Displaying 20 results from an estimated 10000 matches similar to: "help with simple but massive data transformation"
2010 Mar 10
2
modify the levels of a variable
If anyone can help with this, I would greatly appreciate it.
When I subset a dataframe, and then create a table of on of the column
variables, the levels of that variable are retained from the parent
dataframe. Anyone know how to
for example, say I have data like so:
data:
X Y
a 2
b 2
a 3
b 3
a 5
if I do....
data2=subset(data,X=="a")
I get the new data
2012 Jun 28
1
the meaning of subscripts
Hi,
Now i am dealing with longitudinal data set and I want to see the rough
marginal plot for 2 variables separately.
I found the code from one example here,
reading <-
read.table("http://www.ats.ucla.edu/stat/R/examples/alda/data/reading_pp.txt",
header=T, sep=",")
reading[reading$id %in% c(4, 27, 31, 33, 41, 49, 69, 77, 87), ]
xyplot(piat~age | id
,
2012 Apr 26
0
[LLVMdev] Trouble with tweaking test-release.sh script
Hi Bill,
Here is the summary of Clang failures (part of).
Clang :: CXX/conv/conv.prom/p2.cpp
chandlerc doubts the test itself is fulfill the C++ standard. Although
"-fshort-wchar" makes the error disappered, chandlerc think it's not
the correct solution. Perhaps it's test bug not clang's.
Clang :: CXX/special/class.copy/p15-inclass.cpp
Clang
2011 Apr 20
2
'Record' row values every time the binary value in a collumn changes
My question is twofold.
Part 1:
My data looks like this:
(example set, real data has 2*10^6 rows)
binary<-c(1,1,1,0,0,0,1,1,1,0,0)
Chromosome<-c(1,1,1,1,1,1,2,2,2,2,2)
start<-c(12,17,18,20,25,36,12,15,16,17,19)
Table<-cbind(Chromosome,start,binary)
Chromosome start binary
[1,] 1 12 1
[2,] 1 17 1
[3,] 1 18 1
[4,] 1
2001 Dec 04
1
Massive Virtual Drive, is it possible?
I'm new to the world of linux, and I was wondering if you could help me out. There reason, I'm come over to linux, is to try and create a massive virtual drive, that I could attacth to my servers, and have them use it. Speed is not essential, but functionality is. There are not that many people logging onto the network, only about thirty, and there are no mission critical applications
2012 Apr 26
2
[LLVMdev] Trouble with tweaking test-release.sh script
On Apr 24, 2012, at 8:05 PM, 陳韋任 wrote:
> Hi Bill,
>
> I forgot to do Phase2/Phase3 build. Here is the Phase3 regression test
> result,
>
> http://people.cs.nctu.edu.tw/~chenwj/tmp/phase3-regression-test.txt
>
> Most LLVM failures are gone. As for ExecutionEngine, I guess ARM JIT is
> not at a good shape at this moment, right? Perhaps we should focus on Clang
>
2024 Jul 10
1
Massive DNS queries to _kerberos._tcp.dc._msdcs.DOMAIN, COM.
Hi All,
Our DNS admins are complaining about a massive number of DNS queries to :
SRV? _kerberos._tcp.dc._msdcs.DOMAIN,COM.
This is happening on thousands of systems. I see that every time the query is done, winbind updates /var/run/samba/smb_krb5/krb5.conf.DOMAIN (Ubuntu location).
I found adding "create krb5 conf = no" stops the DNS queries and the updates to the krb5.conf.DOMAIN
2011 Jul 15
3
Drawing a histogram from a massive dataset
Dear All,
I have a massive dataset from which I would like to draw a histogram.
Any ideas on how to accomplish this?
Thanks in advance,
Paul
2018 Apr 20
2
massive mail move
Hello,
I've got dovecot 2.3 going and a mailbox with a lot of system messages
in it. What I'm wanting to do is massively move them to another
mailbox. Is this doable with sieve?
Thanks.
Dave.
2007 Apr 15
3
Massive difference in query times on OSX and Linux
I have a 1.7GB index with 440818 documents. Queries that take 0.23846
seconds on my MacBook pro take an indefinite period of time on a
Fedora Core 4 EC2 instance. Five minutes and counting...I''m using
Ferret 0.11.3. I don''t see any errors in the logs.
