Is there any shortcut to reference the path of the first argument in a MV command?

Question

I often find myself using mv to rename a file. E.g.

mv app/models/keywords_builder.rb app/models/keywords_generator.rb

Doing so I need to w

Answer 1

One way is to type the first file name and a space, then press Ctrl+w to delete it. Then press Ctrl+y twice to get two copies of the file name. Then edit the second copy.

For example,

mv app/models/keywords_builder.rb