make most keybinds silent

vim/.vimrc

@@ -62,12 +62,13 @@ set wildignore=*.o,*.obj,.git/**,tags,*.pyc
 set noswapfile
 set makeprg=just
 syntax on
-tnoremap <c-w>c <c-\><c-n><c-w>c
-xnoremap H ^
-xnoremap L $
-nnoremap Q @@
-nnoremap ,m :make<CR>
-nnoremap - :E<CR>
+tnoremap <silent> <c-w>c <c-\><c-n><c-w>c
+xnoremap <silent> H ^
+xnoremap <silent> L $
+nnoremap <silent> Q @@
+nnoremap <silent> ,m :make<CR>
+nnoremap <silent> - :E<CR>
+nnoremap <silent> _ :execute 'Explore ' . fnameescape(getcwd())<CR>
 
 if has('clipboard')
   set clipboard^=unnamed,unnamedplus