Published
Edited
Jan 30, 2022
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y = { var spec_1 = Object.assign({}, spec2); spec_1.data = {values: [...data]}; // needed to init correctly, because of..?
return vega(spec_1, { renderer: 'svg' })}
// I don't want the same event handlers here!!!
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// https://stackoverflow.com/questions/18957972/cartesian-product-of-objects-in-javascript
function cartesianProduct(input, current) {
if (!input || !input.length) { return []; }
var head = input[0];
var tail = input.slice(1);
var output = [];
for (var key in head) {
for (var i = 0; i < head[key].length; i++) {
var newCurrent = copy(current);
newCurrent[key] = head[key][i];
if (tail.length) {
var productOfTail =
cartesianProduct(tail, newCurrent);
output = output.concat(productOfTail);
} else output.push(newCurrent);
}
}
return output;
}
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function copy(obj) {
var res = {};
for (var p in obj) res[p] = obj[p];
return res;
}
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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.
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