
python - What do *args and **kwargs mean? - Stack Overflow
Putting *args and/or **kwargs as the last items in your function definition’s argument list allows that function to accept an arbitrary number of arguments and/or keyword arguments.
python - Use of *args and **kwargs - Stack Overflow
The names *args and **kwargs are only by convention but there's no hard requirement to use them. You would use *args when you're not sure how many arguments might be passed to …
What is the "String [] args" parameter in the main method?
May 21, 2009 · The String[] args parameter is an array of Strings passed as parameters when you are running your application through command line in the OS. So, imagine you have compiled …
What does ** (double star/asterisk) and * (star/asterisk) do for ...
Aug 31, 2008 · See What do ** (double star/asterisk) and * (star/asterisk) mean in a function call? for the complementary question about arguments.
javascript - What is the meaning of "...args" (three dots) in a ...
Feb 12, 2017 · What is the meaning of "...args" (three dots) in a function definition? Asked 8 years, 9 months ago Modified 3 years ago Viewed 120k times
python - When should I use *args? - Stack Overflow
You should use *args when it's easier to read than a list of argument (def foo(a,b,c,d,e...)) and does not make harder to know which argument is used for what. Your example is the perfect …
Is there a difference between main (String args - Stack Overflow
0 String args [] and String [] args are identical. In the sense that they do the same thing, Creating a string array called args. But to avoid confusion and enforce compatibility with all other Java …
Difference between String [] arg and String [] args?
Apr 8, 2015 · Naming parameter as args is a standard convention, but not strictly required. In Java, args contains the supplied command-line arguments as an array of String objects.
Why is it necessary to have `String[] args` as main() parameter?
main(String[] args) by design is entry point of Java application. This method is also used to handle potential parameters passed in console like java YourClass foo bar (foo and bar will end up in …
Check if argparse optional argument is set or not
May 27, 2015 · To cover the case where a default value is specified, as in default='mydefaultvalue', could we perhaps just check args.foo in sys.argv? Similar to this …