anchor.diff:    xsel xclip gnome3.gnome-screenshot qemu calcurse
   
     # Build systems
  -  pkgs.gnumake cmake rustStable.cargo gradle
  +  pkgs.gnumake cmake rustOverlay.cargo gradle
   
     # Libraries
     SDL2 boost wxGTK30
   
     # Languages
  -  ghc rustStable.rustc lua5_3 luajit openjdk gcc clang python36 ruby nodejs-8_x
  +  ghc rustOverlay.rustc lua5_3 luajit openjdk gcc clang python36 ruby nodejs-8_x
     (import ../urn { enableLuaJit = true; })
   
     # Games
  
positive.code: pkgs: with pkgs; [
    # Basic tools
    wget curl htop jq bc loc p7zip fdupes pandoc texlive.combined.scheme-medium
  
  
negative.code:   fish neovim
  
    # Browsers
    firefoxOverlay.firefox-nightly-bin w3m
  
    # Web chat
    teamspeak_client mumble
  