Observed arrival · 2026-08-29
Angelic Articles Turns Spark Troubleshooting Into a Carnival
A technical story archive about data, software, performance, and the strange behavior of systems.
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Field notes
The archive is arranged as recurring editorial series rather than a conventional documentation library. Its main run covers Spark 4 and adjacent data-engineering problems, including JSON/XML support, transformWithState(), RocksDB-backed state, serialization, logging, and numeric precision. Article dates visible on the homepage span 29 April to 18 June 2026, while language controls indicate Spanish and English presentation.
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