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How do I escape a percentage sign in T-SQL?
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answered Aug 25 '11 at 13:46
gbngbn
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Possible to iterate backwards through a foreach?
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Shimmy Weitzhandler
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answered Jul 31 '09 at 9:40
Sam HarwellSam Harwell
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python generator “send” function purpose?
...t;> next(gen) # run up to the next yield
>>> gen.send(94.3) # goes into 'x' again
188.5999999999999
You can't do this just with yield.
As to why it's useful, one of the best use cases I've seen is Twisted's @defer.inlineCallbacks. Essentially it allows you to write a function l...
Gradle alternate to mvn install
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edited Jun 23 '18 at 3:50
the_storyteller
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answer...
Catch a thread's exception in the caller thread in Python
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edited May 13 '10 at 20:54
community wiki
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What does “fragment” mean in ANTLR?
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113
A fragment is somewhat akin to an inline function: It makes the grammar more readable and easier...
Pick a random element from an array
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326
Swift 4.2 and above
The new recommended approach is a built-in method on the Collection proto...
git ahead/behind info between master and branch?
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324
Here's a trick I found to compare two branches and show how many commits each branch is ahead ...
How to select where ID in Array Rails ActiveRecord without exception
...f functions works without throwing exceptions.
Comment.find_all_by_id([2, 3, 5])
will work even if some of the ids don't exist. This works in the
user.comments.find_all_by_id(potentially_nonexistent_ids)
case as well.
Update: Rails 4
Comment.where(id: [2, 3, 5])
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