Count number of elements in a iterable
78105
Is there any built-in way to get the length of an iterable in python?
5215
Can the principle of inclusion/exclusion be used to count elements in the intersection of a sequence of sets?
6679
Counting number of subsets which contain a specific element
58317
How to split an iterable into two lists with alternating elements
124961
Do Apex collections implement iterable?
99599
Uncountable and countable
19541
What is the best way to iterate over multiple lists at once?
70515
Recursion and Counting
66761
Is it costly to do array.length or list.count in a loop
69892
Count number of matches of a regex in Javascript
21834
In Python, how do I determine if an object is iterable?
56572
Which method performs better: .Any() vs .Count() > 0?
74952
python - Count number of occurrences of each number
136848
Find the number of nonzero elements
72479
How to find all occurrences of an element in a list
133677
The best way to get a count of IEnumerable
145114
Scala how can I count the number of occurrences in a list