similar to: newbie problem with FIND

When I use find_by_name method I get LIMIT 1 result. > SELECT "users".* FROM "users" WHERE "users"."age" = 25 LIMIT 1 But the "age" column is not unique in my table and its value may repeat. So I expect that an array of records where "age" is 25 will be returned. But AR limits the query by 1. How to avoid it? Or is it the default

Hi, I can' t load a variable tcltk declared with tclVar, why is this?, the exmple above explain me ,Thanks Ruben a<-tclVar(init="") > f<-function(){ + a<<-"pipo" + } > f() > a [1] "pipo" > tclvalue(a) Error in structure(.External("dotTcl", ..., PACKAGE = "tcltk"), class = "tclObj") : [tcl] can't

Hi there, I''ve just installed login_engine and user_engine from the repositories, followed the setup procedures as documented in: vendor/plugins/user_engine/README But I''m getting the following failure: vince@vaio:~/Projects/Booking$ rake bootstrap (in /home/vince/Projects/Booking) rake aborted! undefined method `edit'' for class `UserController''

This question likely has a 1 line answer, I'm just not seeing it. (2, 3, or 10 lines is fine too.) For a vector I can do group <- match(x, unqiue(x)) to get a vector that labels each element of x. What is an equivalent if x is a data frame? The result does not have to be fast: the data set will have < 100 elements. Since this is inside the survival package, and that package is on

hi! how can i add all the values from one tables field? i mean, i have a table with the entries of a booking (amount), and at the end, i want to have the total. i tried with different loops making a method in the model, but nothing. im doing something wrong, but i dont know what. please could somebody help me? ty!! -- Posted via http://www.ruby-forum.com/.

I''m trying to understand how to select only certain rows in my database using RoR. As a test I try to find certain clients by adding this code in my list view... <% clientlist = Client.find_by_client_status_id(1) %> <% if clientlist %> <= This prevents me from getting nil errors. <% for client in clientlist %> <= This seems to try and call

I have a working Rails app with several related tables, but can''t find an answer to this question in the Dave Thomas Rails book. Imagine for example: table departments with columns: id, department_name table employees with columns: id, department_id, employee_name and of course the employees table has a constraint foreign key (department_id) references departments(id) So this is

hi! im learning how to work with sessions. i made a prretty simple login system, but i havent found a good tutorial to make a login system with permissions (admin can delete,edit,etc) other users only read, edit, etc do u know where can i find some info/tutorial about that? ty!! -- Posted via http://www.ruby-forum.com/.

-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 On Tue, 10 Jun 2014, Reindl Harald wrote: > Am 10.06.2014 15:17, schrieb Steffen Kaiser: >> On Tue, 10 Jun 2014, Charles Marcus wrote: >>> On 6/9/2014 5:44 PM, Ralf Hildebrandt <r at sys4.de> wrote: >>>> That's probably the problem here. The user had LOTS of (duplicate!) >>>> mails in his inbox.

Hello, I upgraded my application from Rails 2 to Rails 3 and ran into a problem. In rails 2 I could use the english name of the record to find it like: Page.find_by_name("Welcome") even though the user chose German as the language (which of course showed the German welcome page. Eversince I switched to Rails 3 (default_locale still :en) I can''t find anything by giving the

Hi, I have a dataset which has both numeric and character values with dupllicates. For example: 155 A 138 A 138 B 126 C 126 D 123 A 103 A 103 B 143 D 111 C 111 D 156 C How can I count the number of unqiue entries without counting duplicate entries. Also can I extract the list in a object. What I mean is Col1 unique count = 8 Unique Elements are :

I have used foreach() for parallel computing but in the current problem, it is not working. Given the volume and type of the data involved in the analysis, I will try to give below the complete code without reproducible example. In short, each R environment will draw a set of separate files, perform the analysis and dump in separate folders. splist <- c("juoc", "juos",

Hi I am having issues with getting my pretty urls to work. routes.rb: map.connect '':user'' , :controller => ''front'' , :action => ''list'' , :filter => ''user'' front_controller.rb: def list @advert_pages, @adverts = paginate :adverts, :per_page => 10 @user =

Hi Community.... I''m new in this game, so this might be a easy question, but I have done my google, without result, so I will try this.... I''m learning ROR, and I''m using Patrick Lens ''Ruby on Rails'' book. (This is written for ror 1.x - and I''m using NetBeans 6.1 - ror 2.x - this might be the problem...) But... I have made this

I'm trying to use tapply to output means and SD or SE for my data but seem to be limited by how many times I can subset it. Here's a snippet of my data > stems353[1:10,] Time DataSource Plot Elevation Aspect Slope Type Species SizeClass Stems 1 Modern Cameron 70F221 1730 ESE 20 Conifer ABCO Class1 3 2 Modern Cameron 70F221 1730

Hi I am new to ruby and trying to obtain the user name in the login index.rhtml where I could display "You have logged in [user name]" How could I do this? I have been trying different options after reading the ruby manual but still throw an error. please help -- Posted via http://www.ruby-forum.com/.

Hello there, I''m wondering how do they create functions on the fly? find_by_any_column_name ?? I want to do something similar with my models, but I don''t really know how to do it? user_current_nickname user_current_id user_current_role etc.? Regards, Jamal -- Posted via http://www.ruby-forum.com/. --~--~---------~--~----~------------~-------~--~----~ You received this

Hello all I am wondering how rails handles case sensitivity in databases. If I do a Person.find_all_by_name("tim") in mysql I would expect to get tim, TIm, and Tim. Do I only get tim in postgres? How do other people deal with this? Do you resort to find_by_sql for all your postgres queries to get case insensitive results?

> -----Original Message----- > From: Greg Panula [mailto:greg.panula@dolaninformation.com] > Sent: 12 May 2003 11:10 > To: Matthew Braithwaite > Cc: stable@freebsd.org > Subject: Re: iHEADS UP: ipsec packet filtering change > > You don't really need the gif tunnels for ipsec. Gif is more geared > towards ipv4 <=> ipv6 type tunnels. A few of ipsec

Hi, Let''s say I have an ActiveRecord::Base class and I want to be able to call a method on an Array of these items. For instance, perhaps there''s a class called Country and another called business, and I''d like to be able to do something like great_white_north = Country.find_by_name(''Canada'') canuck_enterprises = great_white_north.businesses