Fs-Tail is a simple library we wrote that provides tail -f-like functionality using Node’s v0.10+ streams and fs modules. Install via npm:

1npm install fs-tail

As ClassDojo has grown, we’ve spent a lot of time improving our analytics infrastructure. An important part of those efforts has been building a pipeline that can quickly transfer hundreds of gigabytes of data from our primary Mongo cluster to Redshift.

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This is the last part of my 3-part series on production-quality Node.js web applications. I've decided to leave error-prevention to the end, because while it's super-important, it's often the only strategy developers employ to ensure customers have the most defect-free experience as possible. It's definitely worth checking out parts I and II if you're curious about other strategies and really interested in getting significant results.

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