Domain: Ingest and Explore

Ingest and Explore

DataFrame foundations, data loading, exploration, selection, filtering, and type interop across Pandas, Polars, and their C# counterparts.

mindmap
  ((Ingest and Explore))
    (foundations, IO)
    (explore, select, filter)
    (types and interop)

Foundations and IO

• Series creation and indexing — py · cs
• DataFrame construction and column access — py · cs
• Data types and type system — py · cs
• Reading CSV, JSON, and Parquet — py · cs
• Writing data to disk — py · cs
• Edge cases and gotchas — py · cs

Explore, Select, and Filter

• Head, tail, slice, and sample — py · cs
• Data profiling strategies — py · cs
• Column selection by name, dtype, and pattern — py · cs
• Boolean filtering and multiple conditions — py · cs
• Row access and slicing — py · cs

Types and Interop

• Categoricals and enums — py · cs
• List and struct nested types — py · cs
• Library conversions and zero-copy — py · cs
• CSV and JSON format deep dive — py · cs
• Parquet format deep dive — py · cs