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python Programming Glossary: b.appendhttp://stackoverflow.com/questions/11690220/python-byref-copy a mutable object b a #b references the same mutable object b.append 1 #change b a little bit print a # 1 because a and b still reference..
why multiple assignments and single assignments behave differently in python http://stackoverflow.com/questions/19067252/why-multiple-assignments-and-single-assignments-behave-differently-in-python id x id y is False This can often bite you a 1 2 3 4 5 b a b.append 6 print a # 1 2 3 4 5 6 even though we didn't seem to do anything..
Decimal place issues with floats and decimal.Decimal http://stackoverflow.com/questions/286061/decimal-place-issues-with-floats-and-decimal-decimal len bits if i len bits 1 s.append float bits i #print s i b.append s y.append float bits len bits 1 I need to solve using gauss..
Use value of variable in lambda expression http://stackoverflow.com/questions/760688/use-value-of-variable-in-lambda-expression 0 2 a 1 2 a 2 2 ... spits out 1 2 4 ... b for i in range 4 b.append lambda x x i b 0 2 b 1 2 b 2 2 ... spits out 8 8 8 ... In the.. improve this question Ugly but one way for i in range 4 b.append lambda x copy i x copy You might prefer def raiser power return..
proper use of list comprehensions - python http://stackoverflow.com/questions/8695488/proper-use-of-list-comprehensions-python we use them to perform other procedures Eg a 1 2 3 4 5 b b.append i for i in a None None None None None print b 1 2 3 4 5 or should.. I avoid the above and use the following instead for i in a b.append i python list comprehension share improve this question ..
python list by value not by reference http://stackoverflow.com/questions/8744113/python-list-by-value-not-by-reference an example a 'help' 'copyright' 'credits' 'license' b a b.append 'XYZ' b 'help' 'copyright' 'credits' 'license' 'XYZ' a 'help'..
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