Extending run-length encoding to support arbitrary byte streams with hexadecimal notation

Conventionally, run-length encoding is restricted to a fixed alphabet. Because the encoded form is often transmitted over human-readable media, this alphabet is usually restricted to printed characters. That makes run-length encoding unsuitable... continue reading

Detecting the delimiter in CSVs that lie

File extensions for data sharing sometimes lie about their contents.

Here is an algorithm to infer the actual delimiter of a CSV, TSV or any related format:

  • Assume that alpha-numeric characters (A-Z, a-z, 0-9) and the period/full stop (.)... continue reading

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