JavaScript Promises: Chaining and Error Handling

Franco Ponticelli (VP Client Side Engineering, Pellucid Analytics) gives an introduction to Promises for JavaScript as defined by the Promises/A+ specification. 30:37

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Building a Data Pipeline from Scratch

Small joe crobak Joe Crobak on

Big data processing with Apache Hadoop, Spark, Storm and friends is all the rage right now. But getting started with one of these systems requires an enormous amount of infrastructure, and there are an overwhelming number of decisions to be made. Oftentimes you don't even know what kinds of questions you can or should be answering with your data.