The colon syntax can be useful when in project views/partials where you are mixing html and php. Below are some examples for quick reference.

yum install *sdt-devel libdb-devel qdbm-devel libdb-sql-devel libdb4-devel libdbi-devel libjpeg-turbo-devel libvpx-devel libpng-devel libXpm-devel recode-devel net-snmp-devel

yum install systemd-devel  enchant-devel aspell-devel