In readr, where combine using parameter col_names = TRUE and col_character as below code3, it's failed and the error message as attached image. Anyone can help
r-markdown
cl
procmail
insmod
pythonping
texel
delete-method
conftest
vcr
wsl-2
key-attestation
struts-tags
outer-classes
nspopupbutton
java-ee-7
marklogic-9
statsd
clistctrl
rythm
cbcentralmanager
nsuserdefaults
null-layout-manager
cluster-manager
modbus
vlookup
angular2-di
full-outer-join
ng2-google-chart
dynamic-dll-import
istream-iterator