Synchronizing fireflies, a game on computer networks, and open source sustainability

It’s officially summer! I know I’m looking forward to warmer weather, longer days, and possibly a vacation or two! What are your favorite things about summer?


Fireflies: In honor of summer, here’s a beautiful simulation of synchronizing fireflies.

CS4G Netsim: A game about how computer networks work.

For a Good Strftime: A tool to make it easier to generate strftime format strings (which can be cryptic).


What Remote Work Has Taught Me About CommunicationStephanie Morillo (a contributor for The Responsible Communication Style Guide) wrote about remote work.


Greater Than Code Episode @035: Behind the Scenes at npm with Laurie Voss: In this episode, Laurie Voss talks about what goes on behind the scenes at npm, including setting workplace culture, technical hiring, and organizing engineers.

The Frontside Podcast Episode 071: Labor Organizing and Open Source Sustainability with Audrey Eschright: Our own Audrey Eschright talks about why labor organization in open source is imperative for sustainability.

Managing For Career Development with Claire Lew and Dan HodosClaire Lew, the CEO of Know your Company, and Dan Hodos, Table XI’s Director of Operations, join Noel Rappin to discuss why listening is the most important thing you can do when getting feedback, how specific questions can break the “fine” reflex, how sticky notes can help with career growth, and the one thing you should never do in a one-on-one meeting.

Conference Talk of the Week:

This talk is part of our “Favorite Talks” YouTube Playlist. Check it out and subscribe! 

“Martyrs on Film: Learning to Hate the #oncallselfie” by Alice Goldfuss

Alice Goldfuss talks at Monitorama about being on call, selfies, and the impact they have. (Skip ahead to 1:28:30)

Upcoming Events:

All conferences have been screened and abide by clear and strict Codes of Conduct.

PyCon CZ:
Thursday, June 8th – Saturday, June 10th: Prague

CircleCityCon 4.0:
Friday, June 9th – Sunday, June 11th: Indianapolis, Indiana

Friday, June 16th: Arlington, VA

O’Reilly’s Fluent Conference: Building a Better Web
Monday, June 19th – Thursday, June 22nd: San Jose, California

O’Reilly’s Velocity Conference: Build Resilient Distributed Systems
Monday, June 19th – Thursday, June 22nd: San Jose, California

Open Source Bridge
Tuesday, June 20th – Friday, June 23rd: Portland OR

We RISE Women in Tech Conference:
Friday, June 23rd – Saturday, June 24th: Atlanta Georgia

Saturday, June 24th: New York City

Joy of Coding:
Friday, June 30th: Rotterdam, Netherlands

PolyConf: The Universe of Programming Languages
Friday, July 7th – Sunday, July 9th: Paris, France

An Event Apart:
Monday, July 10th – Wednesday, July 12th: Washington, D.C.

Thursday, July 13th – Friday, July 14th: Denver, CO

GopherCon: The Largest Go Conference in the World
Wednesday, July 12th – Saturday, July 15th: Denver, CO

Non Binary in Tech:
Saturday, July 29th: London, England

Kansas City Developer Conference:
Thursday, August 3rd – Friday, August 4th: Kansas City, Missouri

PyCon Australia:
Thursday, August 3rd – Tuesday, August 8th: Melbourne, Australia

That Conference: Summer Camp for Geeks:
Monday, August 7th – Wednesday, August 9th: Wisconsin Dells, WI

Thursday, August 10th – Friday, August 11th: Seattle, WA

Deccan RubyConf:
Friday, August 12th: Pune, India

Sunday, August 13th – Friday, August 18th: Spokane, Washington

FOSS4G: International Conference for Free and Open Source Software for Geospatial
Monday, August 14th – Saturday, August 19th: Boston, MA

Wonder Woman Tech
Friday, August 18th – Sunday August 20th: Long Beach, CA

Uptime Conf: by Code & Supply
Thursday, August 24th – Friday, August 25th: Pittsburgh, PA

Wednesday, August 23rd – Saturday, August 26th: Portland, Oregon

An Event Apart:
Monday, August 28th – Wednesday, August 30th: Chicago, IL

Full Stack Fest:
Monday, September 4th – Friday, September 8th: Barcelona, Spain

Pacific Northwest PHP:
Thursday, September 7th – Saturday, September 9th: Seattle, WA

RubyConf: Columbia:
Friday, September 8th – Saturday, September 9th: Medellín, Colombia

Monday, September 18th: Sandy, Utah

Twilio: SIGNAL:
Tuesday, September 19th: London, England

Wednesday, September 22nd – Friday, September 24th: Atlanta, GA

Strange Loop:
Thursday, September 28th – Saturday, September 30th: St. Louis, MO

Friday, September 29th – Saturday, September 30th: Budapest

Saturday, October 7th – Sunday, October 8th: Raleigh, NC

All Things Open:
Monday, October 23rd – Tuesday, October 24th: Raleigh, NC

Monday, October 23rd – Thursday, October 26th: Las Vegas, NV

Sunday, October 29th – Friday, November 3rd: San Francisco, CA

An Event Apart:
Monday, October 30th – Wednesday, November 1st: San Francisco, CA

Monday, November 6th – Friday, November 10th: Malmö, Sweden

An Event Apart:
Monday, December 11th – Wednesday, December 13th: Denver, CO

Call For Proposals:

Tech Inclusion – Apply Anytime!
DevOpsDays Chicago – Closes June 17th
DevOpsDays Kansas City – Closes June 30th
Elixirocks – Closes June 30th
.NET/FRINGE/(Travel Expense Reimbursement Opportunities!)
DevFest Siberia – Closes July 1st (Travel Expenses Covered!)
GopherCon – Closes July 7th
PyGotham – Closes July 18th
DevOps Days Madison – Closes August 1st
Keep Ruby Weird – Closes August 27th
Wonder Woman Tech: Washington DC: Closes September 15th

Do you know an upcoming conference or CFP that should be included? Email leads to

Want to hear more?

Mandy Moore, also known around the Internets as @therubyrep, is a podcast production expert, mother of orange tabbies, and sucker for bad reality television. She adores her 7-year-old daughter, Reese’s peanut butter cups, and sitting around fire pits while listening to country music. She is a huge advocate for STEM education and women in technology. She is also the show manager and maintainer of Greater Than Code

Photo credit Samuel_Leo (CC BY 2.0)