save with sudo ":w!!"

i3/config

@@ -134,7 +134,7 @@ bindsym Mod4+c exec bashrun --toggle
 bindsym Mod4+b border toggle
 bindsym Mod4+o open
 
-# Mod4+Shift+r restarts i3 inplace
+bindsym Mod4+Shift+r restarts i3 inplace
 
 bindsym Mod4+Shift+w reload
 
@@ -196,7 +196,7 @@ bindsym $mod+r mode "resize"
 bar {
 	status_command i3blocks
 	i3bar_command /usr/bin/i3bar-icons
-	tray_output DVI-0
+	tray_output LVDS1
 }
 
 bindsym $mod+Shift+g mode "$mode_gaps"

vim/vimrc

@@ -131,6 +131,9 @@ nmap ;m :%s/^\(> \)\+>/\=substitute(submatch(0),'> ','>','g')/ge<cr>ggVGgq
 nmap ;h :%s/^\(> \)\+>/\=substitute(submatch(0),'> ','>','g')/ge<cr>gg/^$<cr>VGgq
 nmap ;p ?^$<cr>V/^$<cr>gqk<end>:nohl<cr>
 
+" save with sudo
+cmap w!! w !sudo tee % >/dev/null
+
 " help deobfuscate code
 function! CleanUpObfuscatedCode()
 	exec ':%s/\([{};]\)/\1\r/g'