research-based web design & usability guidelines (computer psychology 2004)
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Research-Based Web Design & Usability Guidelines (Computer Psychology 2004)TRANSCRIPT
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5/19/2018 | 502: Bad gateway
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Error 502 Ray ID: 41d08c7b927e0ee5 2018-05-18 18:57:18
UTC
Bad gateway
You
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Newark
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The web server reported a bad gateway error.
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