query: My original list is changing when using append or extend
positive_passages.docid: 1607
positive_passages.text: List of lists changes reflected across sublists unexpectedly
negative_passages.docid: 23915
negative_passages.text: How do I extend a List in Dart?
negative_passages.docid: 41896
negative_passages.text: List creation/manipulation
negative_passages.docid: 142576
negative_passages.text: Why does [1].append(2) evaluate to None instead of [1,2]?
negative_passages.docid: 36636
negative_passages.text: list management, deletion of duplicates
negative_passages.docid: 5724
negative_passages.text: Why does my ArrayList contain N copies of the last item added to the list?
negative_passages.docid: 45880
negative_passages.text: Custom function won't refresh as inputs are changed
negative_passages.docid: 43239
negative_passages.text: What is the best way to modify a list in a 'foreach' loop?
negative_passages.docid: 97856
negative_passages.text: Python: Difference between list.extend and list.__iadd__
negative_passages.docid: 104426
negative_passages.text: \begin{lstlisting} is overflowing?
negative_passages.docid: 129503
negative_passages.text: Can't modify list elements in a loop
negative_passages.docid: 104482
negative_passages.text: How to change specific values in a List
negative_passages.docid: 139014
negative_passages.text: How to efficiently Append a result of an operation on each element of a list to itself
negative_passages.docid: 81713
negative_passages.text: How to add an extra column to a current matrix (list)?
negative_passages.docid: 137121
negative_passages.text: Why is list.remove only removing every second item?
negative_passages.docid: 779
negative_passages.text: Code block is not properly formatted when placed immediately after a list item
negative_passages.docid: 52303
negative_passages.text: Why is list when passed without ref to a function acting like passed with ref?