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Why does += behave unexpectedly on lists?
...gt;> a1 = a2 = [1, 2]
>>> b1 = b2 = [1, 2]
>>> a1 += [3] # Uses __iadd__, modifies a1 in-place
>>> b1 = b1 + [3] # Uses __add__, creates new list, assigns it to b1
>>> a2
[1, 2, 3] # a1 and a2 are still the same list
>>> b2
[...
What is the difference between String and string in C#?
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63 Answers
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java: ArrayList - how can i check if an index exists?
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Naveed Ahmad
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answered Jan 25 '10 at 11:14
AmarghoshAmarghosh
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Maximum single-sell profit
...sively invoking our algorithm on the first and second halves. For option (3), the way to make the highest profit would be to buy at the lowest point in the first half and sell in the greatest point in the second half. We can find the minimum and maximum values in the two halves by just doing a sim...
How do I put an 'if clause' in an SQL string?
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432
For your specific query, you can do:
UPDATE purchaseOrder
SET purchaseOrder_status = 'COMP...
Dealing with “java.lang.OutOfMemoryError: PermGen space” error
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PHP String to Float
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answered Jan 26 '09 at 21:35
SampsonSampson
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Android SDK manager won't open
...your java\bin directory is in your path statement before the windows\system32 directory.
The SDK Manager uses java and it was finding the one in the system32 folder.
In a CMD window, you can run 'where java'.
Don't forget to restart your CMD after changing the path variable for checking.
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Git interoperability with a Mercurial Repository
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Vadim Kotov
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answered Jun 24 '12 at 15:31
dubiousjimdubiousjim
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