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Three scores, one division, and the average prints as 82. Both operands are int, so the fraction is cut off, and the obvious cast prints 82.0 without fixing anything.

Working with Python Scripts Python Modules: the Import That Printed the Report

You pull one function out into its own file, import it, and the whole report runs again and eats your input. A module is a file, import runs it top to bottom, and one line decides which of the two jobs it is doing.

Artificial Intelligence Caching That Never Hits Costs More Than No Caching

Same model, same conversation, same token count, and a bill five times higher. The cause is a prefix that changes, a write premium nobody reads about, and a cost curve that grows faster than the loop.

Artificial Intelligence Your Stream Dies at 125 Seconds and Nothing in Your Code Says 125

Streaming moves the wait into a connection that outlives the request. Four layers sit between the model and the browser, their idle timeouts disagree, and the smallest one ends your stream.

Collections and Strings Python Strings: the Badge That Only Worked for One Name

The badge script printed the right name for the person who wrote it and the wrong name for everybody else. Slicing counts characters, and a name is words.

Collections and Strings Python Tuples: Why All Three Points Are the Same Point

Three points walk into a loop and come out identical. The list was never copied three times; the name was. A tuple makes that bug impossible.