This is what you need to know before the bell:

1. European stocks edge higher but single currency gains caps the Apple-inspired (APPL) rally

2. Asia tech shares rise to a 17-year peak following Apple's robust Q3 earnings

3. The U.S. dollar is pinned near 15-month lows as tame inflation and sputtering growth trim rate bets

4. Global oils prices extend declines after U.S. crude stockpiles show surprise gains

5. Wall Street is set to call higher at the opening bell as the Dow Jones nears the 22,000 point threshold

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