HTML Academy

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SSL Error When installing rubygems, Unable to pull data from 'https://rubygems.org/

Make sure you use latest rvm: rvm get stable Then you can do two things: Update certificates: rvm osx-ssl-certs update all Update rubygems: rvm rubygems latest OR gem sources -r https://rubygems.org gem sources -a http://rubygems.org ...

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VirtualBox: access Windows-host shared folders from Ubuntu-guest

This is the scenario that you run Windows as your host operating system and Ubuntu in a VirtualBox, and that you want to access a specific Windows folder from Ubuntu. First you have to make sure that have install Guest Additions. From the VirtualBox’s menu go to Devices → Install Guest Additions…This will mount a virtual CD on your /media/cdrom. Normally this folder’s window will show up. As root run the programVBoxLinuxAdditions.run. When the program completes reboot your VirtualBox. With Guest Additions installed you...

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