The Feynman Technique 2.0: How to Take Your Learning to the Next Level
A twist on step 2: write code about it.<p>When you teach, you can take the paths you're comfortable with and gloss over the fuzzier concepts. When you code, you have to take every path, and get it right.<p>I write about German taxes and bureaucracy. A few years ago, I wrote a detailed guide about German health insurance. It went through several rounds of revisions with help from a few different experts.<p>Yet building a health insurance calculator exposed big gaps in my understanding. This happened again with two more calculators I wrote. I had to revise so much content after the unit tests passed!