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How can I count the occurrences of a list item?
...you only want one item's count, use the count method:
>>> [1, 2, 3, 4, 1, 4, 1].count(1)
3
Don't use this if you want to count multiple items. Calling count in a loop requires a separate pass over the list for every count call, which can be catastrophic for performance. If you want to co...
Calling a function of a module by using its name (a string)
...attr(foo, 'bar')
result = method_to_call()
You could shorten lines 2 and 3 to:
result = getattr(foo, 'bar')()
if that makes more sense for your use case.
You can use getattr in this fashion on class instance bound methods, module-level methods, class methods... the list goes on.
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Browser support for URLs beginning with double slash
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edited Feb 26 '19 at 1:35
user3261338
answered Mar 9 '12 at 10:18
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Extract value of attribute node via XPath
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356
//Parent[@id='1']/Children/child/@name
Your original child[@name] means an element child wh...
How to plot two columns of a pandas data frame using points?
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edited Apr 4 '16 at 12:34
answered Jul 23 '13 at 14:33
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How to install CocoaPods?
...od setup
And wait it will download the master repo. The size is very big (370.0MB at Dec 2016). So it can be a while. You can track of the download by opening Activity and goto Network tab and search for git-remote-https. Alternatively you can try adding verbose to the command like so:
pod setup -...
All Ruby tests raising: undefined method `authenticate' for nil:NilClass
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edited Aug 7 '13 at 14:15
Guillaume
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ans...
How to match all occurrences of a regex
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834
Using scan should do the trick:
string.scan(/regex/)
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How to put more than 1000 values into an Oracle IN clause [duplicate]
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answered Dec 30 '08 at 13:38
Otávio DécioOtávio Décio
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