query: Why do some list methods in Python work only with defined variables?
positive_passages.docid: 3897
positive_passages.text: Why does append() always return None in Python?
negative_passages.docid: 122112
negative_passages.text: Assigning values to variables in a list using a loop
negative_passages.docid: 1607
negative_passages.text: List of lists changes reflected across sublists unexpectedly
negative_passages.docid: 13918
negative_passages.text: Accessing class variables from a list comprehension in the class definition
negative_passages.docid: 102203
negative_passages.text: Elegant manipulation of the variables list
negative_passages.docid: 32787
negative_passages.text: Why does `Position` by default return a list of lists of positions instead of a simple list of positions?
negative_passages.docid: 13751
negative_passages.text: Why does Python code use len() function instead of a length method?
negative_passages.docid: 73992
negative_passages.text: Assigning values to a list of variable names
negative_passages.docid: 50792
negative_passages.text: In Python, what is the difference between ".append()" and "+= []"?
negative_passages.docid: 116670
negative_passages.text: In Python, when should I use a function instead of a method?
negative_passages.docid: 114824
negative_passages.text: Why doesn't 2.__add__(3) work in Python?
negative_passages.docid: 8813
negative_passages.text: foreach vs someList.ForEach(){}
negative_passages.docid: 41331
negative_passages.text: List vs. int assignment - "Every variable is a pointer"
negative_passages.docid: 145120
negative_passages.text: What is the performance of the Last() extension method for List?
negative_passages.docid: 3001
negative_passages.text: Array versus List: When to use which?
negative_passages.docid: 66350
negative_passages.text: Weird closure behavior in python
negative_passages.docid: 85742
negative_passages.text: Why can't variable names start with numbers?