I'm a bit confused on how to populate my new column based on character combinations I have from each of my other columns. Here is my original dataframe: df <
netbeans6.8
sframe
clickhouse-client
getconstructor
dlm
multichoiceitems
ios15.2
gulp-babel
bnlearn
tracking-pixel
background-blend-mode
nsfilepromiseprovider
sp
rope
gac-msil
reinterpret-cast
concurrent.futures
wijmo5
cythonize
mobx-react-lite
qweb
cufflinks
bks
autocomplete
zohobooks
v4-printer-driver
cordova-3
startup
epmd
tolist