Transforms can be stateless or stateful. A stateless transform is just a function that takes chunks and returns transformed chunks:
Scott (Jimmy Tatro) is a devoted "Stab head," meaning a fan of the films-within-the films that turned the "true" story of the Woodsboro murders into a profitable slasher franchise. His girlfriend Madison (Michelle Randolph) knows her horror movies, but is less charmed by Scott's idea for a fun getaway: staying at Stu Macher's house. Now an "experience destination," the iconic home of one of the Woodsboro murderers has been decked out with memorabilia from the Stab movies and crime scene details, including outlines of where the killers fell dead and plaques about who got killed where.，详情可参考服务器推荐
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The Washington Post reported that Apple’s CEO, Tim Cook, dumped $1m into Trump’s inauguration, cultivated relationships with Trump officials, and “refrained from publicly criticizing the president or his policies on national television” – just before securing tariff exemptions for his company’s products.
Crawler -- HttpClient : uses。heLLoword翻译官方下载对此有专业解读