tags: wrangle

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data, wrangle


Here's how to use data from OpenStreetMap for your infographics • Konrad Lischka


Using OSM Boundaries is simple. Type the name of the city or state or district you are looking for in the search slot above the map. Then OSM Boundaries shows you the correct entry from OSM in the directory tree on the left. Here you select the boundaries you want to export. Important: The tree is hierarchical and you must select all the levels you need. If you select a city and need the boundaries of the underlying urban districts too you have to select...

url: http://www.konradlischka.info/en/2015/05/blog-en/heres-how-you-pull-data-from-openstreetmap-for-your-infographics/

type: article, format: blog



tags: wrangle, clean, data

A free, open source, powerful tool for working with messy data

OpenRefine (formerly Google Refine) is a powerful tool for working with messy data: cleaning it; transforming it from one format into another; and extending it with web services and external data.

url: http://openrefine.org/

type: project, format: none


Using a spreadsheet to clean up a dataset — Data Wrangling Handbook 0.1 documentation


Cleaning data is an essential step in increasing the quality of data. This Data Wrangling Handbook recipe looks at six common ways that a dataset is ‘dirty’ and walks through time-saving ways you can use a spreadsheet to fix them and ‘clean’ the dataset.

url: http://datapatterns.readthedocs.org/en/latest/recipes/cleaning-data-with-spreadsheets.html

type: article, format: none