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
bitly
xmeans
wp-mail
system.xml
frontpage
spss
uncaught-exception
cocos2d-x-4.0
floating-accuracy
qsharedmemory
android-gesture
nextui
authorize.net-webhooks
manticore
sendfile
bsd
nrwl
nimble
vaadin-router
magento2
datadesign
zope
webmethods
agda
next-router
web-sql
bcp
amcharts4
sgplot
authenticity-token