RubyでWeb画面キャプチャして切り取る - Qiita# cat /etc/redhat-release CentOS Linux release 7.2.1511 (Core) # yum -y install firefox # yum -y install xorg-x11-server-Xvfb # yum -y install ImageMagick.x86_64 ImageMagick-devel.x86_64 # yum -y groupinstall "Japanese Support" # yum -y install ipa-pgothic-fonts.noarch
