Reuse your government's code

by Tijmen Brommet

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Tijmen Brommet Lead Developer, GOV.UK  Government Digital Service  @tijmenbr

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Steal software from government!

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GDS

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GDS What if it worked for backend code too?

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GDS

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GDS

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GDS

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GDS

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GDS

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GDS

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GDS

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GDS

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GDS Slides will be online at www.tijmen.cc/lrug

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GDS 3 real world apps 3 cool patterns 3 things to help big projects 3 clever team tools

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GDS 3 real world apps 3 cool patterns 3 things to help big projects 3 clever team tools

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A really big app

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GDS This is a text slide

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GDS 8 years of code Rails 3 to Rails 5 lots of domain modelling running single app in 2 modes

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A data warehouse

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GDS

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GDS collects data from our system & analytics uses a star schema database

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A new app

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GDS

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GDS

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GDS

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GDS 3 real world apps 3 cool patterns 3 things to help big projects 3 clever team tools

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Readable feature specs

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GDS {screenie FutureLearn blopo}

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GDS This is a text slide

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GDS This is a text slide

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GDS

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Spam honeypot

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GDS

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GDS

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GDS

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GDS

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Archiving big tables

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GDS 100

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GDS

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GDS

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GDS

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GDS

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GDS

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GDS

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GDS 3 real world apps 3 cool patterns 3 things to help big projects 3 clever team tools

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Conﬁgure lots of GitHub repos

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GDS

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GDS ✅ only allow merge commits ✅ protect master branch ✅ enforce CI checks ✅ add webhooks

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GDS

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GDS

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Share frontend code

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GDS

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GDS app/views/components/_back_link.html.erb app/assets/stylesheets/components/_back-link.scss app/assets/javascripts/components/_back-link.js app/views/components/docs/back_link.yml

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GDS

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GDS example

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GDS

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GDS

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Visual regression testing

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GDS 3 real world apps 3 cool patterns 3 things to help big projects 3 clever team tools

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Seal of approval

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GDS

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GDS

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GDS

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GitHub Trello Poster

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GDS

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Browser extension

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GDS https://www.gov.uk/learn-to-drive-a-car https://www.staging.publishing.service.gov.uk/learn-to-drive-a-car https://www.integration.publishing.service.gov.uk/learn-to-drive-a-car http://www.dev.gov.uk/learn-to-drive-a-car https://www.gov.uk/api/content/learn-to-drive-a-car https://www.gov.uk/api/search.json?ﬁlter_link=/learn-to-drive-a-car https://webarchive.nationalarchives.gov.uk/*/https://www.gov.uk/learn-to-drive-a-car etc etc