Displaying 20 results from an estimated 1000 matches similar to: "Perl question"
2005 Jul 04
1
Colors in mtext
I want to assign different colors to different strings using
mtext(...). However, when I use something like
mtext(text=c("string1","string2","string3"),
col=c("black","blue","red"), side=3, line=0)
string2 and string3 are printed over string1. When I use
paste("string1","string2","string3"), the series
2004 Dec 02
3
combine two strings
Hello,
I would like to combine two strings while using R.
For instance,
string1 <- "abcde"
string2 <- "WXYZ"
I'd like to combine string1 and string2 into Sting3;
and string3 should be "abcdeWXZY".
Would you please tell me how to do it?
Thank you very much
Ben-Yang
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2003 Feb 23
0
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2006 Apr 04
1
Indexing a vector by a list of vectors
Hello R-help -
I have
vec <- c("string1", "string2", "string3")
ind <- list(c(1,2),c(1,2,3))
I want "vec" indexed by each vector in the list "ind".
The first element of the list I want would be vec[c(1,2)],
the second element would be vec[c(1,2,3)], like the following.
[[1]]
[1] "string1" "string2"
[[2]]
[1]
2011 May 08
3
%in% operator - NOT IN
Hello everyone,
I am attempting to use the %in% operator with the ! to produce a NOT IN type
of operation. Why does this not work? Suggestions?
> data2[data1$char1 %in% c("string1","string2"),1]<-min(data1$x1)
> data2[data1$char1 ! %in% c("string1","string2"),1]<-max(data1$x1)+1000
Error: unexpected '!' in "data2[data1$char1
2010 Mar 27
1
string width calculation
Colleagues,
I am trying to create a PDF document in which I use margin text with two different fonts. The resulting text might be:
XXXXXyZZZ
where X and Z are one font and Y is the other.
My plan was to do this in the following manner:
mtext("XXXXX ZZZ", cex=2, adj=0.5, family=SOMEFONT)
mtext("Y", cex=2, adj=??, family=DIFFERENTFONT)
My question regards how to calculate
2011 Jun 18
3
how to subtract one string from another in R
Dear R Group
Here is what i am trying to do.. but couldnt figure out how..
string<-"ABC DEFG HIJKLM NOPQ RSTUV WXY"
string1<-substr(string,1,4)
I want to create an R object string 2 ( following the logic shown).. R does
not allow string subtraction.. any suggestions how to achieve this?
string2<-string-string1 (it should now hold "DEFG HIJKLM NOPQ RSTUV WXY"
I
2017 Mar 18
5
AD integration not working after move/version
Hi!
I am in a bit of trouble, I have moved a samba installation from one virtual host to another keeping the configuration files and filesystems. But during the transition something broke, now windows users are no longer able to access their shares. I think it has to do with the AD integration. I do not know it it because some state is missing on this host related to the AD integration or if
2006 Jun 19
2
fuzzy search
This may be offtopic to Rails, but what are people doing to find records
based on fuzzy string matches? For example, if you wanted to find a
Person with name "David Heinemeier Hansson" but searched using the
string "Dave Hansson".
Currently I am find_by_sql that calls the PostgreSQL function
"levenshtein(string1, string2)" which returns results with a score
2012 Apr 19
1
Compare String Similarity
Dear All,
I need to estimate the level of similarity of two strings. For example:
string1 <- c("depending","audience","research", "school");
string2 <- c("audience","push","drama","button","depending");
The words in string may occur in different order though. What function would you recommend to use
2011 Apr 19
2
Simple question
I am trying to convert a string to a vector, and I'm stuck!
Suppose you have a string of numbers (string) that you want to convert to a
vector (vec). I am able to split the string turning it into a list by using
strsplit, but this makes a list, which I can't seem to access the way that
I'd like to (it becomes a character list of only one(?!?) element.)
2009 Jan 22
4
text vector clustering
Hi,
I am a new user of R using R 2.8.1 in windows 2003. I have a csv file with
single column which contain the 30,000 students names. There were typo
errors while entering this student names. The actual list of names is <
1000. However we dont have that list for keyword search.
I am interested in grouping/cluster these names as those which are
similar letter to letter. Are there any
2010 Jul 07
3
use sliding window to count substrings found in large string
Hello together,
I'm looking for advice on how to do some tests on strings.
What I want to do is the following:
(just an example, real strings/sequence are about 200-400 characters long)
given set of Strings:
String1 abcdefgh
String2 bcdefgop
use a sliding window of size x to create an vector of all subsequences
of size x
found in the set (order matters! ).
Now create, for every string
2003 Apr 28
1
Red Hat 9 regex symbol conflict
Hello,
I've been struggling with a problem for the past several weeks, trying
to get PL/R (R procedural language handler for PostgreSQL,
http://www.joeconway.com/plr/) to work on Red Hat 9. In brief, R dumps
core during the embedded library initialization, while in Rf_regcomp(),
working on on Rprofile. Below I've included the important parts of a
backtrace:
Program received signal
2009 Jan 10
0
RMySQL CREATE TABLE error
Hi all-
I am stumped. The code in A. returns errors at lines 14 and 15 and fails
to load series1 and series2. However, in B., if temp1 and temp2 are
called again (which returns a "Table exists" error; see lines 14-17 in
B.) series1 and series2 load correctly. Any ideas? Also-I am open to any
suggestions to improve the code as I am a horrific programmer. Thanks
A.
1 >
2006 Apr 04
5
Database usage technique -- user-specified fields
Hello folks-
In one particular app, it would be useful for the customers to be able
to specify the significance (and presence) of fields. For example,
consider a CONTACTs database. User 1 wants to have phone1, phone2,
phone3, and User 2 wants to have 4 address fields.
Generically, this could be done by having a CONTACT with, say, 10
strings, 10 integers, etc. The user''s account
2011 Nov 17
2
how to read a freetext line ?
hi everyone .
Here I have a text where there are some integer and string variables.But I
can not read them by readLines and scan
the text is :
weight ;30;130
food:2;1;12
color:white;black
the first column is the names of the variables and others are the value of
them.
the column in different line are different.
Can anyone help me ?
--
TANG Jie
Email: totangjie@gmail.com
Tel: 0086-2154896104
2019 Jan 22
3
Samba + BIND9 DLZ. DNS dosen't resolve FQDN, only short hostname
Rowland, thank You, but this removes only the NS record, but the faulty
domain A records remain. How to deal with them, I don't know. They
behave unlike the ordinary A records.
Name=, Records=8, Children=0
SOA: serial=27, refresh=900, retry=600, expire=86400, minttl=3600,
ns=blacktux.interbronz.local., email=hostmaster.interbronz.local.
(flags=600000f0, serial=27, ttl=3600)
NS:
2011 Jul 30
22
Question about Helpers
Studying the RoR 3 Tutorial book by Michael Hartl
and on page 345 there''s the code inside the SessionsHelper:
_________________________________________________________
module SessionsHelper
def sign_in(user)
cookies.permanent.signed[:remember_token] = [user.id, user.sault]
self.current_user = user
end
end
__________________________________________________________
What is the purpose
2020 Apr 14
0
[nbdkit PATCH v2 3/3] server: More tests of stdin/out handling
Enhance the testsuite to ensure we don't regress with recent changes
to stdin/out handling. This adds:
- test-single-sh.sh: prove that 'nbdkit -s sh script' is viable
- test-stdio.sh: create plugin that checks stdin/out match /dev/null,
then run it with -s, --run, -f
Signed-off-by: Eric Blake <eblake@redhat.com>
---
tests/Makefile.am | 23 ++++++