similar to: Mean calculation by two variables

Hello all, I'm new in R, and I have a data-frame like this (dput information below): Specie Fooditem Occurrence Volume 1 Schizodon vegetal 1 0.05 2 Schizodon sediment 1 0.60 3 Schizodon vegetal 1 0.15 4 Schizodon alga 1 0.05 5 Schizodon sediment 1 0.90 6 Schizodon

A new release of the puppetlabs/postgresql module is now available on the Forge: https://forge.puppetlabs.com/puppetlabs/postgresql/2.1.0 Changelog ======== This release is primarily a feature release, introducing some new helpful constructs to the module. For starters, we''ve added the line `include ''postgresql_conf_extras.conf''` by default so extra parameters not

Dear R helpers I have a problem with R COMPILE. While the Makefile consisting of the lines SOURCES = imageio.c procbase.c readargs.c regSegs.c goodiesPH.c \ generalAnalysis.c edgeAggregation.c utilities.alga.c \ cs.parametrizing.c tst.so: $(SOURCES) R SHLIB -o $@ $(SOURCES) works fine, the Makefile with the target replaced by imageio.o: imageio.c R COMPILE imageio.c results in

Dear R helpers I have a problem with R COMPILE. While the Makefile consisting of the lines SOURCES = imageio.c procbase.c readargs.c regSegs.c goodiesPH.c \ generalAnalysis.c edgeAggregation.c utilities.alga.c \ cs.parametrizing.c tst.so: $(SOURCES) R SHLIB -o $@ $(SOURCES) works fine, the Makefile with the target replaced by imageio.o: imageio.c R COMPILE imageio.c results in

I have a logon script for windows clients to preform net time w/my samba server when they logon. The script is called gerry.bat and it is located in the logon directory. But, when any user logs on.... The script is never called. I've attached my smb.conf file. (by the way Im running RH6.0 on an AMD K-7 w/Samba 2.0.5a. THANKS IN ADVANCE!!!! # Samba config file created using SWAT # from

Hello I have a matlab MAT file that contains one single variable: a. The structure of a is as follows: a.river1.flow (flow values) a.river1.date_flow (date) a.river1.precip (precipitation values) a.river1.date_precip a.river2.flow a.river2.date_flow a.river2.precip a.river2.date_precip I have used readMat to load the variable a in R, however I have no idea how readMat translates a. I managed

Hello, I''m a puppet newbie and I''m having trouble getting my virtual user setup to work. Can someone please tell me what''s wrong with this setup? # virtual.pp # class virtual_users::virtual { @group { "users": gid => "100", ensure => present } @user { "lmoore": password =>

Dear R-users, I have tried, and I imagine it should be somewhere in the lines of passing extra arguments to the panel function, but does anyone know how to change the character expansion factor that is affecting an individual point in each of the panels of a lattice plot? I have tried to pass an overall cex argument containing the desired size for each point, but then the sizes are reused for the

Hola Tengo el siguiente problema: Estoy trabajando con una serie de tiempo que contiene 48 datos, en el intervalo entre un dato y otro es de 30 minutos. ¿Como puedo hacer para que cada dato de la serie me lo reconozca en hora y minuto?. Saludos El 23 de septiembre de 2012 12:17, <r-help-es-request@r-project.org>escribió: > Envíe los mensajes para la lista R-help-es a >

Way back in the mists of time, I built my asterisk installation with SNMP support. It's a bit tedious to get the sub-agent for snmpd set up but once you have it you can poll the OID for the asterisk sub-agent and it will tell you how many calls are up at that moment in time. That said, I actually prefer ARA/ARI to flat file configuration of endpoints and dialplans.  Changes are more or less

Dear arun and all R users, I will first of all try to simply define my issue.. I have data in the following format Year Discharge dd/mm/yyyy x .. … … … There are some NA values in the discharge which I would like to predict by using “predict command”. I cant figure out the way to write the coding for that. Could you please help me on that??? I have also ,written