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Remove all values within one list from another list? [duplicate]
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>>> a = range(1, 10)
>>> [x for x in a if x not in [2, 3, 7]]
[1, 4, 5, 6, 8, 9]
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Why does range(start, end) not include end?
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Because it's more common to call range(0, 10) which returns [0,1,2,3,4,5,6,7,8,9] which contains 10 elements which equals len(range(0, 10)). Remember that programmers prefer 0-based indexing.
Also, consider the following common code snippet:
for i in range(len(li))...
How to check if a variable exists in a FreeMarker template?
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darckcrystale
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answered Nov 20 '08 at 20:25
Ulf LindbackUlf Lindback
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How do you detect where two line segments intersect? [closed]
... Tekito.
– pgkelley
Aug 29 '13 at 4:10
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What is the relative performance difference of if/else versus switch statement in Java?
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edited May 23 '17 at 12:10
Community♦
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answered Jan 18 '10 at 14:11
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Safe String to BigDecimal conversion
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answered Sep 20 '10 at 14:54
Jeroen RosenbergJeroen Rosenberg
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Python's equivalent of && (logical-and) in an if-statement
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10 Answers
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Determining if a variable is within range?
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if i.between?(1, 10)
do thing 1
elsif i.between?(11,20)
do thing 2
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How to go about formatting 1200 to 1.2k in java
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+100
Here is a solution that works for any long value and that I find quite readable (the core logic is done in the bottom three lines of...
How to elegantly check if a number is within a range?
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There are a lot of options:
int x = 30;
if (Enumerable.Range(1,100).Contains(x))
//true
if (x >= 1 && x <= 100)
//true
Also, check out this SO post for regex options.
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