When you start hacking on a project, use libraries and external services as much as possible, as the project grows, slowly phase them out.

Thanks to HN, got a new term today, “Guilty Perfectionism” - When you comment a code you are authoring saying something can be improved.

When someone does a product demo, you can figure out whether it has been built for startups or enterprises.

You can annotate comments in Google Spreadsheets too \m/