docs: public static String getAbsolutPathWithoutFilename(final File file)
  	{
  		final String absolutePath = file.getAbsolutePath();
  		int lastSlash_index = absolutePath.lastIndexOf("/");
  		if (lastSlash_index < 0)
  		{
  			lastSlash_index = absolutePath.lastIndexOf("\\");
  		}
  		return absolutePath.substring(0, lastSlash_index + 1);
  	}