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What is the difference between ~> and >= when specifying rubygem in Gemfile?
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2 Answers
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Simple way to find if two different lists contain exactly the same elements?
...f you care about order, then just use the equals method:
list1.equals(list2)
From the javadoc:
Compares the specified object with
this list for equality. Returns true
if and only if the specified object is
also a list, both lists have the same
size, and all corresponding pairs of
el...
What's the difference between ASCII and Unicode?
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ASCII defines 128 characters, which map to the numbers 0–127. Unicode defines (less than) 221 characters, which, similarly, map to numbers 0–221 (though not all numbers are currently assigned, and some are reserved).
Unicode is a super...
Multiple levels of 'collection.defaultdict' in Python
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edited Sep 12 '19 at 19:45
StevenWernerCS
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undefined method `source_index' for Gem:Module (NoMethodError)
I'm running a Rails 2.3.5 application and upon running script/server I am shown the following:
5 Answers
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Performance of foreach, array_map with lambda and array_map with static function
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122
FWIW, I just did the benchmark since poster didn't do it. Running on PHP 5.3.10 + XDebug.
UPD...
How to get hex color value rather than RGB value?
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142
var hexDigits = new Array
("0","1","2","3","4","5","6","7","8","9","a","b","c","d","e","...
Python's equivalent of && (logical-and) in an if-statement
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1529
You would want and instead of &&.
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How do I fit an image (img) inside a div and keep the aspect ratio?
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12 Answers
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