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Meaning of list[-1] in Python - Stack Overflow I have a piece of code here that is supposed to return the least common element in a list of elements, ordered by commonality: def getSingle(arr): from collections import Counter c = Counte
Beginner Python: AttributeError: list object has no attribute AttributeError: 'list' object has no attribute 'cost' this will occur when you try to call cost on a list object Pretty straightforward, but we can figure out what happened by looking at where you call cost -- in this line: profit = bike cost * margin This indicates that at least one bike (that is, a member of bikes values() is a list)
slice - How slicing in Python works - Stack Overflow The first way works for a list or a string; the second way only works for a list, because slice assignment isn't allowed for strings Other than that I think the only difference is speed: it looks like it's a little faster the first way Try it yourself with timeit timeit () or preferably timeit repeat ()
What is the difference between List. of and Arrays. asList? Let summarize the differences between List of and Arrays asList List of can be best used when data set is less and unchanged, while Arrays asList can be used best in case of large and dynamic data set
[GA4] Automatically collected events - Analytics Help Automatically collected events are triggered by basic interactions with your app and or site (as indicated under the event name in the table below) As long as you use the Google tag or the Google Ana
c# - Serializing a list to JSON - Stack Overflow You'll need to complete a few actions and gain 15 reputation points before being able to upvote Upvoting indicates when questions and answers are useful What's reputation and how do I get it? Instead, you can save this post to reference later
How to initialize List lt;String gt; object in Java? - Stack Overflow List is an Interface, you cannot instantiate an Interface, because interface is a convention, what methods should have your classes In order to instantiate, you need some realizations (implementations) of that interface Try the below code with very popular implementations of List interface: List<String> supplierNames = new ArrayList<String>(); or List<String> supplierNames = new LinkedList
Sorting a list with stream. sorted () in Java - Stack Overflow Sorted list: [20 455, 23 455, 24 455, 28 455] Are you sure you are not verifying list instead of sortedList [in above example] i e you are storing the result of stream() in a new List object and verifying that object?