anchor.diff:  
     pycharm-professional = buildPycharm rec {
       name = "pycharm-professional-${version}";
  -    version = "2018.2.5"; /* updated by script */
  +    version = "2018.3"; /* updated by script */
       description = "PyCharm Professional Edition";
       license = stdenv.lib.licenses.unfree;
       src = fetchurl {
         url = "https://download.jetbrains.com/python/${name}.tar.gz";
  -      sha256 = "0yfq25kmzzd15x83zdbrq9j62c32maklzhsk1rzymabyb56blh5c"; /* updated by script */
  +      sha256 = "0q4scwnqy0h725g9z5hd145c3n10iaj04z790s4lixg1c63h3y8q"; /* updated by script */
       };
       wmClass = "jetbrains-pycharm";
       update-channel = "PyCharm Release";
  
positive.code: 
    ruby-mine = buildRubyMine rec {
      name = "ruby-mine-${version}";
      version = "2018.2.4"; /* updated by script */
      description = "The Most Intelligent Ruby and Rails IDE";
      license = stdenv.lib.licenses.unfree;
      src = fetchurl {
        url = "https://download.jetbrains.com/ruby/RubyMine-${version}.tar.gz";
        sha256 = "0dk3ch749ai5kyg9q8819ckrqw2jk4f656iqrkkpab9fjqfjylka"; /* updated by script */
      };
      wmClass = "jetbrains-rubymine";
      update-channel = "RubyMine 2018.2";
  
negative.code: 
    goland = buildGoland rec {
      name = "goland-${version}";
      version = "2018.3"; /* updated by script */
      description = "Up and Coming Go IDE";
      license = stdenv.lib.licenses.unfree;
      src = fetchurl {
        url = "https://download.jetbrains.com/go/${name}.tar.gz";
        sha256 = "0hd44flxqnnxg390mkf4ppjs2nxv0nwdc7a2i65f69bp5h61x783"; /* updated by script */
      };
      wmClass = "jetbrains-goland";
      update-channel = "GoLand Release";
  