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Best-practice questions generally involve a short guide or tutorial related to an outstanding example of the use or implementation of Open Data principles or practices.

6 votes

What type of software is used by the Open Data community?

You cannot find "THE" best answer for this question. It always depends of what you want to do with the data. Statistic Analysis If you want to make a statistic analysis, you can use python like the q …
Tasos's user avatar
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3 votes
Accepted

Captcha in a website with open data

It might be consider illegal. Autofilling captcha is a blackhat toolbox and in most of the cases you should avoid it. The best thing you can do is read the "term of uses" of the site and if you cannot …
Tasos's user avatar
  • 4,714
4 votes

Optimal Data Format(s) for Open GIS Data Repositories?

I would say that geojson is in the top of my personal list. JSON is really easy to use it with a programming language, especially with Python that I am familiar with. Also, it is easy for conversions. …
Tasos's user avatar
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5 votes
Accepted

Techniques for Pulling Prices for a Large Number of Amazon Items

As I can understand from this blog post they split the database in groups of interest and they update products in base of these groups. Without Ι know more than this blog post, several companies prov …
Tasos's user avatar
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56 votes
Accepted

A Python guide for open data file formats

Here is a guide for each file format from the Open data handbook and a suggestion with a Python library to use. JSON is a simple file format that is very easy for any programming language to read. It …
Tasos's user avatar
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5 votes

A web API user's guide for free and open data

I found this website (http://www.datasciencetoolkit.org/). There is an API collection in there with great tools, especially to "clean" and prepare your open datasets for analysis and visualization. A …
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8 votes

Tool to extract the main concepts/topics from web pages

You can use DBpedia Spotlight to extract semantic annotations from DBpedia. Here is the code for Python. You will need these libraries: BeautifulSoup urllib2 urllib json The example is only for o …
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