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How do you rebase the current branch's changes on top of changes being merged in?
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edited May 23 '17 at 12:03
Community♦
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answered Nov 22 '12 at 15:01
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SQL Add foreign key to existing column
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answered Apr 30 '12 at 19:37
BluesRockAddictBluesRockAddict
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Adding 'serial' to existing column in Postgres
I have a small table (~30 rows) in my Postgres 9.0 database with an integer ID field (the primary key) which currently contains unique sequential integers starting at 1, but which was not created using the 'serial' keyword.
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The role of #ifdef and #ifndef
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131
Text inside an ifdef/endif or ifndef/endif pair will be left in or removed by the pre-processor...
Python Mocking a function from an imported module
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answered Apr 21 '13 at 18:35
Matti JohnMatti John
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If table exists drop table then create it, if it does not exist just create it
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312
Just put DROP TABLE IF EXISTS `tablename`; before your CREATE TABLE statement.
That statement...
django admin - add custom form fields that are not part of the model
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edited Aug 23 '18 at 15:34
Adrian Martin
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classical inheritance vs prototypal inheritance in javascript
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3 Answers
3
Active
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Is it possible to make a type only movable and not copyable?
...ess you explicitly implement it for your type:
struct Triplet {
one: i32,
two: i32,
three: i32
}
impl Copy for Triplet {} // add this for copy, leave it out for move
The implementation can only exist if every type contained in the new struct or enum is itself Copy. If not, the compile...