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Counting array elements in Python [duplicate]
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The method len() returns the number of elements in the list.
Syntax:
len(myArray)
Eg:
myA...
Accessing nested JavaScript objects and arays by string path
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36 Answers
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Difference between len() and .__len__()?
Is there any difference between calling len([1,2,3]) or [1,2,3].__len__() ?
4 Answers
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In a javascript array, how do I get the last 5 elements, excluding the first element?
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You can call:
arr.slice(Math.max(arr.length - 5, 1))
If you don't want to exclude the first...
Mockito test a void method throws an exception
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The parentheses are poorly placed.
You need to use:
doThrow(new Exception()).when(mockedObject)...
What does the “@” symbol mean in reference to lists in Haskell?
...list's tail: pt
Without the @, you'd have to choose between (1) or (2):(3).
This syntax actually works for any constructor; if you have data Tree a = Tree a [Tree a], then t@(Tree _ kids) gives you access to both the tree and its children.
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Notepad++: How to automatically set Language as Xml when load files
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How to create a listbox in HTML without allowing multiple selection?
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3 Answers
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Json.net serialize/deserialize derived types?
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edited Oct 2 '18 at 3:03
answered Jan 6 '12 at 20:02
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