"Get 50% off [OSI Affiliate] @linuxfoundation training and certification" by @castrojo
http://insights.ubuntu.com/2016/12/15/get-50-off-linux-foundation-training-and-certification/ …
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"Get 50% off [OSI Affiliate] @linuxfoundation training and certification" by @castrojo
http://insights.ubuntu.com/2016/12/15/get-50-off-linux-foundation-training-and-certification/ …