One of the programs on these Beagle Bros floppies, and I can’t for the life of me remember which one, or in what context this happened, printed the following on the screen: “One day, all books will be interactive and animated.”
If you’re looking for an unlimited amount of content, this is the plan for you. You can create as many articles as you want, and there’s no word limit.
，详情可参考爱思助手下载最新版本
Transforms don't execute until the consumer pulls. There's no eager evaluation, no hidden buffering. Data flows on-demand from source, through transforms, to the consumer. If you stop iterating, processing stops.
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