Displaying 20 results from an estimated 700 matches similar to: "Why the error is coming, can anyone help?"
2012 Sep 06
3
How to find the non matching vectors among these five, if so how we can find the non matching element of that vectors?
Hello,
Say all the below five vectors should have same elements in any situation.
How to find the non matching vectors among these five, if so how we can find the non matching elements of those vectors?
Can anyone help?
a=c(1,2,3)
b=c(1,2,3,4)
c=c(1,2,3)
d=c(1,2,3)
e=c(1,4,5)
identical(a,b,c,d,e)
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2012 Aug 17
3
Error: level sets of factors are different?
Why the error is coming? even though the length of outcome.new$compkey and outcome.new$armkey were exactly same.
Can anyone help?
setwd("D:/AZ")
library("RODBC")
cdb_cnct <- odbcConnectExcel("AZIF_DC_GVK_NSCLC_MSALL_287papers_02072012_141450_v1_4.xls")
outcomes <- sqlFetch(cdb_cnct, "Outcomes_info")
odbcClose(cdb_cnct)
rm(cdb_cnct)
2012 Aug 13
5
How can I get the Ids with Duplicated key and corresponding Ids with original key?
In this following example Id 4 is duplicated with Id 1.
Like this I want both Ids (Duplicated and Duplicated with). Can anyone help?
df <- data.frame(
"Publication" = c(1, 2, 3, 1, 4, 5, 2, 3),
"Reference" = c("a", "b", "c", "a", "d", "e", "b", "c"),
"Id"= c(1, 2, 3, 4,
2012 Aug 14
2
Not able to filter factor, class
After importing data from Excel through ODBC.
In the inclusion dataset, class(inclusion$Value) is coming as factor. After filtering the data, length(inclusion$Value == 0),the answer is coming as 4879, but actually Value contains only 225 rows. So how can I get the length as 225.
Can anyone help?
setwd("D:/AZ")
library("RODBC")
cdb_cnct <-
2012 Aug 08
3
How can we compare two vectors?
x=c(5, 8, 28, 29, 30)
y=c(5, 8, 28, 29, 31)
How can we compare these two vectors, whether each element is exactly matched with the elements in the other vector ?
How can we get the non matched elements from both the vectors?
Can anyone help?
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2012 Aug 17
2
How can we compare corresponding values of x and y (first value of x exacly matches with the first value of y)?
df <- data.frame (
"RowId" = 4:7,
"x"=c("1_1", "2_2", "3_3", "3_3"),
"y"=c("1_1", "3_3", "2_2", "3_3")
)
How can we compare corresponding values of x and y (first value of x exacly matches with the first value of y)?
If they were not matced
2012 Aug 01
2
Why the result is coming as NULL?
Why the result is coming as NULL. Can anyone help. I want to find the outliers for a reference
setwd("D:/AZ")
library("RODBC")
cdb_cnct <- odbcConnectExcel("Book1.xls")
cdb_frame <- sqlFetch(cdb_cnct, "Sheet1")
odbcClose(cdb_cnct)
rm(cdb_cnct)
x<- cdb_frame$Publication >=1990 & cdb_frame$Publication <=2012
invalid <- cdb_frame[!x,
2012 Sep 18
4
Why x[1] is not getting substituted?
Suppose I want the output as "Trial and a sheet" without quotes
x=c("a", "b", "c")
print("Trial and x[1] sheet")
Getting "Trial and x[1] sheet"
Can anyone help?
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2012 Sep 17
3
I want to send the vector a into the Object A.......
a=c(1,2,3)
b=c(23, 24, 25)
x=c("a", "b")
#if (length(x[1]) == 0) {cat("x[1] is having 3 elements")}
Suppose I want to send the vector a into the Object A,
um getting only "a" as the ouput for Object A but not getting required output as the vector with the elements 1, 2, 3 with the following code
A<- x[1]
How to code it?
Can anyone help?
Notice: The
2012 Sep 17
3
Can anyone help why the errors are coming and rectify it?
Hi Everyone,
Can anyone help why the errors are coming and rectify it?
invalid.ids <- c(1,3,5)
if (length(invalid.ids)==0) {
cat("No Errors found")
}
else {
2012 Aug 01
1
Why the error is coming while extracting the data from sheet?
