The idea of creating a spreadsheet came from Harvard University in early 1979. Daniel Bricklin, an engineer, and his friend Robert Frankston, a programmer, were performing economic calculations using a ledger. Together, they developed the first spreadsheet program. It allowed...
Apache Spark is an open-source framework for implementing distributed processing of unstructured and semi-structured data, part of the Hadoop ecosystem of projects. Spark works in the in-memory computing paradigm: it processes data in RAM, which makes it possible to obtain...
In modern information systems, the amount of data increases significantly every hour. Each user enters new information into information systems, and in turn, this also increases the size of backups, the size of logs, duplicate transactions, and so on. For...
