anchor.diff:  
     datagrip = buildDataGrip rec {
       name = "datagrip-${version}";
  -    version = "2019.3.3"; /* updated by script */
  +    version = "2019.3.4"; /* updated by script */
       description = "Your Swiss Army Knife for Databases and SQL";
       license = stdenv.lib.licenses.unfree;
       src = fetchurl {
         url = "https://download.jetbrains.com/datagrip/${name}.tar.gz";
  -      sha256 = "0zbyiw60gqcqi5bbazmsbs4qzmmxx1q034hs36k1dryf2y02jyih"; /* updated by script */
  +      sha256 = "1ygbi212sga6mdkassi51idh7ppchr77ifq3vi5bbm4ibgnsf2b4"; /* updated by script */
       };
       wmClass = "jetbrains-datagrip";
       update-channel = "DataGrip RELEASE";
  
positive.code: 
    pycharm-community = buildPycharm rec {
      name = "pycharm-community-${version}";
      version = "2019.3.3"; /* updated by script */
      description = "PyCharm Community Edition";
      license = stdenv.lib.licenses.asl20;
      src = fetchurl {
        url = "https://download.jetbrains.com/python/${name}.tar.gz";
        sha256 = "0ly3cdzm4hp4qchdadjmbd39jnqpmpnlk6vgp8s4amsv35b6hydd"; /* updated by script */
      };
      wmClass = "jetbrains-pycharm-ce";
      update-channel = "PyCharm RELEASE";
  
negative.code: 
    clion = buildClion rec {
      name = "clion-${version}";
      version = "2019.3.5"; /* updated by script */
      description  = "C/C++ IDE. New. Intelligent. Cross-platform";
      license = stdenv.lib.licenses.unfree;
      src = fetchurl {
        url = "https://download.jetbrains.com/cpp/CLion-${version}.tar.gz";
        sha256 = "0qmhp0sqcknwgsirnbi6461lzr7mxgrgjsd0q5cxnhscbbczl7pk"; /* updated by script */
      };
      wmClass = "jetbrains-clion";
      update-channel = "CLion RELEASE"; # channel's id as in http://www.jetbrains.com/updates/updates.xml
  