Trey Jackson questions

Trey Jackson answers

• Given an emacs mode, how to find its keymap name?
• Emacs lisp "shell-command-on-region"
• How do I show all completions immediately in completing-read?
• Emacs switches to old buffers when a stale command is quit
• Permanently change the state of abbreviated display of a piece of code?
• How to insert a backslash?
• Preferring certain file extensions with Emacs file name completion
• strtotime for Emacs Lisp
• How do I get emacs to write to read-only files automatically?
• Run a process and get the result in clipboard (or kill ring) with elisp/emacs