3 Matching Annotations
  1. Apr 2022
    1. Progressive educationalists like Robinson frame existing knowledge as the enemy of new ideas. But at the most basic level, all of our new ideas are made up of old ones…to create a smartphone, you need to know about computers and phones.

      I need to review Robinson's work, but this statement doesn't match with what I recall of his work.

      Classical education does require memorization of some aspects. The creativity is in seeing connections, and putting information together in new and interesting ways.

      Creation - of any type - cannot happen without raw material.

  2. Jul 2021
    1. What’s more important at this moment: The fact that the code uses a semi-documented programming trick to squeeze out a marginal performance gain, or a slightly less performant version of the same code that you still understand at 2 a.m. in the morning?

      Readability should trump performance except in the most significant of cases. However, a lot of performant code is also readable code.

    1. Two command prompt windows will open (one for the name node and one for the data node) as follows:

      this can be run as hdfs datanode and hdfs namenode now instead of the command suggested.

      most things are available as part of the hdfs command and no need to run the invidual command.