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How do you write a migration to rename an ActiveRecord model and its table in Rails?
...had to go and rename the model declaration file manually.
Edit:
In Rails 3.1 & 4, ActiveRecord::Migration::CommandRecorder knows how to reverse rename_table migrations, so you can do this:
class RenameOldTableToNewTable < ActiveRecord::Migration
def change
rename_table :old_table_nam...
Different results with Java's digest versus external utilities
...ndows 7 Professional with SP1 . I have tried Java 6.0.29 and Java 7.0.03 . Can someone tell me why I am getting different hash values from Java versus (many!) external utilities and/or websites? Everything external matches with each other, only Java is returning different results.
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Proper use of the HsOpenSSL API to implement a TLS Server
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Geoff ReedyGeoff Reedy
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What is the difference between Caching and Memoization?
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smci
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answered Jun 24 '11 at 14:46
SLaksSLaks
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What does each of the [y,n,q,a,d,/,K,j,J,g,e,?] stand for in context of git -p
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337
The -p mode means patch, the help for which is hard-ish to find, but if you check git add --he...
How to escape quote marks in Exec Command in MSBuild
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193
Use &quot; to encode the double quotes that you want net to see inside the Command attribute...
Why does Unicorn need to be deployed together with Nginx?
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Pete - MSFT
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answered Jan 5 '12 at 9:07
PratikPratik
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Are class names in CSS selectors case sensitive?
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edited Feb 3 '18 at 20:45
chharvey
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Resize image to full width and fixed height with Picasso
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answered Dec 29 '13 at 10:22
Jake WhartonJake Wharton
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Putting an if-elif-else statement on one line?
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Tim PietzckerTim Pietzcker
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