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Observable
The end-to-end solution for building and hosting better data apps, dashboards, and reports.
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Edited
Jul 19, 2022
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Examples for Data Analysts
Discovering Date PatternsCorrelation over timeTargets vs. ActualsUser Retention with SegmentsIntroduction to dataSpreadsheet-based data collaboration gets supercharged with ObservableSummary TableConnecting to databasesObservable for Excel Users: Introduction
Data Loading and Cleanup
Adding Columns to DataAnalyzing DataModeling in ObservablePlot for Matplotlib Users: OverviewUpset Plots with Observable PlotDistributions and summary statistics - a collection of Plot examplesSankey With Animated GradientsHacking Power BI Charts with PlotNF Difference ChartGreenhouse gas emission projectionsConcentration values vs. TimePlot: regression
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Observable for Excel Users
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viewof table = Inputs.table(faaLaserStrikes)
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faaLaserStrikes.length
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allStates = faaLaserStrikes.map(row => row.State)
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distinctStates = new Set(allStates.sort(d3.ascending))
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fixStates = ({FLorida: "Florida", DC: "D.C.", "District of Columbia": "D.C.", "Marina Islands": "Mariana Islands", Massachussets: "Massachusetts", "Northern Marianas Is": "Mariana Islands", "Northern Marina Islands": "Mariana Islands", Oho: "Ohio", Teas: "Texas", VA: "Virginia", "Virgin Islands": "U.S. Virgin Islands", Miami: "Florida", "North Hampshire": "New Hampshire", Mexico: "New Mexico"})
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fixedStates = faaLaserStrikes.map(row => {
return {
...row,
State: row.State in fixStates ? fixStates[row.State] : row.State
}
})
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new Set(fixedStates.map(row => row.State).sort(d3.ascending))
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import {fiveyears as faaLaserStrikes} from "@observablehq/faa-laser-reports-data"
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One platform to build and deploy the best data apps

Experiment and prototype by building visualizations in live JavaScript notebooks. Collaborate with your team and decide which concepts to build out.
Use Observable Framework to build data apps locally. Use data loaders to build in any language or library, including Python, SQL, and R.
Seamlessly deploy to Observable. Test before you ship, use automatic deploy-on-commit, and ensure your projects are always up-to-date.
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