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Sheena O'Connell

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Playing the long gameNDC London 20262026-01-26
Argues that LLM progress is messy not linear: scaling laws conflict, inference tricks matter, and DeepSeek R1 trains for about a tenth of GPT‑4 cost, which…
Talk on
Keynote - Power to the People who Teach the People with Sheena O'ConnellDjangoCon US 20242024-09-22
Argues that one‑on‑one tutoring plus mastery‑based learning reliably moves average outcomes by two standard deviations (Bloom’s two‑sigma → ~2.2% failing)…
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A Tale from the TrenchesPyCon Italia 20242024-05-22
An on-premises training centre suddenly sends 250 learners home and builds a remote system that tracks progress as a knowledge graph, creates GitHub repos for…
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Django Rest Framework + ReduxPyConZA 20212021-10-07
A package connects Django Rest Framework to Redux to manage API state and avoid reimplementing fetch/update logic across frontends, claiming normalized…
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Welcome to Day 2PyConZA 20212021-10-07
Morning announcements note one talk is cancelled due to a family emergency and the schedule may shift; conference videos stay online unless a speaker requests…
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Panel Discussion: Educating CodersPyConZA 20212021-10-07
Umuzi runs a one-year course that splits each 4–6 week module into half classroom and half real build work, teaches Git, testing and TDD, and requires students…
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Friday Lightning TalksPyConZA 20212021-10-07
Event: PyConZA 2021 URL: https://2021.za.pycon.org/talks/lightning-talks/ The Friday lightning Talk session, which replaced the closing keynote after the…
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ClosingPyConZA 20212021-10-07
Closing counts: 225 tickets sold, 24 speakers, and 168 questions asked through the conference bot, with 1,700+ YouTube views. One live quiz yields a single…
Talk
Apache Airflow @ Umuzi.orgPyConZA 20192019-10-09
Umuzi uses Apache Airflow to replace brittle cron and ad hoc scripts that handled thousands of applicant records, moving to dynamic DAG generation…
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