My custom extras for Dired (Emacs)

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In this video I demonstrate the custom extensions that I have written from Emacs’ file manager program: dired. Dired is very powerful out-of-the-box and those extras build on what is already available. In short: (i) a general purpose command to insert the contents of subdirectories in the current buffer, (ii) a more convenient tool to limit the buffer to items that match (or not) a given regular expression, (iii) commands to navigate subdirectory headings including an imenu index, (iv) other utilities to determine the external program for a certain file type.

I document everything at length in my dotemacs and also share the exact configurations I use daily:

Everything is part of my dotfiles’ repository (and the source code contains informative documentation strings):