Has anyone ever seen anything like this?
2009 Apr 06
0
mtext problem - grainy and massive file size
Hi Team,
I'm on a mac, 0SX 10.5.6, R 2.7.2.
I consistently make pairs plots and use mtext() to put labels on top of the
plot in the outer margin. All of a sudden, this text has become really
grainy in the final product and is making huge files. I have no idea why
this has just started happening. The only thing I've done lately is install
the new version of GIMP and run the script to
2009 Jan 29
0
Massive UDP and TCP packet loss
Sorry for repost, there was an sending error with my first posting.
-------------------------------------------------------------------
Hi,
I''m trying to get Xen running on 2 different systems and have massive packet losts independ from the system I use!
This are the results from an UDP-Benchmark-Test from an Xen-Server to another one. As you make notice, the
sending packets have a
2012 Oct 11
0
Massive increase in compilation time?
Today I upgraded Foreman on my Puppet master. Doing so also upgraded some
ruby libs, which seems to have killed the performance of my puppet master.
Before the upgrade, I was seeing compilation times of around 15s. After
the upgrade, it''s 80-90s.
What ruby modules or other configuration items would cause massive changes
like this? I should note that none of my manifests changed
2014 Mar 09
0
Massive BTRFS performance degradation
I am experiencing massive performance degradation on my BTRFS root
partition on SSD. Except for regular daily updates, nothing changed in
the system. The mount point remained the same:
/ btrfs rw,noatime,compress=lzo,ssd,space_cache,autodefrag 0 0
but the performance dropped to less than 8% of norm.
Before:
# dd if=tempfile of=/dev/null bs=1M count=1024
1024+0 records in
1024+0 records out
2009 Jan 29
0
[SPAM] Massive UDP and TCP packet loss
Hi,
I''m trying to get Xen running on 2 different systems and have massive packet losts independ from the system I use!
This are the results from an UDP-Benchmark-Test from an Xen-Server to another one. As you make notice, the
sending packets have a lost rate from > 80% up to 99%. What the hell is going on? I have no ideas.
If I boot my 2 Xen-Servers with the normal kernel (without
2013 Oct 02
2
[Bug 10179] New: massive test failure on OSX 10.8.5 under Homebrew
https://bugzilla.samba.org/show_bug.cgi?id=10179
Summary: massive test failure on OSX 10.8.5 under Homebrew
Product: rsync
Version: 3.1.0
Platform: All
OS/Version: All
Status: NEW
Severity: normal
Priority: P5
Component: core
AssignedTo: wayned at samba.org
ReportedBy: chdiza at gmail.com
2005 Jul 11
2
Anything todo against massive connects
Hi,
i got a server that is massivly contacted on the ports 5190, 5150 and 6667.
Is there any possibility to stop these requests ?
I block everything with my firewall.
That are ten thousands of different IP's that try to connect.
Thanks and best regards
Niels
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2004 Feb 05
1
massive performance problems if transferring many small files
Hi,
If I try to transfer about 27.000 small HTML-Files from my Windows-PC to our
central SAMBA-Server I'll get massive performance problems. First the
performance looks ok but after a time period of 3 minutes it goes slow down -
appr. one file per second will be transferred. Has anyone an idea what I can tune
to avoid this annoying behaviour.
My samba server configuration:
- OS: Solaris 8
2024 Jul 10
1
Massive DNS queries to _kerberos._tcp.dc._msdcs.DOMAIN, COM.
On Wed, 10 Jul 2024 17:34:01 +0000
Eric Gurevitz via samba <samba at lists.samba.org> wrote:
> Hi All,
>
> Our DNS admins are complaining about a massive number of DNS queries
> to :
>
> SRV? _kerberos._tcp.dc._msdcs.DOMAIN,COM.
There is a possibility that you may have shot yourself in the foot.
Is 'DOMAIN.COM' your companies dns domain ?
Or is actually
2018 Apr 20
0
massive mail move
'doveadm move' might help here?
Aki
On 20.04.2018 03:18, David Mehler wrote:
> Hello,
>
> I've got dovecot 2.3 going and a mailbox with a lot of system messages
> in it. What I'm wanting to do is massively move them to another
> mailbox. Is this doable with sieve?
>
> Thanks.
> Dave.