how did we get the names for the days of the week
Names of the days of the week The names of the days of the week in many languages are derived from the names of the classical planets in Hellenistic astrology, which were in turn named after contemporary deities, a system introduced in by the Roman Empire during Late Antiquity. In some other languages, the days are named after corresponding deities of the regional culture, either beginning with Sunday or with Monday. In the international standard ISO 8601, Monday is treated as the first day of the week.
Eight-hour day On 19 May 1869, President Ulysses Grant issued a National Eight Hour Law Proclamation.[16]
.properties Each parameter is stored as a pair of strings, one storing the name of the parameter (called the key), and the other storing the value.
Fleming's right-hand rule These mnemonics are named after British engineer John Ambrose Fleming, who invented them.