Quick Answer. Charles Babbage invented the first mechanical computer, called the Difference Engine, in 1821 and completed it in 1832. The Difference Engine could perform simple calculations and compile mathematical tables.
Employees will not lose shift differentials while serving Jury Duty. Jury Duty fees. California courts instruct government employee jurors to complete a Fee Waiver form if they receive their regular compensation while serving Jury Duty.
Federal jurors are paid $40 a day. Jurors can receive up to $50 a day after serving 45 days on a grand jury. (Employees of the federal government are paid their regular salary in lieu of this fee.) Jurors also are reimbursed for reasonable transportation expenses and parking fees.