Email: leaders@warszawa.jug.pl
Meetup: Warszawa-JUG
YouTube: http://www.youtube.com/channel/UC2coGyxf5x_CzJ3l4F-N-Sw
Twitter: @warszawajug
Facebook: warsawjug
Slack: jvm-poland
Github: warszawajug
Email: leaders@warszawa.jug.pl
Meetup: Warszawa-JUG
YouTube: http://www.youtube.com/channel/UC2coGyxf5x_CzJ3l4F-N-Sw
Twitter: @warszawajug
Facebook: warsawjug
Slack: jvm-poland
Github: warszawajug