kagemusha

If running rails ... commands on OSX you get:

SSL_connect returned=1 errno=0 state=SSLv3 read server certificate B: certificate verify failed

Then:

1. Install cert
sudo port install curl-ca-bundle

2. When running rails command, do

kagemusha

Tested: PhoneGap 1.2, XCode 4.2

If you are trying to connect to an external server from your 
appYou must add the host (e.g. github.com) to your 
PhoneGap.plist file.

In XCode:
1) Find PhoneGap.plist:  should be in dir <your_app>/Supporting Files
2) Find or create the ExternalHosts prop
3) The ExternalHosts prop should be an array.  Add an item an input your 

kagemusha

Tested on: Rails 3.1.3,  jquery-rails (1.0.18), jquery-ui-1.8.16
Ref:  http://jqueryui.com/demos/autocomplete/


Steps:
1. Create form with text field to be autocompleted
2. Hook up autocomplete
3. Write an autocomplete function in your Rails controller to return data
4. Create a rails route

kagemusha

Tested on: pg (0.11.0) OS X Snow Leopaard
export PATH=/opt/local/lib/postgresql84/bin:${PATH}
env ARCHFLAGS="-arch x86_64" gem install pg


where postgresql84 is install dir

kagemusha

Tested on: Rails 3.1.x, Heroku Cedar stack

1. Generate/develop local Rails app, add mongoid gem, bundle install etc.
2. Git the App
3. Generate Heroku Cedar App:  
         heroku create --stack cedar 
4. Rename app
   heroku rename <newname>
5. Install heroku mongoHQ or mongolab:
   heroku addons:add mongohq:free

kagemusha

Ref http://devcenter.heroku.com/articles/custom-domains

Heroku Setup
1. Install Custom Domain Plugin for your app
heroku addons:add custom_domains
2. Add domain names
heroku domains:add www.example.com

GoDaddy Setup
1. Go to your domain under your account

kagemusha

(courtesy OpenGotham)

Setting up a local git clone of project
git clone git@github.com:<project>.git

Branching Workflow
All work is done in topic branches. Generally a topic branch maps directly to a feature requests.

Before a developer begins to work on code they should :
git co -b wip_short_desc_of_intended_wk

kagemusha

Tested on: Rails 3.1

If have error:

ActionDispatch::Session::SessionRestoreError (Session contains objects whose class definition isn't available.
Remember to require the classes for all objects kept in the session.

can fix by changing a char in secret token in initializers/secret_token.rb

    MyApp::Application.config.secret_token

kagemusha

Tested on: Rails 3.1, Mongoid 2.0.1, pg 0.12.0 gem

Migrate from Mongo to PG
1. remove mongoid gem
2. add pg gem
3. in application.rb re-add ActiveRecord
4. for all models
- inherit from ActiveRecord::Base
- get rid of Mongoid:Document line
- make migrations and put fields there

kagemusha

Tested on: Rails 3.1

In this example, you want to return as json a group of Items and the name of the Company which makes them.

Models are as follows:

  class Company  < ActiveRecord::Base
    has_many :items

  class Item  < ActiveRecord::Base