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Is there a way to pass optional parameters to a function?

...goes before any keyword arguments". For example, in opt_fun(1,2, "blah", 3.14, mykey="yes", myyear="2018"), "blah" and 3.14 are forma arguments preceded by * because it's in between the two positional arguments and the argument that uses the = sign. The resulting tuple positional_parameter would be ...
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How to make the 'cut' command treat same sequental delimiters as one?

...#Useless_use_of_cat – arielf Aug 9 '14 at 20:10 1 Not sure it is any simpler, but you are going t...
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Using new line(\n) in string and rendering the same in HTML

...cumentation – Dominic Boulanger Jun 14 '16 at 17:59 3 ...
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How to escape a pipe char in a code statement in a markdown table?

... 149 As of March 2017 using escaped pipes is much easier: \| See other answers. If you remove ...
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Get Unix Epoch Time in Swift

... answered Aug 2 '14 at 15:59 YannikYannik 2,11422 gold badges1313 silver badges77 bronze badges ...
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Should I use scipy.pi, numpy.pi, or math.pi?

... answered May 12 '14 at 6:29 jbayjbay 66166 silver badges77 bronze badges ...
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Good way to use table alias in Update statement?

...99 6.97997 49.672 6.73443 49.672 5.93063C49.672 5.22043 48.9832 4.61182 48.1414 4.61182C47.4335 4.61182 46.7256 4.91628 46.0943 5.50789C45.7307 4.9328 45.2525 4.66231 44.6595 4.66231C43.6264 4.66231 43.1481 5.28821 43.1481 6.59048V11.9512C43.1481 13.2535 43.6264 13.8962 44.6595 13.8962C45.6924 13.89...
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git: difference between “branchname” and “refs/heads/branchname”

... | edited Aug 14 at 5:24 Sergey Brunov 11.4k77 gold badges3535 silver badges6969 bronze badges ...
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Laravel - Eloquent or Fluent random row

... single row. – Collin Price Feb 20 '14 at 19:11 14 for PostgreSQL use 'RANDOM()' ...
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Vim: How do you open another [No Name] buffer like the one on startup?

...s buffers? – theonlygusti May 11 at 14:28 @theonlygusti: I would also like to know the answer, asked a follow-up quest...