Displaying 20 results from an estimated 33 matches for "jhorn".
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2000 Jun 13
2
Openssh-2.1.1p1 and solaris 7/8
Hello,
I just installed the above openssh onto a Sun Solaris 7 and Solaris 8 system.
No problem with that. However, I now seem to get some rubbish processed when
I login with slogin. An example:
Last login: Tue Jun 13 12:31:27 2000 from jhorne.csd.plymo:tJ`
^[[?1;2c
Telnet logs in okay, but just shows 'Last login...jhorne.csd.plymo'.
This seems to get passed to the shell, which it of course errors on. I do,
however, actually login okay. This is seen on both systems. As a test I
purged the /var/adm/lastlog file - logged out, lo...
2006 Mar 07
4
POSIX time zone codes
The manual entry for as.POSIX says this about time zone codes...
Usage
as.POSIXct(x, tz = "")
tz
A timezone specification to be used for the conversion...
but it fails to mention what these "specifications" are. So far, I
have tried...
as.POSIX(x, tz="UTC") ... works, gives UTC times
as.POSIX(x, tz="UTC") ... works, gives EST times
as.POSIX(x,
2007 Feb 08
5
remove component from list or data frame
Sorry to ask such a simple question, but I can't find the answer after
extensive searching the docs and the web.
How do you remove a component from a list? For example say you have:
lst<-c(5,6,7,8,9)
How do you remove, for example, the third component in the list?
lst[[3]]]<-NULL generates an error: "Error: more elements supplied
than there are to replace"
Also,
2005 Oct 06
1
circular statistics plotting
...what I think is a simple
question. Using the "circular" package, is there a way to plot the
mean and variance on top of a rose diagram or other plot of the data?
Thanks in advance...
- Jason
Jason Horn
Boston University Department of Biology
5 Cumington Street Boston, MA 02215
jhorn@bu.edu
office: 617 353 6987
cell: 401 588 2766
[[alternative HTML version deleted]]
2005 Oct 11
2
non-zero sequence of numbers
Can anyone think of a way to create a pretty() sequence that excludes
zero? Or a way to remove the zero from a sequence after using pretty()?
Thanks,
- Jason
Jason Horn
Boston University Department of Biology
5 Cumington Street Boston, MA 02215
jhorn@bu.edu
office: 617 353 6987
cell: 401 588 2766
[[alternative HTML version deleted]]
2000 Nov 15
1
[PATCH]: nchan.c : internal error: we do not read, but chan_read
...hen closing a session. The first time is okay, but the
second (with the channel now in one of the above states) causes the error
message.
John.
------------------------------------------------------------------------
John Horne, University of Plymouth, UK Tel: +44 (0)1752 233914
E-mail: jhorne at plymouth.ac.uk
PGP key available from public key servers
-------------- next part --------------
*** nchan.c.orig Wed Nov 15 12:50:04 2000
--- nchan.c Wed Nov 15 12:53:17 2000
***************
*** 98,103 ****
--- 98,106 ----
{
debug("channel %d: read failed", c->self);
switc...
2005 Oct 10
2
R.app window size
...oportionately - it stays the same size when you resize the window.
Can this be controlled from the console as well? Is there a way to
make text resize proportionately with window size?
Thanks,
- Jason
Jason Horn
Boston University Department of Biology
5 Cumington Street Boston, MA 02215
jhorn@bu.edu
office: 617 353 6987
cell: 401 588 2766
[[alternative HTML version deleted]]
2000 Jun 13
1
Remote -> remote scp not working
...enied'. Using -v doesn't seem to show much more:
Executing: exec /usr/local/bin/ssh -v -x -o'FallBackToRsh no' -n eros scp -v
jhf 'alice:jhf'
SSH Version OpenSSH_2.1.1, protocol versions 1.5/2.0.
Compiled with SSL (0x0090581f).
debug: Reading configuration data /export/home/jhorne/.ssh/config
debug: Applying options for *
debug: Reading configuration data /usr/local/etc/ssh_config
debug: Applying options for *
debug: Seeding random number generator
debug: ssh_connect: getuid 100 geteuid 0 anon 1
debug: Connecting to eros.csd.plymouth.ac.uk [141.163.2.9] port 22.
debug: Conn...
2000 Nov 29
1
Pseudo-tty allocation and -T option
...no
difference either. My understanding from the man page is that -T should
prevent it attempting to allocate a tty.
Thanks for any help,
John.
