Displaying 11 results from an estimated 11 matches for "dubravko".
2005 Jun 06
3
Reading huge chunks of data from MySQL into Windows R
...would be lucky if anyone out there has
some good hints what to consider concerning memory management. I'm not
sure about the best methods reading such huge files into R. for the
moment I spilt the whole table into readable parts stick them together
in R again.
Any hints welcome.
Dubravko Dolic
Statistical Analyst
Email: dubravko.dolic@komdat.com
[[alternative HTML version deleted]]
2005 Mar 24
1
Histogram over times (without dates)
...factory. But as there are so many possibilities with times on R (namely using the POSIX classes) I want to be shure if there is no "standard" approach to handle such time related problems (note that the date is irrelevant to my problem).
have a goof Easter holiday
All the best
Dubravko Dolic
Dubravko Dolic <http://www.dolic.de/pagedd.html>
-- Statistik --
Tel: +49 (0)89-55 27 44 - 4630
Fax: +49 (0)89-55 27 44 - 2463
Email: dubravko.dolic@komdat.com
--------------------------------------------
Komdat GmbH
Nymphenburger Straße 86 /...
2005 Jun 06
1
AW: Reading huge chunks of data from MySQL into Windows R
...n. Doing length(unique(userid)) will take (almost) no time...
So I think the other way round will serve best: Do everything in R and avoid using SQL on the database...
-----Urspr??ngliche Nachricht-----
Von: bogdan romocea [mailto:br44114 at yahoo.com]
Gesendet: Montag, 6. Juni 2005 16:27
An: Dubravko Dolic
Cc: r-help at stat.math.ethz.ch
Betreff: RE: [R] Reading huge chunks of data from MySQL into Windows R
You don't say what you want to do with the data, how many columns you
have etc. However, I would suggest proceeding in this order:
1. Avoid R; do everything in MySQL.
2. Use random samp...
2005 Dec 06
3
merging with aggregating
...4 17
4 20 12
5 2 9
6 9 12
7 12 0
8 3 0
9 18 0
10 5 1
11 7 1
12 0 1
13 2 0
So Columns V1 and V2 are the sum of A und B while n has its old value.
Notice that there are different rows in n of A and B.
I don't have a clue how to start here. Any hint is welcome.
Thanks
Dubravko Dolic
Munich
Germany
2005 Jun 29
3
Memory Management under Linux: Problems to allocate large amounts of data
...Mb) limit (Mb) max used (Mb)
Ncells 217234 5.9 500000 13.4 2800 500000 13.4
Vcells 87472 0.7 157650064 1202.8 3072 196695437 1500.7
Now I'm at a loss. Maybe anyone could give me a hint where I should read further or which Information can take me any further
Dubravko Dolic
Statistical Analyst
Tel:?? ?????? +49 (0)89-55 27 44 - 4630
Fax: ?????? +49 (0)89-55 27 44 - 2463
Email: dubravko.dolic at komdat.com
Komdat GmbH
Nymphenburger Stra??e 86
80636 M??nchen
---------------------------------------------
ONLINE MARKETING THAT WORKS
---------------------------------...
2008 Nov 26
3
2 Asterisks to one PBX - E1 conection
...ize towards which one of two E1 links on Asterisk side it should send signals to. eg. when primary Asterisk fails this splitter should send signals to its eg. port 2 (connection towards secondary Asterisk).
I would be most grateful if someone could provide me with a link to such products.
Thanks
Dubravko
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2006 May 02
2
Time series plot
I have some time series data like
01/02/1990 0.531 0.479
01/03/1990 0.510 0.522
01/06/1990 0.602 0.604
there is no weekends and holidays.
how do I graph them in a single plot that the x-axis is the dates and
the y-axis is the time series?
Thank you
Regards,
Jincai Jiang
(Office) 212-761-3984
--------------------------------------------------------
This is not an offer (or solicitation
2005 Jul 04
1
RMySQL typing Problem (bigint unsigned)
...in some way: e.g. the query "select * from orders where userid = 14929859848712890325" selects the correct case but in R the userid is changed to 14929859848712890368. What happened here? This transformation is true for all fields of that type...
Thank You for any help
Dubravko Dolic
Statistical Analyst
Tel: +49 (0)89-55 27 44 - 4630
Fax: +49 (0)89-55 27 44 - 2463
Email: dubravko.dolic@komdat.com
Komdat GmbH
Nymphenburger Straße 86
80636 München
---------------------------------------------
ONLINE MARKETING THAT WORKS
----------------------------------------...
2008 Dec 05
2
Linksys SPA922 - hangup problem
...utomatic hangup as on other phones I have tried (Cisco 7940, grandstream, XLite,... ) and I have to manually hangup handset to finish a call. Is this normal behavior for this phones or have I misconfigured something (maybe on Asterisk, but other types of phones are working OK)?
Thanks in advance
/dubravko
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2009 Mar 16
2
t38 iax trunk
...I'm using Linksys SPA2102, Asterisk 1.4.22 (configured with t38pt_udptl = yes) and I have a pretty good link so faxes are going through even if T38 is switched off. Interesting thing is that faxes are going through even when one ATA is T38 enabled and the other isn't...
Thanks for help
/dubravko
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2008 May 26
0
realtime problem with two Asterisk servers
...terisk servers:
extconfig.conf
sippeers => mysql,asterisk,sipfriends
sipusers => mysql,asterisk,sipfriends
res_mysql.conf
dbhost = 10.2.4.13
dbname = asterisk
dbuser = xxx
dbpass = yyy
port = 3306
sip.conf
dbhost = 10.2.4.13
dbname = asterisk
dbuser = xxx
dbpass = yyy
port = 3306
Thanks
Dubravko
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