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How to filter None's out of List[Option]?
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163
If you want to get rid of the options at the same time, you can use flatten:
scala> someLi...
TemplateDoesNotExist - Django Error
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answered Jan 31 '14 at 14:27
Scott WoodallScott Woodall
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Alter column, add default constraint
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351
Try this
alter table TableName
add constraint df_ConstraintNAme
default getutcdate() for [D...
Reloading the page gives wrong GET request with AngularJS HTML5 mode
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edited Mar 7 '16 at 16:16
Shashank Agrawal
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What's the difference between TRUNCATE and DELETE in SQL
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What's the difference between deque and list STL containers?
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edited Jun 20 at 9:12
Community♦
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answered Sep 16 '09 at 23:34
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How to remove an item for a OR'd enum?
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edited Aug 9 '16 at 20:53
David Sherret
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Change a column type from Date to DateTime during ROR migration
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510
First in your terminal:
rails g migration change_date_format_in_my_table
Then in your migrat...
Why switch is faster than if
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Because there are special bytecodes that allow efficient switch statement evaluation when ther...