But when we talk about " Preparing to be Wrong," it doesn't mean that we should be pessimistic or bummed out. What it means is that we need to do a better job of stretching our sense of how the future might unfold. We need to consider positive and negative outcomes. Our minds often know more than we think they do. For instance, there's a study that asks people to estimate the average box office haul for movies in the 1990's that featured Angelina Jolie. And they were …
Running: rake assets:precompile
rake aborted !
could not connect to server: Connection refused
Is the server running on host "127.0.0.1" and accepting
TCP / IP connections on port 5432 ?
Tasks: TOP = > environment
( See full trace by running task with --trace )
Precompiling assets failed, enabling runtime asset compilation
Please see this article …
…how to tackle this challenging problem. Attendance is free.
What you can learn by attending:
* Prepare for recovery (prerequisites)
* Preparing your data
* Identifying the structure and state of tables
* Retrieving data
* Restoring from recovered data
…git://github.com/rails/rails.git svn checkout http://dev.rubyonrails.org/svn/rails/trunk Preparing changes git commit (using gitx) nothing or create a manual diff Update from the remote git pull --rebase svn up Resolving conflicts git add then git rebase --continue svn resolve Resolving conflicts without -rebase git add then git commit N/A Yikes! Rolling back git reset -hard svn up -rOLD then apply diff (only if you manually made a diff first) Pushing git push svn commit …
Upgrading & Preparing Your Existing Apps
Geoffrey Grosenbach's3 Screencast - Geoffrey Grosenbach (of fame) has put together a free screencast demonstrating how to migrate a Rails 2.x app to Rails 3.0. A very high quality production.
rails_upgrade Plugin - An official plugin that runs checks on your Rails 2.x application and notifies you of obvious things that need to be changed for Rails 3.0 usage. It's unlikely to …