astronauts = [
'Neil Armstrong',
'Buzz Aldrin',
'Pete Conrad',
'Alan Bean',
'Alan Shepard',
'Edgar Mitchell',
'David Scott',
'James Irwin',
'John Young (astronaut)',
'Charles Duke',
'Eugene Cernan',
'Harrison Schmitt',
'Frank Borman',
'Jim Lovell',
'Bill Anders',
'Thomas P. Stafford',
'Michael Collins (astronaut)',
'Richard F. Gordon Jr.',
'Jack Swigert',
'Fred Haise',
'Stu Roosa',
'Al Worden',
'Ken Mattingly',
'Ron Evans'
]
groups = chunkBy(astronauts, 20)
docs = {
let opts = {'Api-User-Agent': 'wtf_wikipedia example'}
const doit = function(group){
return wtf.fetch(group, opts) //returns a promise
}
//only allow three requests at a time
return slow.three(groups, doit).then(responses=>{
//flatten the results
return [].concat.apply([], responses);
})
}
birthDays = {
return docs.map(doc => {
let birthday = null
// no infobox for Richard Gordon
if (doc.infobox() && doc.infobox().get('birth_date')) {
birthday = doc
.infobox()
.get('birth_date')
.text()
}
return {
name: doc.title(),
birthday: birthday
}
})
}
html`<table>${birthDays.map((o)=> '<tr><td><a href="https://en.wikipedia.org/wiki/'+o.name+'">'+o.name+'</a></td><td>'+o.birthday+'</td></tr>').join('\n')}
</table>`
cats = {
return docs.map((doc) => {
let categories = null;
if (doc.categories) {
categories = doc.categories();
}
return categories;
});
}
allcats = [].concat.apply([], cats)
aq.from(_.countBy(allcats)).orderby(aq.desc("value")).view()
aq.from(_.countBy(allcats)).orderby(aq.desc("value")).objects()
wtf = require('wtf_wikipedia')
slow = require("slow")
chunkBy = function(arr, chunkSize) {
var groups = [], i;
for (i = 0; i < arr.length; i += chunkSize) {
groups.push(arr.slice(i, i + chunkSize));
}
return groups;
}
wtf.version
import { aq, op } from "@uwdata/arquero"
Purpose-built for displays of data
Observable is your go-to platform for exploring data and creating expressive data visualizations. Use reactive JavaScript notebooks for prototyping and a collaborative canvas for visual data exploration and dashboard creation.
