Email to Yahoo is not being delivered

Chris Downey

Founder, VaxCalc Labs and creator of Autovist and the Vaccine Ingredients Calculator.

Latest posts by Chris Downey (see all)

Looking through the Vaccine Ingredient Calculator (VaxCalc) user registration logs this morning, I noticed something strange.  Yesterday, we had a good number of signups, yet all the non-confirmed email addresses are from Yahoo email user accounts.  Why?

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Activist best practice: auto-archiving web pages

Chris Downey

Founder, VaxCalc Labs and creator of Autovist and the Vaccine Ingredients Calculator.

Latest posts by Chris Downey (see all)

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Keeping the Autovist Dashboard Fast… and a surprise discovery

Chris Downey

Founder, VaxCalc Labs and creator of Autovist and the Vaccine Ingredients Calculator.

Latest posts by Chris Downey (see all)

While performance tuning the database to solve Dashboard timeouts, we made a surprise discovery about how tweets and their embedded URLs are actually being used.

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