Ruby / Ruby on Rails Forum

I've used the following tutorials to help be get a better understanding of Ruby On Rails or ROR. Installing Ruby on Rails - Fedora / Lighthttpd Tutorial & Setup for Ruby on Rails Rolling with Ruby on Rails Rolling with Ruby on Rails - Part II Learn to Program with Ruby - by Chris Pine Programming Ruby - Pragmatic Programmer's Guide Ruby...

Hi! I have just added login feature to my rails application by following the instructions from "Agile Web Development with Rails" but now I am getting strange error (looks to me like some kind of routing problem) under the passenger/apache. It is working fine under webrick. The error is: 500 Internal Server Error The server encountered...

Hello, For my ruby on rails application,i need to delete all the temporary files created in /tmp folder.If those files increases, at some point in time, my application stops working unless i delete all session files manually.Is there any way, so that i can keep on deleting those files from the folder automatically or somehow.Please help if...

Hello All, How do I display ASCII values from A..Z? I tried the following but get some compiler error: def DisplayAscii() for index in 'A'..'Z' do puts ?index end end

I am designing a form (in windows) and I wish to import the names of checkboxes from a database. Can please someone help me out with this?

Hi Guys, I have tried out several ways to connect to my MYSQL database thru Ruby on my windows machine. I have used ruby-mysql, mysql-ruby, ruby DBI....but havent been lucky so far, is there any installer kind of a thing to do this stuff! ""I get the following error - mswin32-ruby16.dll was not found"" Can anybody guide me...

Hi All, Is there anyway i can call windows Batch file from ruby program. I tried the following line, it failed : cmd.exe /c C:\Documents and Settings\user\Desktop\RUN.bat Suggest me if you have an answer for this. Cheers

Hi Coders, I have to redirect from my server to the different server page by simulating the POST method submit from the Controller file, I tried using post_via_redirect, but could not succeed... though redirect_to just redirects to given URL, I need to pass parameters using POST. Configurations: Rails 1.2.3, ruby 1.8.6 (2007-03-13...

I am using ruby on rails. Hence through my controller I am fetching the list of data(query strings saved in the database) on the basis of some condition. Now I need to execute these queries. Do any one know how to do this?

This is my form: =========================== <% form_tag :action => 'update', :id => @book.id, :title => @book.title, :price => @book.price, :description => @book.description %> <%= render :partial => 'form' %> <%= submit_tag 'Edit' %> <% end %> ===========================

Hi, I am trying to install watir (ruby gem). But I am getting the following error: ERROR: While executing gem ... (RuntimeError) Error instaling watir: watir requires win32-process >= 0.5.5 Please help me to install the watir.

I have written ftp code which will download a single file from the Server using the below code: require 'rubygems' require 'net/ftp' require 'fileutils' URL = 'IP address' username = 'test' passwd = "test"

I have the following code, it is sending text message. I want to attach a file. How to do that? require 'net/smtp' # plain mail smtpclient = Net::SMTP::new( '192.168.1.1' ) # create new object to send mail the_email="From: ruby_using_smtp@webdevel.co.in\nTo:xxxx@bksys.co.in\nSubject:Birthday \n\n"+"This is for demo" #Frame a mail...

Hi, I want to access the gmail account through net/pop library and I try this example : Class: Net::POP3 However,I have a timeout error such that: c:/ruby/lib/ruby/1.8/timeout.rb:54:in `rbuf_fill': execution expired (Timeout::E rror) from c:/ruby/lib/ruby/1.8/timeout.rb:56:in `timeout'

any idea which is the best ??

can ruby access, existing MySQL databases to modify (add information, search or running queries) if yes please let me know

Not sure if I should post it under Ajax or RoR - I am building an RoR application and used link_to_remote or remote_function to return a form in a span/div . It works well in FF but not in IE. Whenever there is "<form> tag" in the text returned it screws. Any suggestions?

In the wxruby samples there is a file called dialogs.rb. When setting up the menu on the windows a bunch of lines of the form file_menu_append (DIALOGS_CHOOSE_COLOR, "&Choose colour") exist. What does the ampersand inside the string do? Ann

I'm relatively new to Ruby and I'm totally confused as to what the best/easiest setup is. What I want to do is write GUI programs and in particular convert a RealBasic program (that I wrote) that accesses and manipulates MySql databases. I'm a Windows Vista user. Coming from RealBasic everything was contained in the one program so there wasn't...

I am having problems raising a matrix to a negative power. I am relatively new to Ruby, so please forgive me if I have missed something obvious. The software I am using is basically a GIS-type that allows ruby coded interrogation/assignment of its input. It has a class called OtMatrix that seems to be preventing me from applying a negative...

Hi trying to install rails, but get this error... C:\ruby>gem install rails --include-dependencies ERROR: While executing gem ... (Errno::EACCES) Permission denied - c:/ruby/bin/rails Can anyone help? OS is Vista.

dears since I'm new to ruby I try to create a form within ruby on rails. this is my controller require "player" class SpelersController < ApplicationController def index @speler = Speler.find(:all, :order => 'RAND()') end

Hi All, I have stored contents of a table as a variable as shown below: partner_table = get_table("//table.1.1") Now i need to write the contents of "partner_table" into a TEXT file. There is should be some way, does it require file.open command!! Hoping to hear from you soon. Cheers

I'm a Ruby n00b trying to write a simple app, and I've been trying to find a way to do this for a while, but can't seem to find anything. Here is essentially what I want to do: if array contains 1,2,3 or 4,5,6 then execute this code But the array may have many more numbers in it than that, and they won't be in the same order. All...

Hello, I am referring the link below for creating the ruby reports.For creation of report_table, query is used for selecting only particular table.If i query the report_table, am getting error as "undefined method slice! for Hash". Ex: 1. Author.report_table(:all, :only => ) If i use like this.I am getting error. 2....

Hello everyone, My problem is, i am uploading a zipped file and extracting the contents and saving in a directory.How can i check whether the uploading zipped file contains only .swf files inside, before or after extraction.Please help how can i do this? Its urgent. Thanks, amulyab