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- Data has a shape Using topology to uncover the shape of your data: radar.oreilly.com/2015/07/data-h… :~: 1 week ago
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## Commenting your code

It’s been a while since I blogged. I was actively following lot of topics, but mostly held my thoughts to myself from writing.

One such article I read was: Who needs comments? My code is self-documenting! aka: Comment tersely with value-added information.

The author makes the following point:

into

this way, I can use the same function to see if the customer is eligible (otherwise, you would be doing, “IF NOT customer_not_eligible (l_curr_index) ” which is double negation and could be confusing.