When I run
SPC :) in Spacemacs, the first time is slow in loading/showing. Is there a way to "preload" it during startup/.spacemacs?
This requires an understanding of
provide, and "named features". A brief introduction to those concepts is at: Spacemacs Layers.
Find out which "named feature"
helm-M-xis in. One way: look at the source code of the file and try to find
(provide 'xxxx). In this case, it is
(require 'helm-command)in your init/startup configuration after all other layers/packages have been loaded (eg