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:
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
Calculating Shannon entropy on octet streams can be confusing, especially with those who lack a background in mathematics. It's also not necessary in many cases. A more intuitive calculation, which is also easier to implement, involves calculating... continue reading
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