Chris Roby croby
croby
/ gist:4533461
Last active
December 11, 2015 02:49
Changing a non-primary-key column to a Rails-standard `id` primary key column, and back down again
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| def up | |
| rename_column :table_name, :old_id_col, :id | |
| change_column :table_name, :id, :primary_key | |
| end | |
| def down | |
| rename_column :table_name, :id, :old_id_col | |
| change_column :table_name, :old_id_col, :integer, :null => true | |
| remove_column :table_name, :id | |
| end |
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| worker_processes 1; | |
| events { | |
| worker_connections 1024; | |
| } | |
| http { | |
| server { | |
| listen 443; | |
| server_name localhost; |
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| # hide and show finder desktop | |
| alias hidedesktop='defaults write com.apple.finder CreateDesktop -bool false && killall Finder' | |
| alias showdesktop='defaults write com.apple.finder CreateDesktop -bool true && killall Finder' |