Albert Still albertstill
albertstill
/ enigma_machine.rb
Last active
February 25, 2021 18:46
Understand how the Enigma machine works with 30 lines of Ruby
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| Plugboard = Hash[*('A'..'Z').to_a.sample(20)] | |
| Plugboard.merge!(Plugboard.invert) | |
| Plugboard.default_proc = proc { |_, key| key } | |
| def build_a_rotor | |
| Hash[('A'..'Z').zip(('A'..'Z').to_a.shuffle)] | |
| end | |
| ROTOR_1, ROTOR_2, ROTOR_3 = build_a_rotor, build_a_rotor, build_a_rotor |
albertstill
/ IntrospectionQueryTypeQuery.js
Last active
August 29, 2015 14:24
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| query IntrospectionQueryTypeQuery { | |
| __schema { | |
| queryType { | |
| name | |
| fields { | |
| name | |
| description | |
| type { | |
| name | |
| kind |
albertstill
/ IntrospectionMovieNestedFieldsQuery.js
Last active
August 29, 2015 14:24
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| query IntrospectionMovieNestedFieldsQuery { | |
| __type(name: "Movie") { | |
| name | |
| description | |
| fields { | |
| name | |
| description | |
| type { | |
| name | |
| kind |
albertstill
/ IntrospectionImdbNestedFieldsQuery.js
Last active
August 29, 2015 14:24
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| query IntrospectionImdbNestedFieldsQuery { | |
| __type(name: "Imdb") { | |
| name | |
| description | |
| fields { | |
| name | |
| description | |
| type { | |
| name | |
| kind |
albertstill
/ FetchInceptionQuery.js
Created
July 8, 2015 18:41
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| query FetchInceptionQuery { | |
| movie(title: "Inception") { | |
| title | |
| director | |
| actors | |
| released | |
| type | |
| plot | |
| poster | |
| director |
albertstill
/ App.js
Last active
August 29, 2015 14:27
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| import Post from './Post'; | |
| class App extends React.Component { | |
| render() { | |
| return ( | |
| <div> | |
| <h1>Post list</h1> | |
| <ul> | |
| {this.props.posts.edges.map(edge => | |
| <Post key={edge.node.id} post={edge.node} /> |
albertstill
/ PostIndex.js
Last active
August 4, 2020 00:53
Facebook Relay continuous scrolling example
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| class PostIndex extends React.Component { | |
| state = { loading: false }; | |
| componentDidMount() { | |
| window.onscroll = () => { | |
| if (!this.state.loading | |
| && (window.innerHeight + window.scrollY) | |
| >= document.body.offsetHeight) { | |
| this.setState({loading: true}, () => { |
albertstill
/ deploy_to_staging.sh
Last active
February 17, 2018 15:43
Build a static site from a Rails app using Wget and AWS S3
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| # precomile the static assets the HTML pages link to such as the .js, .css and .jpg files | |
| RAILS_ENV=production bundle exec rake assets:precompile | |
| # circleci has RAILS_ENV & RACK_ENV env variables set to test need to override. -d runs | |
| # the server as a daemon. | |
| RAILS_ENV=production RACK_ENV=production bundle exec rails s -d | |
| # wait for server to load | |
| sleep 10 |
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| machine: | |
| ruby: | |
| version: 2.2.3 | |
| dependencies: | |
| pre: | |
| - sudo pip install awscli | |
| # gets verion 1.15 instead of 1.13.4 | |
| - sudo apt-get update; sudo apt-get install wget |
albertstill
/ deploy_staging_to_production.sh
Created
January 21, 2016 09:29
Script that pushes a staging buckets data to a production bucket
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| # delete flag means files that exist in the prod bucket but not in the staging | |
| # bucket are deleted during sync | |
| aws s3 sync s3://staging.mybucket.com s3://mybucket.com --delete --region eu-west-1 |
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