It’s easy enough to set up a staging environment on Heroku and have the environment use your staging.rb at runtime by setting the RACK_ENV variable to “staging”. Currently there is a problem if you need anything from your staging.rb whilst the slug is being compiled. I ran into this when I specified an asset host. […]
If you’re hosting your app on Heroku (possibly even if you aren’t) it is a good idea to create a staging environment also. Heroku has docs on this but the short version for a new app is: heroku create staging-app-name –stack cedar –remote staging(if the app is already on Heroku, just add the remote: git […]
Using the guard gem to run tests etc in your Rails app normally requires some form of file system monitoring. The monitoring will be OS dependant and rb-fsevent is the gem for OSX. This can be added to the Gemfile conditionally with: gem ‘rb-fsevent’, :require => false if RUBY_PLATFORM =~ /darwin/i Unfortunately when you next […]
https://github.com/ddollar/heroku-accounts is a plugin for Heroku to allow you to use multiple accounts, e.g. work and personal. To install: heroku plugins:install git://github.com/ddollar/heroku-accounts.git Then set up each account: heroku accounts:add personal –auto heroku accounts:add work –auto Set your default: heroku accounts:default personal Then to switch account for an app: heroku accounts:set work
Create the app If not installed, install PostgreSQL rails new app_name -T -d=postgresql cd app_name/ rvm –create –rvmrc 1.9.2@app_name rvm rvmrc trust Edit .Gemfile bundle install createuser -P -S -R -d app_name (no to ‘Superuser’ and ‘Create roles’, yes to ‘Create databases’) rake db:create Create procfile in app root. foreman start and check http://0.0.0.0:5000/ Push […]
The default database for Heroku is PostgreSQL and, while you could use SQLite for development and Postgres for production, there are some inconsistencies between the two. Ideally you would use the same version of the database server but currently Heroku uses version 9 for dedicated databases and 8.3 for shared databases and seem to […]
Overview HTML5 provides some great functionality but also, potentially, some headaches. HTML5 Boilerplate is a template which aims to solve the various cross-browser differences. There is a gem to use HTML5 Boilerplate in a rails app which uses Compass to build the CSS. Using Compass on Heroku requires a small workaround as Heroku limits where […]