Blog
Industry news and comment, from practical tips for publishing open data to inspiring accounts of how open data has changed businesses.
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Regression testing and data checking using SPARQL
Many of our projects involve the transformation of source data from a tabular format into RDF that has been aligned with classes and properties drawn from RDF vocabularies. Over time the source data, target vocabularies and the transforms themselves can be subject to change. We have a growing number of relatively generic regression checks that…
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Securing Infrastructure Monitoring using OAuth2
Andrew, our DevOps engineering lead, talks about his experiences securing infrastructure monitoring with OAuth2, when working on our infrastructure development. This post is one of our #TechTalk posts, that will focus on different areas of our work in the coming months. Part One: the problem The DevOps world has a mature eco-system of Third-Party applications…
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Ansible and using a Bastion server to AWS EC2 instances
Andrew, our DevOps engineering lead, talks about his experiences with Ansible and using a Bastion server to AWS EC2 instances, when working on our infrastructure development. This post is one of our #TechTalk focused posts, that we’ll be focusing on different areas of our work in the coming months. Part One: introduction As I’ve often…
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Adding Welsh language support to UKHPI
The UK House Price Index is a complex data-visualisation web application that presents house price data across the UK, using Ruby on Rails and VueJS. We recently upgraded the site to be fully available in both Welsh and English languages. Here we look at some of the challenges involved in localising a mixed Rails and…
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Automating data pattern recognition for increased efficiency
Redan joined the team this summer for a remote internship, to build tools that would enable us to crunch unstructured data a lot more efficiently.
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Creating RDF Explorer
Another of this year’s interns joined us for a three months placement this summer, having completed a year of Computer Science at Oxford Brookes University. Louise was set to work on an internal project that demonstrates RDF through an application that we hope to embed in our website, before heading back after the summer for…
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Food Alerts API Python Wrapper
The FSA Food Alerts API provides data on alerts regarding food safety and hygiene, ranging from undeclared allergens to pathogen risks. The dataset the API provides has tremendous potential for data analysis which can provide interesting insights about the food market.
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Visualising Linked Data using Tableau – Part 4
Part 4 in a series exploring and demonstrating the use of Tableau Public with Linked Data…
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Data Autopsy by SPARQL – looking for things that don’t join up
As we take data from different sources data quality issues are something that we have to look out for. This post is about the generic SPARQL queries we use to track down ‘dangling references’ and to develop some insight into the systemic causes of the breakage… a “Data Autopsy by SPARQL”