earthquake feed example

[barcat.git] / barcat

diff --git a/barcat b/barcat
index c1e1d079ce40d75a5cf04a5a68fd499d222a2cd7..5863c4c952b527438ef29accfc93b9681de71272 100755 (executable)
--- a/barcat
+++ b/barcat
@@ -355,6 +355,11 @@ Any kind of database query with counts, preserving returned alignment:
     echo 'SELECT count(*),schemaname FROM pg_tables GROUP BY 2' |
     psql -t | barcat -u
 
+Earthquakes worldwide magnitude 1+ in the last 24 hours:
+
+    https://earthquake.usgs.gov/earthquakes/feed/v1.0/summary/1.0_day.csv |
+    column -tns, | graph -f4 -u -l80%
+
 External datasets, like movies per year:
 
     curl https://github.com/prust/wikipedia-movie-data/raw/master/movies.json |
@@ -389,6 +394,12 @@ Or the top 3 most frequent authors with statistics over all:
 
     git shortlog -sn | barcat -L3 -s
 
+Activity of the last days (substitute date C<-v-{}d> on BSD):
+
+    ( git log --pretty=%ci --since=30day | cut -b-10
+      seq 0 30 | xargs -i date +%F -d-{}day ) |
+    sort | uniq -c | awk '$1--' | graph
+
 =head1 AUTHOR
 
 Mischa POSLAWSKY <perl@shiar.org>