vim colorcolumn

.vimrc

@@ -37,6 +37,8 @@ set smartcase
 set hlsearch
 set incsearch
 
+set colorcolumn=120
+
 nmap о j
 nmap л k
 nmap р h

doc/tips.md

@@ -38,3 +38,5 @@ sudo systemctl start service.service  # start custom service
 sudo systemctl status service.service  # check status
 sudo systemctl enable service.service  # autostart custom service
 ```
+
+set caps as ctrl for tmux prefix Ctrl+a