NewYorkCity Neighborhoods map with QGis, LeafletJS e PostGIS

Sono 5 le “città” che formano New York City e ognuna di esse ha avuto un passato urbanistico diverso che ha portato all’evoluzione di questi Neighborhoods in modo radicale con i propri abitanti. Manhattan con a sua volta divisa in Upper, Middle, Down, rimane il punto di riferimento per tutti, ma solo insieme agli altri […]

Amsterdam Neighborhoods map with QGis, LeafletJS e PostGIS

Each area of Amsterdam has its own character and charm, and its own unique variety of shops, restaurants, cafes, museums and attractions. Take time to discover the city’s hidden treasures in Amsterdam’s neighbourhoods. Neighborhoods: Westerpark NDSM Wharf Noord Technical notes: this map was created with QGis and the data stored in a Postgres / PostGIS […]

The Top Trends in Data Visualization for 2018

Data science is a rapidly growing career path and leaders across all industries, fields, and governments are putting their best minds to the task of harnessing the power of location data. Data science is a rapidly growing career path and leaders across all industries, fields, and governments are putting their best minds to the task […]

GB Geojson

What is the difference between Lon, Lat and OS National Grid? The “Lon, Lat” and “OS National Grid” switch in gb-geojson toggles the editable GeoJSON display between two different coordinate reference systems; ESPG:4326 and ESPG:27700. This changes the appearance of the cartesian coordinate data to and from the recognisable Longitude, Latitude coordinates and Ordnance Survey Eastings, Northings used by maps […]