Caching in this case is worse than useless; because it costs more to put data in the cache to begin with, this sort of application would perform poorer overall than with no cache at all.
在这种情况下，缓存不但没有帮助，反而会更糟；因为它将数据放入缓存需要更多的开销，与没有缓存的情况相比，这种应用程序的性能更加糟糕。
Some of the audience was visibly concerned with this idea, either assuming they did not have the expertise to perform such a task, or that it wasn't their responsibility to begin with.
有一些听众显然很关心这个思想，有的人可能不具备执行这项任务的专业技能，或者开始这项任务的执行并不是他们的责任。
I hope that you can use some of the code shown here to begin to isolate comparison points in XML documents so that you can more easily perform XML comparisons.
我希望您可以利用这里显示的一些代码来区分XML文档中的比较点，使您能更容易地执行XML比较。
Armed with the basics of reading Excel spreadsheets, you can begin to convert Excel data into arrays, XML, or other formats to perform calculations or create new spreadsheets.
具备读取Excel电子表格的基本知识后，就可以开始将Excel数据转换为数组、XML或其他格式，以便执行计算或创建新的电子表格了。
Before your application can begin receiving location updates, it needs to perform some simple steps to set up access. In this lesson, you'll learn what these steps entail.
在你的程序可以获取位置更新前，需要执行一些简单的访问步骤。这节课中，你将学到这些步骤的必要性。
Just as the work sessions were about to begin, one member of each team was taken from the room and asked to perform a task that had nothing to do with the actual study.
正当开始时，每队人中有一人被叫离房间，邀请进行一个和实际研究毫无相关的任务。
Just as the work sessions were about to begin, one member of each team was taken from the room and asked to perform a task that had nothing to do with the actual study.
正当开始时，每队人中有一人被叫离房间，邀请进行一个和实际研究毫无相关的任务。
应用推荐