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Andrew Fletcher
Whilst updating nodejs and npm on a Centos 6 or 7 server running Apache, I hit a few walls and as a matter of process found some commands that are handy to run before doing a deep dive in Google.   Cleaning the cache sudo yum clean all rm -rf /var/cache/yum/* To make the cache sudo yum clean all; sudo yum makecacheIf you want to run several commands use semi-colon as noted above.   Updating When running an update command run sudo yum -y...
Andrew Fletcher
Recently I had an error with a domain smtp server not recognising port 587....