The hottest Indexes Substack posts right now

And their main takeaways
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Data Engineering Central 255 implied HN points 10 Jul 23
  1. Data Modeling involves distinct approaches for relational databases and Lake Houses.
  2. Key concepts like logical normalization, business use case analysis, and physical data localization are crucial for effective data modeling.
  3. Understanding the 'grain' of the data, or the lowest level of detail in a record, is essential for a successful data model.
Things I Didn't Learn in School 157 implied HN points 19 Sep 23
  1. Charles Dow and Eduard Jones created the DJIA to simplify stock market performance in 1882.
  2. Investors now use various indexes like the S&P 500 to save money, but they may not fully understand what they are investing in.
  3. Indexes like S&P 500 simplify reality but lack clarity on the composition of assets, similar to not knowing the ingredients of a Twinkie.
CalculatedRisk Newsletter 19 implied HN points 05 Mar 24
  1. Real house prices in the US are currently 2.4% below the recent peak, indicating a slight decline in prices adjusted for inflation.
  2. It's important to consider the price-to-rent ratio to understand the affordability of housing markets.
  3. National house prices are historically high after being 10.2% above the bubble peak level, despite the market's ups and downs over 17 years.
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Technology Made Simple 19 implied HN points 16 Dec 21
  1. When working on coding problems, clarify constraints and ask questions to fully understand the problem before jumping into a solution.
  2. In this specific problem of finding the last index of a value in a sorted array, binary search is a valuable tool for efficiently finding the value and its index.
  3. To determine the last index of a value in a sorted array, consider the repetitions of the value and how they affect the solution's time complexity.