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When to use symbols instead of strings in Ruby?
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puts a.object_id
# prints 167778
a = :two
puts a.object_id
# prints 167858
a = :one
puts a.object_id
# prints 167778 again - the same object_id from the first time!
puts Symbol.all_symbols.count - symbols_count
# prints 2, the two objects we created.
For Ruby versions before 2.2, once a symbo...
Check substring exists in a string in C
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edited Jul 2 '15 at 21:05
Jiminion
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What does 'useLegacyV2RuntimeActivationPolicy' do in the .NET 4 config?
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After a bit of time (and more searching), I found this blog entry by Jomo Fisher.
One of the re...
Is is possible to check if an object is already attached to a data context in Entity Framework?
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5 Answers
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What do the arrow icons in Subclipse mean?
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+500
When working with the Subversion repository, remote changes (those on the repository) are incoming changes (remote → local), while...
ApartmentState for dummies
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answered Nov 11 '10 at 15:23
Hans PassantHans Passant
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How to do SELECT COUNT(*) GROUP BY and ORDER BY in Django?
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edited Aug 24 at 15:23
answered Sep 30 '13 at 19:44
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What is the difference between getFields and getDeclaredFields in Java reflection
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265
getFields()
All the public fields up the entire class hierarchy.
getDeclaredFields()
All the ...
Get “Internal error in the expression evaluator” on “Add watch” function when trying to debug WCF se
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edited Feb 24 at 1:53
Callum Watkins
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Understanding the Event Loop
... Peter LyonsPeter Lyons
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