Here’s a little SQL gymnastics used to parse and query against a predictably-formatted long text field. The challenge: We have a single text field that contains a list person_id-to-area mappings, and we need the query the database for a list…
The goal was to crawl on the cheap, and what’s cheaper than popsicle sticks craft sticks and fishing line? Next we’ll wire up a 555 circuit so it can roam untethered, but until then, here’s how to make one of your…
In celebration of Independence Day here in the United States of America, here’s a great 10-minute narrated animation that reviews how the nation got to where it is today. Read the instructions, click the X, then click Play. Videos…