search for: personid

I have a dataframe imported from csv file below: Houseid,Personid,Tripid,taz 1,1,1,4 1,1,2,7 2,1,1,96 2,1,2,4 2,1,3,2 2,2,1,58 There are three groups identified based on the combination of first and second columns. How do I split this data frame? I tried aa <- split(inpfil, inpfil[,1:2]) but it has problems. Output desired is aa[1] Houseid,Personid,Tripid...

...local variable or method `record'' for Project:Class'' has_and_belongs_to_many :people, :class => ''Person'', :join_table => ''ProjectTeamRole'', :foreign_key => ''ProjectID'', :association_foreign_key => ''PersonID'', :insert_sql => "INSERT INTO ProjectTeamRole(ProjectID,PersonID,TeamRoleID) VALUES(#{id}, #{record.PersonID},1)" I can see that #id refers to the current Project object, but how do I refer to the PersonID that will be inserted if not as above?? thanks! rich

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...er to all members of the group. For example, I have a group leader (identified by a binary vector) and some attribute for all group members. I want to create a new vector that holds the attribute of the group leader for each individual in the data frame (code at the bottom of the post): personId groupId groupLeader someAttribute leaderAttribute 1 1 17 0 0.145833333 NA 2 2 17 1 0.218750000 NA 3 3 17 0 0.089743590 NA 4 4 22 0 0.003875969 NA 5...

Hi, I am looking for a solution to use ajax.request object. Return response text will be in xml format and I like to know how to parse that xml information, so that I can put those info into the "span" or "div" tags of my html page. Is there any easy way to parse that xml info using prototype library? Thanks, kevin. -- Posted via http://www.ruby-forum.com/.

...jo, Ph.D. Computational Biologist & Geneticist U.S. Department of Agriculture, ARS National Center for Cool & Cold Water Aquaculture 11861 Leetown Road Kearneysville, WV 25430 Voice: (304) 724-8340 Ext. 2141 Email: roger.vallejo@ars.usda.gov http://www.ars.usda.gov/pandp/people/people.htm?personid=37662 [[alternative HTML version deleted]]

...jo, Ph.D. Computational Biologist & Geneticist U.S. Department of Agriculture, ARS National Center for Cool & Cold Water Aquaculture 11861 Leetown Road Kearneysville, WV 25430 Voice: (304) 724-8340 Ext. 2141 Email: roger.vallejo@ars.usda.gov http://www.ars.usda.gov/pandp/people/people.htm?personid=37662 [[alternative HTML version deleted]]

...jo, Ph.D. Computational Biologist & Geneticist U.S. Department of Agriculture, ARS National Center for Cool & Cold Water Aquaculture 11861 Leetown Road Kearneysville, WV 25430 Voice: (304) 724-8340 Ext. 2141 Email: roger.vallejo@ars.usda.gov http://www.ars.usda.gov/pandp/people/people.htm?personid=37662 [[alternative HTML version deleted]]

...), FUN='length') Cy vecAA <- dafSamp[,2] * Ay[which(Ay[,1]==dafSamp[,1]),2] / Ag University of Aarhus <http://www.au.dk/en> Danmarks Miljøundersøgelser <http://www.dmu.dk/> Hvidberg, Martin <http://www2.dmu.dk/1_Om_DMU/2_medarbejdere/cv/employee2_NH.asp?PersonID=MHV> Senior Geographer (Climatology, Spatial modeling) <http://www.geogr.ku.dk/> N 55°41m43.48s E 12°06m05.13s ETRS89 National Environmental Research Inst. <http://www.dmu.dk/International/> P.O. Box 358 Frederiksborgvej 399 DK-4000 Roskilde Martin.Hvidberg@dmu.dk www.dmu.d...

Dear R-helpers, First of all, sorry for those who have (eventually) already received that request. The mail has been bumped several times, so I am not sure the list has received it... and I need help (if you have time)! ;-) I have a very simple question and I really hope that someone could help me I would like to estimate a simple fixed effect regression model with clustered standard errors by

I''ve tried tackling this many ways on my own and can''t find a good solution: Breaking it down to something simplier... Venue has one address Person has one address Address belongs to state Assuming I don''t want to do tables for venue_addresses and person_addresses. What is the best way to model this using rails... big thing here is i want to be able to reuse a