When you merge two indexed dataframes on certain values using 'outer' merge, python/pandas automatically adds Null (NaN) values to the fields it could not match
angular-openlayers
asana-connect
uncertainty
geolite2
sfinae
laravel-echo
netapp
go-github
is-uploaded-file
enterprise-library
jboss-4.2.x
juce
post-increment
strtotime
abcpdf
prediction
mission-control
eclipse-emf
dotspatial
npm-cli
spring-social
townedcollection
sass
pendulum
asp.net-blazor
sitecore7
wagtail
kairosdb
uint32-t
calico-project