3 ms·

I found these two thoughtful Wikipedia articles give an interesting background. I didn't know Vi and Emacs used to recognise double spacing as an end-of-senten

• TeMPOraL 7y ago
  It's still a configurable in Emacs. In particular, it's controlled by the sentence-end-double-space variable, which on my Emacs (27, built a little over a year ago) was still set to true by default, i.e. considering sentences to be separated by double spaces. I have a line in my config that disables this, as I'm used to the single-space tradition.
• ferzul 7y ago
  in vim if you run gqip to reflow a paragraph (or gq generally to reflow some area based on a motion), if the old layout has a fullstop at the end of a line, the new layout will have a double space after it
• bm3719 7y ago
  (setq sentence-end-double-space t)