similar to: Doubts on validation

I have a form with some text_field and some drop down lists. <input id="student_fname" name="student[fname]" size="20" value="" type="text"> <input id="student_mname" name="student[mname]" size="20" value="" type="text"> <input id="student_lname"

I am sure some of you can give me an insight into this. This is more towards the database design for the scenario below: Say for example, I have a person table and this person can have different address types. One could be Home and the other could be say Office. Should be model this Table people id fname lname Table addresses id person_id addr1 addr2 .... or Table people id fname lname

Some days back there was a mention about an open source image editor that people uses for application layout designing. I have forgotten about the name of that software. Can someone send me the link? Silvy Mathews

Hi all. I am wrting a small content management tool for my company and was trying to display some images from our file store shown below. <td> <img src="\\xx.xx.xxx.xx\xx\xx\xxx\abc.gif"/> The app was displaying the image when it is under the \public\images directory. Is there anything special we need to do to get a file from outside the root of the application? Any help

Hi, I am working on a table with name "addresses". However when I do a ruby script/generate scaffold Address, I am not able to access http://localhost:3000/addresses. I am getting the following error. uninitialized constant Addres This error occured while loading the following files: addres.rb How do I resolve this issue. Thanks Silvy MAthews

Can someone guide me the best possible way to read a PDF form fields. I have seen some references to the PDFWriter but not the reader. Any help appreciated. Thanks Silvy Mathews -------------- next part -------------- An HTML attachment was scrubbed... URL: http://wrath.rubyonrails.org/pipermail/rails/attachments/20060104/641bd399/attachment.html

What''s the difference between these two? Objective: Trying to display the addresses of the students that has "has_many" relations with addresses <td><% @student.addresses.each {|address| "Address: #{address.addr1}<br/>"} %> </td> ****** did not work <% end %> This code worked: <td><% @student.addresses.each do |address|%>

No I have tried that. It gives me just this output # -----Original Message----- From: rails-bounces@lists.rubyonrails.org [mailto:rails-bounces@lists.rubyonrails.org] On Behalf Of Pat Maddox Sent: Friday, January 27, 2006 2:48 PM To: rails@lists.rubyonrails.org Subject: Re: [Rails] Trying to understand the difference between similariterators Well first of all, when you''re iterating

Hi All, I need your suggestions for the following. I am still learning RoR and pardon my ignorance. I have say two tables. Table A : students Table B : addresses Table B has student_id as the foreign key to Table A If I am displaying the list of students and wanted to get individual students addresses based on their id, is the only option is to get the id from students controller method list

A while back, I had some doubts on the use of associations. I still haven''t got a satisfactory guidance so that I can spring ahead with the project. I am trying to understand from a ruby point of view on doing things. Basically I have a controller that gives me a list of students. And each student may have say home address and mailing address. Hence I can model as shown below. How do I

I have just started using RoR and am creating some select boxes on my form with the following code: <%= select_tag(options_from_collection_for_select(Owner.all, :id, :fname)) %> My problem is that it does NOT return the first record from the table, but just the second and succeeding records. Does anyone have any ideas on how I can get the first record included in the select box? Thanks.

Well, I''ve researched the books and the web to no avail (I tried the search here too but kept getting page not found.I''m doing what the examples say to do but I cannot get this work. The form allows entry of characters beyond the maxsize which causes the app to abend giving me the browser page showing a trace with the following info preceding the trace: Mysql::Error:

Hi, I am sorry for maybe stupid question. I am new in rails. I am trying to create very simple weblog systeme. I know threre are plenty of them, but It''s good to study. I create following rule in models/post.rb validates_length_of :header, :in => 3..50, :allow_nil => false, :message => "At least 3 characters" It''s working fine with default scaffolt add

Hi, I am using the JitterBuffer. Since there is not so much documentation I think I dont use it in a correct way. All the packets are recieved (I control the sequence numbers) but the JitterBuffer often tells me he has no packet. I am using it in the following way: I am not sure if I use the ticks correctly but I think it can be set to 20(msec). It is set as a Member in my class and i

Hi guys, I''ve got a problem here which i need help from the pro''s in this mailing list I have a legacy app where the User table has a custom structure where "User_id" (username) is the primary key as well as the username used to log in User.rb (model) class User < ActiveRecord::Base set_table_name "cmf901" set_primary_key "user_id" end

I had a situation where I wanted to use a <%= %> (scriptlet) in my text_field call to set the "disabled" attribute on the text field, like so: <%= text_field(:current_job, ''removeLinkPos'', :value => '''', :id => ''offset'', :maxlength => 2, :disabled => <%= sometest ? ''true'' :

I need to add a blank or dashed field to the options_from_collection_for_select helper but can''t seem to get it to work. Tried this, but with no effect: <%= options_from_collection_for_select @airlines, ''id'', ''name''], {:include_blank=>true} %> Anyone know how to do this? Thanks, -S -- Posted via http://www.ruby-forum.com/.

Hi, I was wondering is there any editor that can do autocompletion as shown in the tutorials on the RoR website in the windows or linux environment. If not do any one has sharable macros that comes with textpad or any other editors. Silvy Mathews

in my controller @cursos = Curso.find_all in my view i''m trying to do a select_tag with the results @cursos, using a helper select_tag "name" options_for_select(@cursos) --------> not works select_tag "name" @cursos --------> not works how to do it, using the helper? tks -- Posted via http://www.ruby-forum.com/.

Thanks for your reply Jean-Marc! this was what I had before. But I decided to restructure it since the thread that plays the sound is a callback from the sound hardware, more or less an interrupt handler. For me it seems more reasonable to waste some memory for to save the decompressed Packet. While I write this I begin to think that it is possible I decompress Packets that are never used