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Data Science - Coggle Diagram

- - - - Arrays
        
        https://youtu.be/NptnmWvkbTw
        
        Indices of an Array start at 0!
        
        Steps
        
        Declare
        
        Initialise
        
        Use
        
        Index
        
        Append
        
        AT THE END
        .push
        
        AT THE START
        .unshift
        
        IN THE MIDDLE
        splice
        
        Remove
        
        FROM END
        .pop
        
        FROM START
        shift
        
        FROM THE MIDDLE
        .splice
        
        Count
      - Objects
        
        {}
        
        Add
    - - Libraries
        
        Import Function
- - - - (Hint: in cache execution vs. in memory execution vs. from disk execution. also data movement times - memory movement vs. disk movement vs. network movement.)
      - https://www.quora.com/What-are-the-10-most-valuable-SQL-skills-to-have
        
        Temporary Tables
        
        Group By
        
        JOINS
        
        UNION ALL instead of IN
        
        Compress Database
        https://jesspomfret.com/data-compression-internals/
    - - Data Collection
      - Data Preprocessing
      - Data Understanding
      - Exploratory Data Analysis
      - Literature Review
- - - - Data Science 101
        https://www.youtube.com/watch?v=7XdoaQYwTeA&list=PLtqF5YXg7GLn0WWB_wQx7wHrIvbs0EH2e
        
        Computer Language
        
        Python
        
        Libraries
        
        Graphing:
        Maplotlib
        
        R
        
        Libraries
        
        How long will it take?
        
        2 years. 2 hours a day
        
        Varied Disicplines
        
        Data Visualisation
        
        Science
        
        Art
        
        Statistics
        
        Computer Science
        
        Infornatics
        
        d
    - - GitHub