Also known as handler, call-after function
any executable code that is passed as an argument to other code that is expected to call back the argument at a given time
在计算机程序设计中，回调函数，或简称回调（Callback 即call then back 被主函数调用运算后会返回主函数），是指通过參數將函式传递到其它代码的，某一块可执行代码的引用。这一设计允许了底层代码调用在高层定义的子程序。
Abstract from DBpedia / Wikipedia · CC BY-SA
via Wikidata sitelinks · CC0
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).