anchor.diff:  
       set -g status-bg black
       set -g status-fg white
  +  '';
  +
  +  programs.vim.enable = true;
  +  programs.vim.enableSensible = true;
  +
  +  programs.vim.plugins = [
  +    { names = [ "fzfWrapper" "youcompleteme" "colors-solarized" ]; }
  +  ];
  +
  +  programs.vim.vimConfig =  ''
  +    colorscheme solarized
  +    set bg=dark
  +
  +    set clipboard=unnamed
  +
  +    vmap s S
  +
  +    cnoremap %% <C-r>=expand('%:h') . '/'<CR>
  +
  +    let mapleader = ' '
  +    nnoremap <Leader>p :FZF<CR>
  +    nnoremap <silent> <Leader>e :exe 'FZF ' . expand('%:h')<CR>
     '';
   
     programs.zsh.enable = true;
  
positive.code:     setopt AUTOCD
    '';
  
    environment.variables.EDITOR = "vim";
    environment.variables.HOMEBREW_CASK_OPTS = "--appdir=/Applications/cask";
  
    environment.variables.GIT_SSL_CAINFO = "${pkgs.cacert}/etc/ssl/certs/ca-bundle.crt";
  
negative.code:   services.activate-system.enable = true;
  
    programs.tmux.enable = true;
    programs.tmux.enableSensible = true;
    programs.tmux.enableMouse = true;
    programs.tmux.enableFzf = true;
  