The triangle indicates that the clock signal is an edge-triggered signal.
The circle indicates that the signal is low-active (ie., inverted).
The 74LS74 has a positive-edge trigger clock (low to high).
The answer is: Technology has made it easier to collaborate with others from around the globe.
The goto command
for example
:start
title ""graphing calculator""
goto start
Muy cosas.
fazer una montanha russa andar,ativar una armadilha, ativar una puerta etc.
An application where you would prefer a parallel circuit over series would be a string of Christmas lights. If the light string is wired in parallel, when one bulb burns out, it would not effect the red of the string.
