Each time a pointer field in an object in the heap is modified, the corresponding bit in the card map for that card is set.

每次修改堆中对象中的指针字段时，就在卡片映射中设置对应那张卡片的相应位。

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In addition they can sketch diagrams, use a laser pointer or run videos to aid employees in the field.

BBC: IBM's robot sidekick aims to aid field engineers

Rutgers shot nearly 61 percent and outrebounded DePaul 17-8 in the first half, with the margin coming courtesy of a last-second 3-pointer by Mack, who was 8 of 15 from the field.

WSJ: Rutgers beats DePaul 76-57 in Big East tournament

Tyler Hansbrough got the Pacers on the board with two free throws with 4:48 left, and the Pacers finally made a field goal when reserve Orlando Johnson hit a 3-pointer with 3:07 to go after Vogel had started emptying his bench.

WSJ: Knicks use huge run to even series with Pacers