Even though the sheet name Publication exists. The error is coming.
Can anyone help?
library("RODBC")
cdb_cnct <- odbcConnectExcel("Copy of AZIF_DC_GVK_NSCLC_MSALL_287papers_02072012_141450_v1_4.xls")
cdb_frame <- sqlFetch(cdb_cnct, "Publication")
odbcClose(cdb_cnct)
Error in odbcTableExists(channel, sqtable) :
'Publication': table not found on
2012 Aug 14
1
Can we interlink these three if conditions?
key1.=c(1, 2, 3)
key2.=c(2)
if (identical(key1.,key2.) == "TRUE") {
cat("No Errors found")
}
if (length(setdiff(key1., key2.)) !=0) {
2012 Jan 19
3
Not generating line chart
Hi All,
Can you please help me, why this code in not generating line chart?
library(ggplot2)
par(mfrow=c(1,3))
#qplot(TIME1, BASCHGA, data=Orange1, geom= c("point", "line"), colour= ACTTRT)
unique(Orange1$REFID) -> refid
for (i in refid)
{
Orange2 <- Orange1[i == Orange1$REFID, ]
pdf('PGA.pdf')
qplot(TIME1, BASCHGA, data=Orange2, geom= c("line"),
2007 Jan 16
2
Using view helpers in migrations?
I''m writing a bloggish/CMSish thing. I had been using simple_format,
but my users requested a rich editor, so I added TinyMCE.
Anyway, I was trying to migrate the existing content (since TinyMCE
assumes it''s reading HTML-formatted text), and realized that I
couldn''t call simple_format (or other helper methods) from Migrations.
Can someone enlighten me here?
2012 Jan 23
4
Error is coming as NULL
Hi all,
A small problem raising.
Suppose the follow raw data is stored in a csv file. And the error is coming as NULL with the following code.
Can you please help?
Thank you in advance.
SUBJCET
9999
9999
9999
9999
9999
1Ito
1Ito
1Ito
1Ito
1Ito
1Ito
9999
9999
9999
9999
read.csv("Noname3.csv") -> FD
FD$SUBJECT
NULL
Regards
Devarayalu
[[alternative HTML version
2007 Jan 17
2
rake test and validates_inclusion_of
Hello,
I am just starting off with Rails, so I apologize in advance if there
is a terribly obvious answer to my problem. I''ve done some searching
and found similar problems to my own, but nothing which yielded a
solution.
I have a handful of models that I am unit testing. The tests for each
unit run successfully, but when I do a rake test, many of the tests
fail.
The assertions that
2007 Feb 04
3
Reference to dataframe and contents
This is probably easy for experienced users but I could not find a solution.
I have several R scripts that process several columns of a dataframe
(several dataframes and columns actually, but simplified for my question).
References such as:
myDF$myCol
are all over. I like to automate this for other dataframes and columns by
defining a reference only once in the beginning of the script.
One
2012 Oct 12
1
How to get rid of page 1 and 4 i.e Only dots pages while generating the graphs?
Suppose I have "Orange1" data like this.
TIME1
RESPONSE
RESPSTAT
RESPUT
REFID
ARM
SUBARM
0
299.5
Mean
8-item scale
68
0
0
0
287
Median
8-item scale
68
0
0
0
303.9
Mean
8-item scale
68
1
0
0
286
Median
8-item scale
68
1
0
0
295
Mean
8-item scale
85
0
0
12
254
Mean
8-item scale
85
0
0
0
287
Mean
8-item scale
85
1
0
12
216
Mean
2005 Aug 25
4
covariance matrix under null
Hello
I am fitting a Cox PH model using the function coxph(). Does anyone know how
to obtain the estimate of the covariance matrix under the null hypothesis.
The function coxph.detail() does not seem to be useful for this purpose.
Thanks,
KD.
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2006 May 17
1
Example Syntax for if - then- and - else Statements
Hello R users,
I am a fairly new R user, however, one of the problems I am having is
the use of applying if-, and-, then-, else- statements in R against
datasets & dataframe. Rtips mentions it, but without simple examples I
am not quite sure what my syntax should look like. I am particularly
interested in syntax that can be used with the transform function. for
example
if foo[,1] ==