Even if you *think* you know how to do it, actually try it. Might learn something you didn't know you missed (I did)https://twitter.com/yoshuawuyts/status/834900448238780417 …
Want to become better at Node? Got a fun challenge for you: write "hello world" to a file in /tmp using fs.openSync and fs.writeSync
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(link to docs: https://nodejs.org/api/fs.html )
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coming from browser js to system js, this exercise taught me a lot about how my OS works!
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