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Difference between Destroy and Delete
...once. It
generates at least one SQL DELETE query per record (or possibly more,
to enforce your callbacks). If you want to delete many rows quickly,
without concern for their associations or callbacks, use delete_all
instead.
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Error 1046 No database Selected, how to resolve?
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one more note - make sure that the jdbc connection string contains the schema name and that schema is created already.
– Gaurav
Sep 3 at 21:16
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visual studio not remembering open documents & startup project
...ower Tools and could it be futzing with your settings? Basically I have no more ideas, sorry :-)
– Dan F
Jul 16 '11 at 21:06
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How can I change the thickness of my tag
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How to find Unused Amazon EC2 Security groups
...iders security use in EC2, not other services like RDS. You'll need to do more work to include security groups used outside EC2. The good thing is you can't easily (might not even be possible) to delete active security groups if you miss one associated w/another service.
Using the newer AWS CLI t...
What is the size of ActionBar in pixels?
...y SIII returned me wrong value. That is because values-xlarge (somehow) is more preferred than values-land when in landscape mode. Referring to the attribute instead works like a charm.
– Alex Semeniuk
Jan 17 '14 at 10:36
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Converting a list to a set changes element order
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viewWillDisappear: Determine whether view controller is being popped or is showing a sub-view contro
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How do I force a UITextView to scroll to the top every time I change the text?
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