Many 'dynamically typed' languages are developed at runtime. Check for example the typical Smalltalk or Lisp environment. The editor asks the runtime. Since m

Many 'dynamically typed' languages are developed at runtime. Check for example the typical Smalltalk or Lisp environment. The editor asks the runtime. Since many of those languages are object-oriented, you'll know the class: (defmethod hide ((w window)) ...) Oh, w is a window...