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Maven: how to do parallel builds?
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Aggregate function in an SQL update query?
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Django ManyToMany filter()
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Looking for files NOT owned by someone
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What is the appropriate HTTP status code response for a general unsuccessful request (not an error)?
... able to accept the request. But now it is refusing to fulling the request based on new information available which is - account does not have sufficient balance.
I would suggest we should use 403 with appropriate error message in those scenarios.
Other possible error code could be 409 conflict. ...
Why are ToLookup and GroupBy different?
...What happens when you call ToLookup on an object representing a remote database table with a billion rows in it?
The billion rows are sent over the wire, and you build the lookup table locally.
What happens when you call GroupBy on such an object?
A query object is built; end of story.
When that...
Difference between double and single curly brace in angular JS?
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Does Notepad++ show all hidden characters?
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Git submodule inside of a submodule (nested submodules)
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Ruby on Rails Callback, what is difference between :before_save and :before_create?
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In a create operation under Rails, there are six callbacks before the database operation, and two after. In order, these are:
before_validation
before_validation_on_create
after_validation
after_validation_on_create
before_save
before_create
DATABASE INSERT
after_create
after_save
Update operat...