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Is it fine to have foreign key as primary key?
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edited May 16 '19 at 18:25
informatik01
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Iterate through every file in one directory
...m, so you can use Dir::each_child or Dir::children (as suggested by ma11hew28) or do something like this:
Dir.foreach('/path/to/dir') do |filename|
next if filename == '.' or filename == '..'
# Do work on the remaining files & directories
end
Dir::foreach and Dir::entries (as well as Dir:...
Why is it not possible to extend annotations in Java?
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Walery Strauch
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answered Oct 29 '09 at 14:29
pedromarcepedromarce...
MySQL Removing Some Foreign keys
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Willi Mentzel
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answered May 8 '09 at 5:54
pugmarxpugmarx
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ERROR 1396 (HY000): Operation CREATE USER failed for 'jack'@'localhost'
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C++ convert vector to vector
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Harry
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answered Jun 18 '11 at 21:51
James McNellisJames McNellis
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Are static methods inherited in Java?
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edited Jun 24 '19 at 19:16
answered Apr 24 '12 at 5:11
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What does the thread_local mean in C++11?
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answered Aug 16 '12 at 9:13
paxdiablopaxdiablo
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Why does this code segfault on 64-bit architecture but work fine on 32-bit?
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edited May 23 '17 at 11:54
Community♦
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answered Sep 25 '11 at 12:08
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View array in Visual Studio debugger? [duplicate]
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edited Sep 18 '12 at 13:22
Jaanus
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