anchor.diff:                  p Scala and Reactive Programming Practice in Mobile Social Networks
                     span on 5 May, Mon
                   p.tagline by Bubbly TechTalks
  +            li
  +              a(href='https://www.facebook.com/events/282376515263978')
  +                p iOS Dev Scout May Meetup
  +                  span on 5 May, Mon
  +                p.tagline by iOS DevScout
               li
                 a(href='http://www.meetup.com/Singapore-Android-Developers/events/178965412/')
                   p May Meetup + Startup Asia SG
  
positive.code:           ul.open-list.first
  
              li
                a(href='http://www.meetup.com/DataScience-SG-Singapore/events/171898992/')
                  p MOOC Study Group @ Data Science SG
                    span on 26 Apr, Sat
                  p.tagline by DataScience SG
              li
                a(href='http://www.meetup.com/DataScience-SG-Singapore/events/170832262/')
                  p DataScience SG Meetup -Social Media Analytics
                    span on 26 Apr, Sat
                  p.tagline by DataScience SG
              li
                a(href='https://www.facebook.com/events/677139548999668')
                  p Front end developer meetup
                    span on 28 Apr, Mon
                  p.tagline by Front End Developers Singapore
              li
                a(href='http://www.meetup.com/Singapore-Ruby-Group/events/174440162/')
                  p April Meetup
                    span on 29 Apr, Tue
                  p.tagline by Singapore Ruby Group
              li
                a(href='https://www.facebook.com/events/1382226208697470')
                  p Singapore PHP User Group Meetup (April 2014)
                    span on 30 Apr, Wed
                  p.tagline by Singapore PHP User Group
              li
                a(href='http://sg.hackandtell.org/')
                  p Hack and Tell
                    span on 1 May, Thu
                  p.tagline by SG Hack and Tell
              li
                a(href='https://www.facebook.com/events/1421654661427734')
                  p Be a Maker: Lets make a carnival game
                    span on 3 May, Sat
  
negative.code:                   span on 9 May, Fri
                  p.tagline by Hackers and Painters
              li
                a(href='http://www.meetup.com/R-User-Group-SG/events/171103862/')
                  p May Short Talks
                    span on 14 May, Wed
                  p.tagline by R User Group - Singapore (RUGS)
              li
                a(href='http://www.meetup.com/DataScience-SG-Singapore/events/172525552/')
                  p MOOC Study Group @ Data Science SG
                    span on 24 May, Sat
                  p.tagline by DataScience SG
              li
                a(href='http://www.eventbrite.com/e/hack-night-shells-and-environments-tickets-6925068065')
                  p Hack Night - Shells and Environments
                    span on 29 May, Thu
                  p.tagline by Neo Singapore
              li
                a(href='http://www.meetup.com/DataScience-SG-Singapore/events/171899412/')
                  p DataScience SG Meetup
                    span on 31 May, Sat
                  p.tagline by DataScience SG
              li
                a(href='https://www.eventbrite.com/e/matt-mullenweg-live-tickets-3836477006')
                  p Matt Mullenweg Live!
                    span on 4 Jun, Wed
                  p.tagline by Singapore PHP Developers
  
          section
            h3 open source
  