similar to: Mysql Error RELEASE SAVEPOINT active_record_1

Hi, I''m switching the database of a rails 3 app I have developed from postgres to mysql so that I can avail of amazon''s rds. Before I make the change I have been running my test code using mysql on my dev machine with the mysql2 adaptor . My test code is throwing up some errors that I haven''t quite been able to get to the bottom of yet. Basically I have a model that is

hello can anybody help me with this bug, (this sometimes occur sometimes passes) 1) ActiveRecord::StatementInvalid in ''MailReader on Simple Tasks should not accept duplicate email'' Mysql::Error: MySQL server has gone away: ROLLBACK TO SAVEPOINT active_record_1 /home/poldz/.gem/ruby/1.8/gems/activerecord-2.3.5/lib/active_record/connection_adapters/abstract_adapter.rb:219:in

Hi Champs, Need Help .. :( Actually the thing is that i am having many controllers a, b, c and d.. But what i want it that only "a" should be displayed to the users .. b, c, d not .. Is there any way to do it .. ? Cheers .. -- Posted via http://www.ruby-forum.com/.

Rails 2.3.5 I am working on a nested form that assigns roles to users through a table called clearances. I have attr_acessable turned off globally in an initializer: ActiveRecord::Base.send(:attr_accessible, nil) I have this set in clearance.rb attr_accessible(:description, :effective_from, :role_id, :superceded_after, :user_id) And this is what params looks like after the

Hello! I experienced problems with testing transactions which are supposed to be rolled back, but are not, because of transactional fixtures eliminating the inner transaction. Can this be worked around somehow without turning off transactional fixtures? Maybe savepoints can help this? Does anyone have any experience with savepoints to achieve nested transaction functionality? Both Postgres

Hello all, Actually i am having a small problem.. googled it but did''nt find any clue.. So what i want to do is that i want to insert ruby variable in css style property.. as like .. <div class="abc" style="left: <%= @var * 6 %> px;"> But this is not working.. I am doing it because i want to keep the left property dynamic .. :) Is there any possible way to

Hi All, I had a bug in one project, that data get duplicated in the DB due to multiple instances of the application (multiple thins) are accessing the DB at the same time .. The typical mistake. Problem fixed. I just need to write a test code that covers the fixed bug. I need to simulate the concurrent requests that can result in the original bug. I thought of many ideas and decided to go with

Hello, I''m having trouble with transactions with rails 3.0.3 and mysql 5. I''d like to import data etl-batch-style: class Job < ActiveRecord::Base # ... def perform_etl connection.transaction do extract # some connection.execute / job.update_attribute stuff transform # some connection.execute / job.update_attribute stuff end end #... end

Hello All, I guess you guys can light me up better than google. I am getting a pop-up when i introduced full_calendar functionality in my app. The pop-up message is:- CalendarDateSelect Error: Prototype could not be found. Please make sure that your application''s layout includes prototype.js (.g. <%= javascript_include_tag :defaults %>) *before* it includes calendar_date_select.js

Recently I''ve found out some mentions to the "--sandbox" parameter to the "rails console" command. And I found the idea interesting, but since I''m using Sequel instead of ActiveRecord I guessed this wouldn''t work for me. But after talking about this subject in the Sequel mailing list, Jeremy Evans has brought to my attention that there are some

My specs work fine with this in my Gemfile.lock: grep rspec Gemfile.lock rspec (2.11.0) rspec-core (~> 2.11.0) rspec-expectations (~> 2.11.0) rspec-mocks (~> 2.11.0) rspec-core (2.11.0) rspec-expectations (2.11.1) rspec-mocks (2.11.1) rspec-rails (2.11.0) rspec (~> 2.11.0) rspec-rails (~> 2.11) After "bundle update

Hi, I''m absolutely new to centralized server management, sorry sorry in advance for any stupid remarks. Looking on the puppet documentation, I mainly find a lot of info about how to manage the config files, but nothing about centralized control. So I''m wandering if I''m looking a the right software package for my needs. I want to be able to do the following from a

I lost my "connection lost" error.. but now I''ve got a "Mysql::Error: MySQL server has gone away" error.. It comes from: /usr/lib/ruby/gems/1.8/gems/activerecord-1.15.6/lib/active_record/connection_adapters/abstract_adapter.rb:128:in ''log''. I''m not sure if Rails / BackgroundRb uses it .. but i''ve got the mysql (2.7) gem

Hello all, Has anyone tried to create an R mlogit model object from a text file? If yes, what would be the best way to do it? I already have models that have been estimated using other software and would like to use R to help me make predictions for new data. Thank you! Bhargava Sana [[alternative HTML version deleted]]

Hi friends - a javascript question.... Does the prototype object add some way for a class to find out the variable name of its instance variable? Or does javascript have some built in way to do this? This is confusing to describe - but if I define a variable as some object: var myVariable= new Widget(''fdfa''); can some built-in method inside the Widget class be

When I click an InPlaceEditor field in Firefox 1.0.7, the page scrolls up to the top. That''s disconcerting, and often ends up with the editable field out of the viewable pane. I can duplicate this on both Mac and PC. Is there a way to prevent this? Even the demo at http://wiki.script.aculo.us/scriptaculous/show/Ajax.InPlaceEditor does this. Jay Levitt

This might be a little late but I was engaged in my university examinations. Moreover, I have an exam even today so apologies for the delay. Also, I had to change my project from weighting schemes to improve to improve estimated total number of results as weighting schemes was demanding a lot of time going through it. I would really appreciate if you could review my proposal asap.

No..i am not a full time rails developer...i code in pl/sql for paying my bills...and i am just working on a pet project...so i had some trouble in doing..what i specify in the subject.....now somehow i solved this problem...so those interested can look at the code at: http://hemant.wordpress.com/2006/04/25/file_column-and-how-the-fuck-it-handles-multiple-files/ I write this mail and

How many of you have tried out the KBS CentOS Fedora Extras rebuilds? In my case i enabled his misc and extras repo on a test machine and - it proceeded to install apt that nuked the dag and centos list files. - It also installed a very new version of wine, wine-devel and wine-tools that broke my wine apps. the centOS rpms from winehq work like champs. The winetools 0.9.3 rpm as linked from

Greetings, I am Hemant Kumar Singh, a computer science undergrad studying in NIT Warangal, India. I am interested to work on the project "Weighting Schemes" under the guidance of Olly Bets and Gaurav Arora; this project requires basic(or better) C++ knowledge and I've done 2 years of basic C++ in my high school. Moreover, this is my 2nd semester pursuing a computer science major in