Sphaerula

Author: Conrad Halling

  • Playing with AI

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    Conrad Halling
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    I recently took an astronomy course in which the instructor demonstrated how to use ChatGPT to answer questions about a scientific topic such as the Big Bang. This prompted me to sign up for a ChatGPT Plus account ($20 per month) at https://openai.com. Using my subscription, I have been experimenting with ChatGPT by asking specific…

  • Introduction to Astrochemistry

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    Conrad Halling
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    Tonight I begin taking a four-week course titled Introduction to Astrochemistry from the Amateur Astronomers Association, Inc., taught by Samantha Scibelli, Ph.D. Dr. Scibelli gave a free two-hour presentation about EM (electromagnetic) waves for the AAA on Wednesday May 15. Links to the recordings of the free lectures are available from the aaa.org website, but…

  • Job Hunting

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    Conrad Halling
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    Since I’m retired, I no longer need to hunt for a new job. In fact, I did very little job hunting during my employment years because my network found new jobs for me. That said, this post by Nikhil Suresh, Most Tech Jobs Are Jokes And I Am Not Laughing, caught the attention of people,…

  • Monitoring WordPress Failed Login Attempts

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    Conrad Halling
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    For simplicity and convenience, I use WordPress as the content management service for this site and for my other site at conradhalling.com. The hosting service for each of my sites provides tools that simplify installing and updating WordPress. A standard WordPress installation has its login page at wp-login.php, and nefarious actors on the web know…