I want to design specific class hierarchy consisting of three classes: Certificate, Organization, User. Both Certificate and Organization seem to me to be kinda
beta-testing
osgeo
instruction-reordering
system.net
uiviewanimationtransition
phpmailer
type-2-dimension
modalpopupextender
system-profiler
yugabytedb
n-triples
output-redirect
glob
criteria-api
referrer-policy
ar.drone
databricks-autoloader
queueing
s3-object-tagging
stm32f4discovery
hardcode
shopping
mern
pssh
hawkbit
dynamic-links
create-table
r-lib-cpp11
spss
lsa