This is useful especially when we get to details like forensics and looking at data on a hard drive, - 'cause if you don't know how much store-- how many bits are composing your file, you're never gonna recover that data or be able to access what you're looking for.
这是很有用的,尤其是在法庭上,查看硬盘驱动器里的数据时,如果你连-,文件有多少比特都不知道,你如何去恢复数据,获取你想要的信息呢。
And we've only just begun using it, but it has just a bunch GetInt GetString GetDouble of very useful functions like GetInt, GetString, GetDouble, And so as those names imply, you can just cull these functions with no arguments and you'll get back that data type based on its name.
我们刚开始使用了它,里面有很多的,有用的函数,像,所以,那些名字暗示,你可以挑选这些,没有参数的函数,然后你可以通过它的名字,获取他们的数据类型。
Well, there are many factors, but one important factor is, the rise of the Internet has competed with -people used to buy The Wall Street Journal to get data like this.
其实有很多因素,但是最主要一点是,来自网络的竞争,人们过去买《华尔街日报》来获取这些数据
In my in my area of research, it's common for us to want to process about 100 images a second in order to get real time display. Each image has about a million elements in it. I 've got to process about a half a gig of data a second in order to get anything out of it.
在我们的研究领域内,我们经常要在一秒钟内处理大概,100张图片以获得实时显示,每个图片大概包括了100万像素,因此我必须在1秒内,处理半个G的数据,来获取我想要的。
Turns out they make stock data and the like available essentially via text files or via a simple API application programming interface which will be one of the themes of the course.
他们基本上是通过使用文本文件,或者通过一个简单的API应用,或者编程接口来获取股票和其他一些数据,这些都是本课程的主要内容。
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