697928-4324533.post at n4.nabble.com>
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Hello,
Point 3 is very simple, instead of 'print' use 'cat'.
Unlike 'print' it allows for several arguments and (very) simple formating.
{ cat("Error: Invalid date values in", DateNames[[i]], "\n",
TestDates[DateNames][[i]][TestDates$Invalid==1], "\n") }
Rui Barradas
Message: 53
Date: Tue, 24 Jan 2012 08:54:49 -0800 (PST)
From: Paul Miller <pjmiller_57 at yahoo.com>
To: r-help at r-project.org
Subject: [R] Checking for invalid dates: Co...
2012 Jan 18
4
R-Help
I am trying to create a frequency distribution and I am a bit confused.
Here are the commands I have entered:
> data <- read.csv(file="40609_sortedfinal.csv",head=TRUE,sep=",")
> NumberOfActionsByStatus = data$STATUS
> NumberOfActionsByUser = data$ETS_LOGIN
> NumberOfBidOffer = data$BID_OFFER
> NumberOfActionsByUser.freq = table(NumberOfActionsByUser)
>