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  • What is the syntax to insert one list into another list in python?
    List slicing is quite flexible as it allows to replace a range of entries in a list with a range of
  • Array versus List lt;T gt;: When to use which? - Stack Overflow
    Using e g List<Point> list, it would be necessary to instead say Point temp=list[3]; temp x+=q; list[3]=temp; It would be helpful if List<T> had a method Update<TP>(int index, ActionByRefRef<T,TP> proc, ref TP params) and compilers could turn list[3] x+=q; into {list Update(3, (ref int value, ref int param)=>value+=param, ref q); but no
  • How do I subtract one list from another? - Stack Overflow
    However, this still has a problem from quantumSoup's version: It requires your elements to be hashable That's pretty much built into the nature of sets ** If you're trying to, e g , subtract a list of dicts from another list of dicts, but the list to subtract is large, what do you do?
  • How to list all installed packages and their versions in Python?
    For Windows 10, I think this is what you are looking for a list of available installed Pythons This is different from a list of packages as you can see below Also, on Ubuntu 20 04, I think the command is Python3 -0 list Yes, this works similar to node version manager c:\Users\user\AppData\Local\Programs\Python>py -0 list Python 0 not found!
  • Python list vs. array – when to use? - Stack Overflow
    The list is the part of python's syntax so it doesn't need to be declared whereas you have to declare the array before using it You can store values of different data-types in a list (heterogeneous), whereas in Array you can only store values of only the same data-type (homogeneous)
  • loops - Ways to iterate over a list in Java - Stack Overflow
    The three forms of looping are nearly identical The enhanced for loop: for (E element : list) { } is, according to the Java Language Specification, identical in effect to the explicit use of an iterator with a traditional for loop
  • Get a list from Pandas DataFrame column headers
    Create a list of keys columns - object method to_list() and the Pythonic way: my_dataframe keys() to_list() list(my_dataframe keys()) Basic iteration on a DataFrame returns column labels: [column for column in my_dataframe] Do not convert a DataFrame into a list, just to get the column labels
  • How can I show all the branches in a repository?
    git branch -a is the command that you should use to list the branches git show-branch is a plumbing command It has been designed to be used by scripts and GUI tools Also read torek's answer It is full of technical insights, as always




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