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What is the most efficient string concatenation method in python?
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John FouhyJohn Fouhy
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What is the most ridiculous pessimization you've seen? [closed]
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81
On an old project we inherited some (otherwise excellent) embedded systems programmers who had ...
Parse usable Street Address, City, State, Zip from a string [closed]
...2299 Lewes-Georgetown Hwy, Georgetown, DE 19947",N,,,,,,,,,,,,,,,,,,,,,,
2,81,119,"11522 Shawnee Road, Greenwood DE 19950",Y,0,,11522 Shawnee Rd,,Greenwood DE 19950-5209,Greenwood,DE,19950,Sussex,AABB,199505209226,Y,N,N,Y,38.82865,-75.54907,Zip9,Residential,S,,AL,N#
3,121,160,"144 Kings Highway, S.W...
How to exclude a directory in find . command
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81
This question and the confusion in the answers is a manifest on how badly the find user interface matches onto what people need.
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How do I send a cross-domain POST request via JavaScript?
...Fabulich
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Is it better in C++ to pass by value or pass by constant reference?
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Lou FrancoLou Franco
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How exactly does a generator comprehension work?
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>>> [x**2 for x in range(1,11)]
[1, 4, 9, 16, 25, 36, 49, 64, 81, 100]
here, range(1,11) generates the list [1, 2, 3, 4, 5, 6, 7, 8, 9, 10], but the range function is not a generator before Python 3.0, and therefore the construct I've used is a list comprehension.
If I wanted to crea...
What is the most accurate way to retrieve a user's correct IP address in PHP?
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@rubenrp81 The TCP socket handler is the only canonical source, everything else is attacker-controlled. The code above is an attacker's dream.
– rook
Feb 1 '16 at 11:20
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How to import a Python class that is in a directory above?
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anon58192932
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answered Jun 28 '09 at 5:01
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scala vs java, performance and memory? [closed]
...ks Game:
Speed test java/scala 1.71/2.25
Memory test java/scala 66.55/80.81
So, this benchmarks say that java is 24% faster and scala uses 21% more memory.
All-in-all it's no big deal and should not matter in real world apps, where most of the time is consumed by database and network.
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