Java Generics: List, List<Object>, List<?> - Stack Overflow
Jan 29, 2009 · List, List<?>, and List<? extends Object> are the same thing. The second is more explicit. The second is more explicit. For a list of this type, you cannot know what types are …
What is the difference between list and list [:] in python?
Nov 2, 2010 · When reading, list is a reference to the original list, and list[:] shallow-copies the list. When assigning, list (re)binds the name and list[:] slice-assigns, replacing what was previously …
C# The type or namespace name `List' could not be found. But I'm ...
public static List<string> items = new List<string>(); public static List<double> itemsprice = new List<double>(); public static List<double> qu = new List<double>(); That is, there is no type …
What is the difference between Set and List? - Stack Overflow
Jun 23, 2009 · The main difference between List and Set is that List allows duplicates while Set doesn't allow duplicates. Order List is an ordered collection it maintains the insertion order, …
terminal - List of ANSI color escape sequences - Stack Overflow
Jan 30, 2011 · On most terminals it is possible to colorize output using the \\033 ANSI escape sequence. I'm looking for a list of all supported colors and options (like bright and blinking). As …
python - How to check if a list is contained inside another list ...
Jan 25, 2022 · the solution depends on what values you expect from your lists. if there is the possiblity of a repetition of a value, and you need to check that there is enough values in the …
java - Difference between List, List<?>, List<T>, List<E>, and List ...
1) Correct. 2) You can think of that one as "read only" list, where you don't care about the type of the items.Could e.g. be used by a method that is returning the length of the list.
c++ - vector vs. list in STL - Stack Overflow
List is Doubly Linked List so it is easy to insert and delete an element. We have to just change the few pointers, whereas in vector if we want to insert an element in the middle then each …
pandas dataframe index: to_list () vs tolist () - Stack Overflow
Sep 9, 2019 · tolist() is a method of NumPy arrays that returns a list representation of the array. to_list() is a method of Pandas dataframes that returns a list representation of the dataframe. …
Command to list all files in a folder as well as sub-folders in windows
Mar 11, 2015 · To print specific file present in the folders/sub-folders for eg : If you want to list just the csv files then : dir /b/s/A-D/o:gn *.csv >list.txt If you want to also include .xlsx files then the …