New answers tagged

1

This is not really a question for GIS.SE but I would recommend to use strptime(). var <- strptime("10:30", "%H:%M") You can return the value as time: format(var, "%H:%M") # [1] "10:30" For further question just regarding R I would recommend stackexchange.


0

With arcpy you can automate the creation of a new feature class based on your existing one, moving population from year specific fields into a single field for population, and assigning the appropriate year into a new date field. This creates a new Feature Class with 2 fields - Population and Year - and then loops through your different fields, and copies ...


1

The answer is to use the settings button (spanner/wrench and screwdriver) to the right of the time slider at the bottom of the map. This took me a while to discover. Click on advanced to set the necessary details. You will then get the dialog box to configure your time slider. One problem can be that the interval dropdown does not show all intervals....


1

Disclaimer: I work for iGeolise To model travel times you can use the TravelTime platform API. It uses a range of transport and map sources to produce travel time isochrones including ATOC, DFT, TFL and open street map. The image attached is an example isochrone of all locations reachable within 45 minutes using public transport from Waterloo in London (...


0

As some commenters alluded, SQL is a good option for expressing rather complicated sets of constraints. The sqldf package makes it easy to use SQL's power in R without needing to set up a relational database yourself. Here's a solution using SQL. Before running, I had to rename your data's interval columns to startTime and endTime because the name from is ...


4

A good way to figure out the age of a World Map would be to look at the Political Boundaries of the countries. For eg you can look for the boundaries of the newest formed countries such as South Sudan (formed in July, 2011), Montenegro and Serbia (formed in June, 2006), East Timor or Timor Leste formed in 2002 and so on. You can also look for changed city/...


0

Rookie mistake. Specifying the timezone fixed the issue for me. (App)



Top 50 recent answers are included