Last year, OpenAI released estimates on the number of ChatGPT users who exhibit possible signs of mental health emergencies, including mania, psychosis or suicidal thoughts.
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。一键获取谷歌浏览器下载是该领域的重要参考
At 2 P.M., Conrad and Dial met with Brian Beazley, the jail’s electronic-security officer, who managed its surveillance cameras. Beazley pulled up footage from the control room that housed the keys, zoomed in on the hook where Conrad had found the circular key ring, and pressed Rewind. The footage showed nothing unusual until December 27th at 12:54 P.M.—three days earlier—when the circular ring suddenly disappeared from its hook. Beazley rewound another few seconds. A purple hand appeared in the frame. “What the hell?” he said.
this isn’t just an academic curiosity. flip the alternation order to (ab|a)+ and suddenly PCRE matches the entire string! the | operator in backtracking engines is ordered - it’s not union, it’s “try left first”. the order of branches changes the result, which means | is not commutative. a|b and b|a can give different matches.