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Questions - tmap

Tmap: Cannot create school district map for national level

I want to plot school districts on a national map in R using the library Tmap. I used a shapefile from the official website, the National Center for Education Statistics, for school district boundarie...
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Kob

r

sf

tmap

usmap

Votes: 0

Answers: 1

Latest Answer

Thanks to @mrhellmann, who figured out the minor mistake I made, you need to assign the map data to a new variable after using st_make_valid. I used the following code to plot the district-level data ...
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Kob

Talend tMap expression comparison

I have two connections to different databases. Two dates come from them. Through the tMap component, I want to compare these dates according to the condition that if hive_data > postgres_data or po...
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Arthur Tron

talend

tmap

Votes: 0

Answers: 1

Latest Answer

If you want to compare date, use TalendDate.compareDate() . The TalendDate.compareDate function in Talend is used to compare two dates and returns an integer value indicating their relative order. The...
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Corentin

Is it possible to exclude areas of maps made with sf and tmap?

I have created a map of Europe using a shape file downloaded from Eurostat. The file also includes several European administered areas such as French Guiana. I would like to exclude these areas. Is th...
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sard

r

sf

tmap

Votes: 0

Answers: 2

Latest Answer

Yes, you can. There is an option in tm_shape called bbox that is the one you should use to specify the limits of your map. One important thing to remember (the tricky part) is that the box should be i...
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dieghernan

Remove the outer boundary of the US using tidycensus, sf, and/or tmap packages

I downloaded the polygons for the contiguous United States from the tidycensus package. However, due to mapping needs, I would like to remove the outline of the US from the polygon, leaving the intern...
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z_11122

r

gis

sf

tmap

tidycensus

Votes: 0

Answers: 1

Latest Answer

So here the strategy would be: Create a single POLYGON of the contiguos US and cast it to LINESTRING (in fact, this is just to create the country borders using contig_48). Create a small buffer of th...
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dieghernan

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