The conditional jump
jockey had been due to ride Mister Arjay at Aintree on May 14 but was not allowed to take the mount as his sample was found to contain alcohol, a banned substance.
jockey Terry Mortimer escaped with mild concussion after a crashing fall from Uluru at Uttoxeter yesterday.
By this means, a conditional jump
can be performed every clock cycle, greatly helping to speed up butterfly computations.
Two falls in a day are bad enough, but two embarrassing ones from high-class chasers in high-profile races greeted by the whoops and hollers of a riotous audience would be enough to test the goodwill of Mother Theresa, should she ever be raised from the dead and offered a post as a conditional jump
McDonald started his career as a conditional jump
jockey and only began riding on the Flat to keep his eye in and his weight down over the summer.
Lucy alexander, the champion conditional jump
jockey, will ride in five of the six races - with the opener at 6.
jockey in 1985 and rode as amateur jump jockey in point-to-point and under rules (40 rides) between 1993-2006 (one winner, Summer in the Sun at Alpraham in 2003).
Topics include 80x86 integer representations, memory addressing, and registers; assembly language syntax; opcodes and instruction formats; data copy, Boolean, shift and rotate, and unconditional and conditional jump
instructions; integer addition, subtraction, multiplication, and division instructions; the 80x86 stack and push and pop instructions; subroutine linkage using standard protocols and call and return instructions; and floating point and XMM registers and instructions.
Dascombe, who rode a total of 95 winners, has transformed himself from middle-of-the-road conditional jump
jockey with Martin Pipe, into a respected trainer.
The 7lb conditional jump
jockey was handed the punishment by the stewards after being beaten four lengths in second place on Festive Chimes by Explosive Fox in the 102.
Moore, last season's champion conditional jump
jockey, will have to face the charge of whether he intentionally failed to ensure that the horse ran on his merits.
Last season's champion conditional jump
jockey will be put on crutches in preparation for his release from Worcester Royal Hospital on Thursday.