~/talks

Sean Marcia

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titleconferencedate
Get the Most Out of GitHub CopilotGOTO Chicago 20242024-10-21
Live demos walk through autocomplete and Copilot Chat in VS Code and on github.com, using Copilot to explore repos, summarize PRs and issues, and scaffold UI…
Talk on
Pictures Of You, Pictures Of Me, Crypto SteganographyRailsConf 20222022-05-17
A string of Buffy Babylon 5 and Firefly images actually contains hidden messages extracted by reading the least significant bits of RGB pixels and reassembling…
Talk on
Pictures Of You, Pictures Of Me, Crypto SteganographyStrange Loop 20212021-09-30
Friend sends Buffy Babylon 5 and Firefly images that actually carry hidden text, decoded by extracting the least significant bit (and sometimes the two least…
Talk on
Lightning TalksRubyConf 20192019-11-18
Twenty four rapid items actually state what was done: a call for Ruby for Good volunteers; a concrete push to use make for build glue instead of misusing rake…
Lightning on
Panel: Developer Happiness through Getting InvolvedRailsConf 20172017-04-25
Three-day Ruby for Good retreats build real CRUD apps for nonprofits, replacing pen‑and‑paper processes; many issues are tagged help wanted/good first commit…
Panel on
Panel: Ruby's Killer Feature: The CommunityRailsConf 20172017-04-25
Panel gives concrete tactics: Ruby for Good builds software over a weekend for nonprofits, tracks gender mix (about 44% women at recent events), and uses…
Panel on
Ruby, Red Pandas, and YouRubyConf 20162016-11-10
A system identifies red pandas in long nest‑box videos by sampling one frame per second with FFMPEG, uploading with paperclip + jquery file upload (nginx…
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Ruby in 79 AD (Open Sourcing my Role as Indiana Jones)RubyConf 20152015-11-15
Open source work with academics pays off: a CSV importer replaces a brittle File Maker Pro workflow, a simple Rails app with login upload review and locking…
Talk on
Saving the World (Literally) with RubyRubyConf AU 20152015-02-04
Two-thirds of managed hives die in Virginia so a low‑cost monitoring rig uses raspberry pi + rails and a webcam plus sensors to record temperature weight…
Talk on
Saving the World (Literally) with Ruby on RailsRailsConf 20142014-04-22
Two thirds of Virginia hives have died and about 35% of managed hives collapse, so a field system gets built to monitor temperature, humidity and weight with…
Talk on
Lightning TalksRailsConf 20142014-04-22
A rapid-fire sequence of demos and claims: micro‑events announce a Ruby hackfest; benchmarks compare JSON, MessagePack and Protocol Buffers across Ruby, Python…
Lightning on
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