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How to check if an array field contains a unique value or another array in MongoDB?
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Jeff the BearJeff the Bear
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using data-* attribute with thymeleaf
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Alexandru Severin
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answered Jun 26 '14 at 14:04
AldrianAldrian
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What does the exclamation mark mean in a Haskell declaration?
...data Foo = Foo Int Int !Int !(Maybe Int)
f = Foo (2+2) (3+3) (4+4) (Just (5+5))
The function f above, when evaluated, will return a "thunk": that is, the code to execute to figure out its value. At that point, a Foo doesn't even exist yet, just the code.
But at some point someone may try to look...
How to click first link in list of items after upgrading to Capybara 2.0?
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edited Jan 25 '13 at 7:44
answered Jan 25 '13 at 7:12
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Insert Unicode character into JavaScript
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edited Oct 26 '12 at 19:53
answered Oct 26 '12 at 19:24
r...
How can I combine hashes in Perl?
... $hash_ref1 = { %$hash_ref1, %$hash_ref2 };
Overview
Context: Perl 5.x
Problem: The user wishes to merge two hashes1 into a single variable
Solution
use the syntax above for simple variables
use Hash::Merge for complex nested variables
Pitfalls
What do to when both hashes contain on...
Android customized button; changing text color
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5 Answers
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Git Extensions: Win32 error 487: Couldn't reserve space for cygwin's heap, Win32 error 0
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edited Nov 4 '15 at 9:15
Dyin
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jQuery - get a list of values of an attribute from elements of a class
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How do I get the current Date/time in DD/MM/YYYY HH:MM format?
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answered Sep 14 '11 at 12:05
Michael KohlMichael Kohl
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