The latest outputs from researchers, alumni and friends at the UCL Centre for Advanced Spatial Analysis (CASA).
The eMOTIONAL Cities project has set out to understand how the natural and built environment can shape the feelings and emotions of those who experience it. At its core lies a Spatial Data Infrastructure (SDI) which combines a variety of … Continue reading
Continue reading »I have always dreamed about doing some contribution towards improving the gender balance in technology, which as you may know, is far from ideal. Fortunately the opportunity arose, when Katrina Walker has invited me to teach the “Data Analytics” bootcamp … Continue reading →
Continue reading »Is PostgreSQL/PostGIS suitable for Big Data? This is a question I have been asking myself for a while, and I now have the opportunity to test it with a PostgreSQL instance from Amazon Web Services (AWS); after all, if such … Continue reading →
I recently implemented an authentication system, supported by a table on the database. In this table, I store the usernames and passwords. The PostgreSQL “pgcrypto” module supports encryption of specific columns, but I wanted to avoid “bulking” my system with … Continue reading →
A while ago, I wrote a post about multi-master replication using symmetricDS. My scenario consists of a system with multiple nodes, all of them writing in their copies of the database. Sometimes the nodes may be offline, but I would … Continue reading →