Help
R Need help with R? Have technical questions? Want to share code with others? Post it here! Python Need help with Python? Have technical questions? Want to share code with others? Post it here! Tutorials Deep dives into various tutorials created for and by the community
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Tutorial: How to Access Files via the API
To test out the Data API yourself, check out this Google Colab notebook tutorial. Definition of Terms What is the Data API? Data API is a REST API that allows authorized users to programmatically and securely retrieve… |
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6 | 689 | February 23, 2023 |
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New to the community? Start Here!
Before posting, we recommend reviewing our Guidelines. Below are a few steps and resources to help you learn more about what you can find in this community. Step 1: Log in Many of you are new to Dewey, and others are n… |
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10 | 1872 | January 19, 2022 |
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Have a general question?
Have a general question? We’re here for you. Guidelines: Before asking a new question please search this forum, our FAQs. To ask a question specific to a data partner, visit the [Data Partners category]. Find the … |
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2 | 1100 | August 30, 2021 |
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Frequently Asked Questions
Are you curious how often SafeGraph data is updated? How to work with the Patterns columns that contain JSON? Or what changes were made since the last release? If yes, you are like many community members, which is why w… |
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0 | 1037 | July 28, 2021 |
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How to Use Placekey
A Placekey is a universal identifier for places used to solve address matching problems. To get started we recommend you checkout the Placekey site. On top of the website here are the most helpful resources to go from z… |
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1 | 301 | August 2, 2021 |
| Already subscribe but still not receiving the weekly pattern data |
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1 | 19 | March 22, 2023 |
| Does anyone know why there are so many zero visits for schools? |
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1 | 17 | March 22, 2023 |
| Error with Arrow package to read in multiple SafeGraph csv.gz files |
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1 | 35 | March 22, 2023 |
| How to download all weekly data? |
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1 | 38 | March 13, 2023 |
| Downloading data to use with safegraphR |
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0 | 20 | March 10, 2023 |
| Can I Get an Address From a Placekey? |
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0 | 16 | March 10, 2023 |
| POI Counts Clarification |
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5 | 26 | March 9, 2023 |
| How to open Revelio data |
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1 | 33 | March 9, 2023 |
| Where to find the downloaded Revelio Lab sample |
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2 | 29 | February 23, 2023 |
| Can I define my own POIs? |
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2 | 29 | March 1, 2023 |
| Which Year of Geography Geometries Used in Safegraph Pattern Data |
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0 | 25 | February 11, 2023 |
| Where are SafeGraph monthly patterns files for Jan-June 2022? |
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6 | 51 | February 12, 2023 |
| Where can I find the Metadata? |
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4 | 41 | March 6, 2023 |
| Spend data census block |
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1 | 42 | February 10, 2023 |
| Can I use the API without a subscription? |
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6 | 50 | February 14, 2023 |
| What is the average wait time to download requested file |
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1 | 20 | February 6, 2023 |
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Tutorial: process SafeGraph patterns files in parallel with R: mclapply & data.table
Hi all, Since the Dewey API doesn’t allow selection by geography, it can be challenging to track a few places over time, since one must read & process all available patterns for each time-point. In my case, I’m reading … |
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2 | 59 | March 22, 2023 |
| Census Blockgroup data and Connecticut |
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3 | 47 | January 24, 2023 |
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Tutorial: processing SafeGraph in R with Apache Arrow
Hi all, I just worked through an example of processing SafeGraph csv files using R’s arrow package, and I thought this might be of general interest. Arrow allows many files to be processed as a set without loading all o… |
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1 | 100 | March 22, 2023 |
| Unexpected Error in Dewey Data API Access |
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2 | 69 | January 16, 2023 |
| Airport visits not included in the Monthly Patterns data |
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2 | 53 | January 9, 2023 |
| Problem obtaining Oauth token (curl) |
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4 | 70 | December 21, 2022 |
| Cancel monthly subscription |
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1 | 60 | December 21, 2022 |
| SafeGraph Matching service |
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5 | 57 | December 20, 2022 |
| Locate & download safegraph files: Open Census Data and Places Global - Airports |
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3 | 136 | December 20, 2022 |