similar to: How to set environment specific config variables DRY-ly

Hi! I''m looking for a good tutorial that explains the main points of performing queries with Rails. I do have AWDWR and have read the section on ''find'' but I''m looking for something that goes into more detail on how to perform queries across tables. Abstracted from my current application, this is an example: * person has_many sites * site has_one room *

I would like to get at all models in a rails application to be able to add a field to every one of them as part of a migration. Something like the following: Appmodels.each { |x| add_column x.table_name.to_s, :foo, :text } I understand I can get the table name using ActiveRecord::Base#table_name, but how do I get all the models into an array that I can use in the above manner? -- Cheers, Hasan

I just installed ruby, lighttpd, and mysql from darwinports on me laptop in lieu of the Apple version of ruby. Now when I fire up my rails application, it''s not running lighttpd anymore -- it''s running webrick. It also exits immediately. MySQL is running, the database and tables are restored from the backup. What step am I missing? Thanks for the help! Cheers, Hasan

Hi all, Is it possible to configure red cloth to escape a block such as: ------------------------------------------------------------------ Hello, _this_ works *beautifull* [code lang="ruby"] def foo bar end [/code] ------------------------------------------------------------------ The text in the [code] block should not be parsed by Red Cloth''s to_html method. I cannot

Easy one: Let''s say I have a table called ''employees'' with a column called salaries, how can I add Employee.salaries_total to the model? Thanks! -- Posted via http://www.ruby-forum.com/.

Hello list, I''m trying to start my Rails server after doing a long complex switch from Postgres to MySQL, and I''m getting the following error: => Booting WEBrick... /usr/lib/ruby/gems/1.8/gems/activesupport-1.2.5/lib/active_support/dependencies.rb:200:in `const_missing'': uninitialized constant ApplicationController (NameError) from

Hey, Does anybody know of a good Geocode library for Ruby, similar to Perl''s Geocode::Postal, that i could use in my rail app? I need to do some "within 5 miles" calculations of zipcodes and i dont have a nice ruby (or gem) utility to do it. any help would be appreciated. thanks adam _______________________________________________ Rails mailing list

Hello, I have been trying for some time to get a file to upload using the file_column plugin. My code is here: http://pastie.caboo.se/7304 But my code is not the issue. I cannot even pass the unit test that come with the file_column plugin. If I run ruby file_column_test.rb i get: 1) Error: test_store_dir_callback(FileColumnTest): TypeError: can''t convert Fixnum into String

i''m still pretty new to rails, and while i''ve been able to hack my way into having it do what i want so far, i''m not happy with the way my code looks. on top of that, i''m sure that what i''m doing prlly isn''t the most efficient either. one of my biggest problems is probably to do with using relationships and forms together. i''ve

Hi all, Is there no way to easily resolve this. It can''t be that I''m the first that wants this, and it wouldn''t be RoR if it''s not possible. On the mysql prompt with the select description from todos .. linefeeds are show, so they are there. This is the actual contents with a linefeed after the ":" "Project contacts: delete table, point

I''d like to implement the search capabilities of Ferret and am looking for sample code to see how it''s done. I''m thinking my controller creates the index when "Search" is clicked and a partial is rendered. What is this partial supposed to look like? Is it built in to rails/Ferret? Thanks for the help! Cheers, Hasan Diwan <hasan.diwan@gmail.com>

I have to tables: "articles" and "groups". Between I have article_groups as a jointable. Now I want to select every article who is a member of group with id ''1'' and id ''2''. Whats best way to get that? Extract from schemas: CREATE TABLE articles ( id int auto_increment, ingress text NOT NULL, story_text longtext, constraint fk_items_users

Any idea what this means? I have done many google searches and got nothing? Any help is greatly appreciated. -- Posted via http://www.ruby-forum.com/.

Using the paginator helper, is there a way to determine what page an item in the collection is on? Thanks in advance for your help!

I have the date saved in a database in the following format ''20060102170020''. How do I go about converting the date in the format of January, 01, 1901? I searched all over and found something similiar using ''to_formatted_s''. However I only found support for converting month to a three letter format (e.g. ''Jan''). Is there an eaiser way?

Hi guys, My site ( http://shunya.in ) recently started receiving some spam and I had ignored the issue till it became a problem, and I guess it is becoming a problem now. I looked around on suggested ways to address the problem and found two systems - CAPTCH and Akismet. I consider both of them in this email along with the reasons why I am debating using neither of them. Then I ask for your

Hello here, I need to find an idea to solve a problem I manage Events which are of kind :arrival or :departure At first the two kind of events was unrelated but my client want to see the :departure belonging to the :arrival and vice versa. I''m searching for a solution to implement this ''link''. I''ve thought about an integer column containing an uniq id for

Hi all, Is there a way to create pagination with a complex SQL, more complex than the :conditions option will support? I have two databases, houses and images. Houses has_many images, and each Image belongs_to house. I''m creating a search engine for the house records and I''d like to be able to filter out all the houses without any associated images. So far I''m

I have an application that creates quite a few threads. I keep getting the "mysql too many connections" error. ActiveRecord does not close the connection once a thread had died out. To make things worse mysql has a wait_timeout variable that would basically kill off these connections for me, but there is a bug and I can not change the value of it. I have tried at least 10 different

[answers inline] On 18 August 2017 at 20:08, Dagmar <Ramgad82 at gmx.net> wrote: > > myframe<- data.frame (ID=c("Ernie", "Ernie","Ernie","Ernie"), > Timestamp=c("24.09.2012 08:00", "24.09.2012 09:00", "24.09.2012 10:00", > "25.09.2012 10:00"),