Install Redis server on CentOS

Setup and monitor Redis server

Hey, I’m a Web application developer! I’m wondering how to populate the database not only with lowest-cost but also high performance. Redis is a good idea. Why should you add a Redis server into your…

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Q2A error: Undefined index eval()’d code

How to fix this error in your question2answer website? Notice: Undefined index: part in qa-include/qa-base.php(510) : eval()’d code on line 189 Just one line code. Because it’s just php notice , you can disable the…

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Missing field “mainEntity” on Q2A

Hi Q2A webmasters! Today I go to Google Search Console , I’ve found an error message with my question2answer website: Missing field “mainEntity” I follow the instructions from the official website: https://www.question2answer.org/qa/70061/schema-org-errors-mainentity-missing . But it…

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