1 files changed, 27 insertions, 0 deletions
diff --git a/doc/emacs/help.texi b/doc/emacs/help.texi
index e2f9f8a8c86..d60310456ff 100644
--- a/doc/emacs/help.texi
+++ b/doc/emacs/help.texi
@@ -115,6 +115,9 @@ Display a list of commands whose names match @var{topics}
 Display all active key bindings; minor mode bindings first, then those
 of the major mode, then global bindings (@code{describe-bindings}).
 @xref{Misc Help}.
+@item C-h C-q
+Toggle display of a window showing popular commands and their key
+bindings.  @xref{Misc Help}.
 @item C-h c @var{key}
 Show the name of the command that the key sequence @var{key} is bound
 to (@code{describe-key-briefly}).  Here @kbd{c} stands for
@@ -257,6 +260,11 @@ by these buttons, Emacs provides the @code{button-describe} and
 @code{widget-describe} commands, that should be run with point over
 the button.
 
+@anchor{which-key}
+@kbd{M-x which-key} is a global minor mode which helps in discovering
+ keymaps.  It displays keybindings following your currently entered
+ incomplete command (prefix), in a popup.
+
 @node Name Help
 @section Help by Command or Variable Name
 
@@ -302,6 +310,13 @@ name is defined as a Lisp function.  Type @kbd{C-g} to cancel the
 @kbd{C-h f} command if you don't really want to view the
 documentation.
 
+  The function's documentation displayed by @code{describe-function}
+includes more than just the documentation string and the signature of
+the function.  It also shows auxiliary information such as its type, the
+file where it was defined, whether it has been declared obsolete, and
+yet further information is often reachable by clicking or typing
+@key{RET} on emphasized parts of the text.
+
 @vindex help-enable-symbol-autoload
   If you request help for an autoloaded function whose @code{autoload}
 form (@pxref{Autoload,,, elisp, The Emacs Lisp Reference Manual})
@@ -710,6 +725,18 @@ displays the contents of the syntax table, with explanations of each
 character's syntax (@pxref{Syntax Tables,, Syntax Tables, elisp, The
 Emacs Lisp Reference Manual}).
 
+@kindex C-h C-q
+@findex help-quick-toggle
+@findex help-quick
+@cindex cheat sheet of popular Emacs commands
+  @kbd{C-h C-q} (@code{help-quick-toggle}) toggles on and off the
+display of a buffer showing the most popular Emacs commands and their
+respective key bindings (a.k.a.@: ``cheat sheet'').  The contents of
+that buffer are created by the command @code{help-quick}.  Each key
+binding shown in this buffer is a button: click on it with
+@kbd{mouse-1} or @kbd{mouse-2} to show the documentation of the
+command bound to that key sequence.
+
 @findex describe-prefix-bindings
   You can get a list of subcommands for a particular prefix key by
 typing @kbd{C-h}, @kbd{?}, or @key{F1}