------------------------------------------------------------------------
John Horne, University of Plymouth, UK Tel: +44 (0)1752 233914
E-mail: jhorne at plymouth.ac.uk
PGP key available from public key servers
2006 Feb 20
1
RMySQL Error Messages, crashing R
...tried installing RMySQL from sources, but it makes no difference.
Does anyone know what this error message means. Are there any OS X
users that have with R 2.x working with RMySQL?
Please help!
- Jason
Jason Horn
Boston University Department of Biology
5 Cumington Street Boston, MA 02215
jhorn@bu.edu
office: 617 353 6987
cell: 401 588 2766
[[alternative HTML version deleted]]
2000 Nov 08
1
internal error: we do not read, but chan_read_failed
...d be grateful.
I have commented out the call to 'chan_read_failed' here and have seen no
problems so far.
That's it - phew!
John.
------------------------------------------------------------------------
John Horne, University of Plymouth, UK Tel: +44 (0)1752 233914
E-mail: jhorne at plymouth.ac.uk
PGP key available from public key servers
2007 Feb 09
2
Replace individual values in a data frame with NA
I'd like to replace a value in a data frame with an NA, but can't
figure out how.
For example, say you have
a<-c(1,2,3,4)
b<-c(5,6,7,8)
data<-data.frame(a,b)
Now, how would you set the third row of the second column ( data
[[3,2]] ) to NA?
I have tried all types of permutations with is.na, including is.na<-
data[[3,2]], which does not work.
Thanks
2006 Mar 06
1
Length of a vector of POSIX objects reported incorrectly?
I have a vector of POSIX times/dates (called "times") that I want to
plot. But I'm having trouble because R reports the length of the
vector incorrectly. Can someone help me figure out what's going on
here?
This code....
print(times)
print(class(times))
print(length(times))
Produces this...
.
.
.
[355] "2006-03-06 18:34:00" "2006-03-06 18:32:00"
2006 Mar 07
1
How to change time zones?
Say you have a POSIX object that is in UTC. How do you change the
values to another timezone?
If I do this:
times <- strptime(times, "%H:%M:%S")
times1 <- as.POSIXct(times, tz="UTC")
times2 <- as.POSIXct(times, tz="CDT6CST")
times1 id UTC, but times2 is still UTC, not CTD. Why? Is the only
was to change time zones to add seconds to POSIX objects?
2006 Oct 18
1
Select one row of a data frame
Can anyone tell me how to select just one row of a data frame? Say I
want just the third row, what would be the syntax? Every notation I
try just gives me columns.
Thanks
- Jason
2007 Sep 17
2
How to produce a macron symbol (overline / overbar) on a plot
...ow to produce a macron (or overbar or overline)
symbol on an R plot. I have an axis that is labeled "temp", but I
need the overbar symbol over the entire word.
Thanks,
Dr. Jason W. Horn
Research Associate
Boston University Department of Biology
5 Cumington Street Boston, MA 02215
jhorn@bu.edu
office: 617 353 6987
cell: 401 588 2766
[[alternative HTML version deleted]]
2008 Feb 29
1
Column sums from a data frame (without the column headers)
Does anyone know how to get a vector of column sum from a data frame?
You can use colSums(), but this gives you a object of type "numeric"
with the column labels in the first row, and the sums in the second
row. I just want a vector of the sums, and I can't figure out a way
to index the "numeric" object.
Thanks!
2000 Oct 26
1
bug with -i
The code that handles identity files listed on the command line only
adds the files to the options.identity_files array, which is for RSA
keys. If you use the SSH2 protocol and have a DSA identity, you
cannot specific it with -i on the command line.
2000 Oct 30
1
SSH-askpass - timeout possible?
...possible to set a
timeout so that if, say, nothing occurs within a minute then it assumes no
passphrase and the login continues?
Thanks,
John.
------------------------------------------------------------------------
John Horne, University of Plymouth, UK Tel: +44 (0)1752 233914
E-mail: jhorne at plymouth.ac.uk
PGP key available from public key servers
2000 May 22
3
scp not found with solaris 8/2.1.0p2
I've just upgraded to 2.1.0p2 on my solaris 8 boxes (now it
survives a little longer, thanks!). But, I'm seeing "scp not found"
where before it was fine.
configure --prefix=/opt/local --with-random-/dev/random (the entropy
generator is still broken), and in the past I had no problems
with scp, but AFAIK something's broken in 2.1.0.
Is anyone else seeing anything similar?