similar to: Class Variable

Hi everybody, I ve got a problem with strings and the class File in rails Indeed, when i try to do this: File.new("archives/sequences/archives-2011.xml") it works perfectly, however when i do string = "archives/sequences/" + @filename => filename being "archives-2011.xml" File.new(string) it doesn''t work! ruby tells me it cannot find the file does

Hello Everybody, I am starting with Rails and I am wandering questions about Rails possibilities. Actually, I want to design an application that has particular needs and I would like to know wether Rails can do them. As I am newbie with Rails, I ask you these questions. Basically, it is possible to execute shell commands from a rails pages (eg: I want to launch a c++ program)? Can it define a

Hi, I've been struggling with getting subnet browsing to work on my home network for some time and have decided to give it another go. This is my network configuration: Internet ----- Cisco SOHO97 (192.168.1.1) | | | +------------+ | +----------------+ | | | | | (192.168.1.5) (192.168.1.250)

Studying the RoR 3 Tutorial book by Michael Hartl and on page 345 there''s the code inside the SessionsHelper: _________________________________________________________ module SessionsHelper def sign_in(user) cookies.permanent.signed[:remember_token] = [user.id, user.sault] self.current_user = user end end __________________________________________________________ What is the purpose

I found some postings from Google (notably from Mark Spencer) about successful integration of a legacy Toshiba Strata system and Asterisk. I am also facing that current dilemma. The general legacy solutions that I can come up with is very easy -- either making Asterisk a "proxy" (or frontdoor) to the Toshiba system, or have it operate behind the Toshiba via regular extensions. I'm

Hello, what does this error message indicate and how do I avoid this? (sample code below) Thank you. -Tosh #read in the data table co<-read.table("co.txt",header=T,as.is=T) for (i in 1:3){ paste("logco",i, sep="")<-log(co$co[co$day==i]) } Gives the error: Error: Target of assignment expands to non-language object

Just out of curiosity, has anyone created wind roses using R? Thanks. Tosh -.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.-.- r-help mailing list -- Read http://www.ci.tuwien.ac.at/~hornik/R/R-FAQ.html Send "info", "help", or "[un]subscribe" (in the "body", not the subject !) To: r-help-request at stat.math.ethz.ch

People, I installed Mac OS Leopard in my old computer. Installed perfect, but I want to use pxelinux to choose boot to Mac OS. I have options to linux and windows in pxelinux options. How can I use to boot Mac OS Leopard? Samuel Rios Carvalho

There has been some discussion about PPC on this list, and I was looking at the CentOS homepage, and it states that support for the PPC architecture is in progress. Is there actually a V5 (CentOS) PPC download? I have been looking for it on the site without luck. For example http://mirror.centos.org/centos/5/isos/ only has i386 and x86_64. I have an old G4 with dual processors I want

The rails docs are so horrible on the collection_select method. They need to show a *complete* form, and show two examples: one that calls f.collection_select(), and another that calls collection_select(), and explain the differences. Given this line: f.collection_select :topic, Topic.all, :id, :category What the !@#$!@#$ is :topic? -- Posted via http://www.ruby-forum.com/. -- You received

##### BACKGROUND ##### I still cannot do basic share mapping between Samba 3.0.28 and a Windows 2003 AD Domain controller. When using mount.cifs, I get a permission denied error 13. I have run it as root and as my own user account. >From a windows workstation on a different domain, I can log on fine. HELP!!!!!!!!!!!! Thanks, Mike Tosh ##### CAN VIEW, BUT NOT MAP, VIA SMB ##### #

Check out the redirection at the end of each command. 1>&2 redirects the standard out of your child command to the standard error which then appears in the parent shell. At the end the last & launches your command into a background shell and then moves on to launch the next command. The redirections don't care if the command ever terminates. The result is that both commands

I am trying to make it so two columns with similar data use the same internal numbers for same factors, here is the example: > read.csv("test.csv",header =FALSE,sep=",") V1 V2 V3 1 sun moon stars 2 stars moon sun 3 cat dog catdog 4 dog moon sun 5 bird plane superman 6 1000 dog 2000 > data <-

Hi guys, I''m having a little trouble understanding the differences and knowing when to use "def foo" and "def self.foo" in my models. I don''t quite understand them and was hoping someone could explain or give me examples on how to use the "self." properly. For example, I had "def foo" in my model "Account" and in one of

Hi helpeRs, I've been working through some examples in Pinhiero & Bates( 2000) trying to understand how to translate to the new Lme4 syntax but without much luck. Below is what I think I should do, but either the answers don't come out the same or I get errors. In the Oxide problems I'm particularly interested in obtaining the levels coeficients but this options no longer seems

HI, guys, How to remove a table with migration, i saw a drop down method in migration created file , how can i use that ? thank you. -- You received this message because you are subscribed to the Google Groups "Ruby on Rails: Talk" group. To post to this group, send email to rubyonrails-talk-/JYPxA39Uh5TLH3MbocFF+G/Ez6ZCGd0@public.gmane.org To unsubscribe from this group, send email

I was having some odd results when working with acts_as_ferret (current trunk), so I decided to test with the current version of ferret to see if I encountered the same problem. I did. Here are the details: installed ferret 0.10.10 on debian sarge with ''sudo gem install ferret'' (btw, same results on OSX) opened up an irb session: irb(main):001:0> require

hi- I would like to get a value set with the dos set command (e.g. set dog=cow) in a rterm session on rterm 1011 under windows 2000. if I try in a dos window: set dog=cow echo %dog% i get cow (what I want) then i start rterm system("echo %dog%",intern=T) gives "%dog%" I can of course do something like set dog=cow echo %dog% >jnk.rin and then start rterm and

Hi! Suppose I have a factor: > fac1 <- factor(rep(c("dog","cat","tree"),c(2,3,4))) > fac1 [1] dog dog cat cat cat tree tree tree tree Levels: cat dog tree > length(fac1) [1] 9 Now I want to get rid of the dogs: > fac1 <- fac1[3:9] > fac1 [1] cat cat cat tree tree tree tree Levels: cat dog tree > How should I remove the dog from the

I am trying to connect a SLES9 server to a share on a Windows 2003 domain. # mount -t cifs //server/share /mnt/share -o credentials=.cifs_creds mount error 13 = Permission denied Refer to the mount.cifs(8) manual page (e.g.man mount.cifs) #cat .cifs_creds username=remoteuser password=remotepass domain=W2K3ADDOMAIN On the domain controller, I see: Successful Network Logon: User Name: