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Difference between database and schema
What's the difference between a Database and a Schema in SQL Server? Both are the containers of tables and data.
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Removing a model in rails (reverse of “rails g model Title…”)
...roy model <model_name>
When you generate a model, it creates a database migration. If you run 'destroy' on that model, it will delete the migration file, but not the database table. So before run
bundle exec rake db:rollback
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How to check for Is not Null And Is not Empty string in SQL server?
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Delete last commit in bitbucket
...s after the one you deleted, those commits will be invalid since they were based on a now non-existent commit).
Said that, what you can do is revert the commit. This procedure is done differently (different commands) depending on the CVS you're using:
On git:
git revert <commit>
On mercur...
Java unchecked: unchecked generic array creation for varargs parameter
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How does Activity.finish() work in Android?
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What's the difference between CENTER_INSIDE and FIT_CENTER scale types?
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Simulate first call fails, second call succeeds
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How to open a web server port on EC2 instance
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How do I create directory if it doesn't exist to create a file?
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