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Turn off constraints temporarily (MS SQL)
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217
You can disable FK and CHECK constraints only in SQL 2005+. See ALTER TABLE
ALTER TABLE foo NO...
Haskell: Where vs. Let
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1: The problem in the example
f :: State s a
f = State $ \x -> y
where y = ... x ...
is the parameter x. Things in the where clause can refer only to the parameters of the function f (there are none) and things in o...
Is there a predefined enumeration for Month in the .NET library?
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11 Answers
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Active
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Change Tomcat Server's timeout in Eclipse
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10 Answers
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Deep copy of a dict in python
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d2 = copy.deepcopy(d)
Python 2 or 3:
Python 3.2 (r32:88445, Feb 20 2011, 21:30:00) [MSC v.1500 64 bit (AMD64)] on win32
Type "help", "copyright", "credits" or "license" for more information.
>>> import copy
>>> my_dict = {'a': [1, 2, 3], 'b': [4, 5, 6]}
>>> my_copy =...
How to fallback to local stylesheet (not script) if CDN fails
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11 Answers
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PHP Pass by reference in foreach [duplicate]
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146
Because on the second loop, $v is still a reference to the last array item, so it's overwritte...
How to convert ActiveRecord results into an array of hashes
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212
as_json
You should use as_json method which converts ActiveRecord objects to Ruby Hashes despi...
Why does this iterative list-growing code give IndexError: list assignment index out of range?
...ample below), and later, overwrite the values in specific positions:
i = [1, 2, 3, 5, 8, 13]
j = [None] * len(i)
#j == [None, None, None, None, None, None]
k = 0
for l in i:
j[k] = l
k += 1
The thing to realise is that a list object will not allow you to assign a value to an index that doe...