anchor.diff:  
     idea-ultimate = buildIdea rec {
       name = "idea-ultimate-${version}";
  -    version = "2016.3.2";
  +    version = "2016.3.3";
       description = "Integrated Development Environment (IDE) by Jetbrains, requires paid license";
       license = stdenv.lib.licenses.unfree;
       src = fetchurl {
         url = "https://download.jetbrains.com/idea/ideaIU-${version}.tar.gz";
  -      sha256 = "13pd95zad29c3i9qpwhjii601ixb4dgcld0kxk3liq4zmnv6wqxa";
  +      sha256 = "1bwy86rm0mifizmhkm9wxwc4nrrizk2zp4zl5ycxh6zdiad1r1wm";
       };
       wmClass = "jetbrains-idea";
     };
   
     ruby-mine = buildRubyMine rec {
       name = "ruby-mine-${version}";
  -    version = "2016.2.5";
  +    version = "2016.3.1";
       description = "The Most Intelligent Ruby and Rails IDE";
       license = stdenv.lib.licenses.unfree;
       src = fetchurl {
         url = "https://download.jetbrains.com/ruby/RubyMine-${version}.tar.gz";
  -      sha256 = "1rncnm5dvhpfb7l5p2k0hs4yqzp8n1c4rvz9vldlf5k7mvwggp7p";
  +      sha256 = "10d1ba6qpizhz4d7fz0ya565pdvkgcmsdgs7b8dv98s9hxfjsldy";
       };
       wmClass = "jetbrains-rubymine";
     };
  
positive.code: {
    clion = buildClion rec {
      name = "clion-${version}";
      version = "2016.3";
      description  = "C/C++ IDE. New. Intelligent. Cross-platform";
      license = stdenv.lib.licenses.unfree;
      src = fetchurl {
        url = "https://download.jetbrains.com/cpp/CLion-${version}.tar.gz";
        sha256 = "16nszamr0bxg8aghyrg4wzxbp9158kjzhr957ljpbipz0rlixf31";
      };
      wmClass = "jetbrains-clion";
    };
  
negative.code: 
    webstorm = buildWebStorm rec {
      name = "webstorm-${version}";
      version = "2016.3.2";
      description = "Professional IDE for Web and JavaScript development";
      license = stdenv.lib.licenses.unfree;
      src = fetchurl {
        url = "https://download.jetbrains.com/webstorm/WebStorm-${version}.tar.gz";
        sha256 = "1h3kjvd10j48n9ch2ldqjsizq5n8gkm0vrrvznayc1bz2kjvhavn";
      };
      wmClass = "jetbrains-webstorm";
    };
  