update

vimrc

@@ -112,7 +112,7 @@ Plug 'tpope/vim-surround'
 "}}}
 " #undotree {{{
 Plug 'mbbill/undotree'
-
+nnoremap <space>ut :UndotreeToggle<cr>
 
 "}}}
 " #Ctrlp {{{
@@ -961,9 +961,8 @@ set foldtext=MyFoldText()
 " #mappings {{{
 let g:mapleader = ' '
 
-nnoremap <space>ut :UndotreeToggle<cr>
-
 " miscallaneous {{{
+nnoremap 0 ^
 nnoremap  : :setlocal norelativenumber<CR>:
 nnoremap <silent> <space>rc :so $MYVIMRC<CR>
 nnoremap <silent> <space>nn :set invrelativenumber<CR>
@@ -1071,6 +1070,13 @@ inoremap ';       '';<Left><Left>
 
 "}}}
 
+"}}}
+" working_with_underscores{{{
+nnoremap <space>w f_l
+nnoremap <space>b hT_
+nnoremap <space>e lt_
+onoremap u t_
+onoremap U f_
 "}}}
 "----------------------------------------------------------------------------}}}
 " #abbreviations {{{