How to Sample a specific proportion of lines from a big file in r?
如何从R中的大文件的特定比例的线样？
Steaming time can only be a layer of steam, how to sample can be steamed more food regimen?
蒸的时刻每次只能蒸一层，如何样才可以蒸的更多饮食养生？
Follow these instructions to see how to sample data in an Oracle database (Note: This applies to other database vendors as well).
按照以下步骤查看Oracle数据库中的数据(注意：这些步骤也适用于其他数据库)。
It is important to know how to sample properly free form surfaces on CMM, which concerns the reconstruction accuracy of free form surfaces and measuring efficiency.
如何在三坐标测量机上合理地对自由曲面进行采样，将关系到曲面重建精度和测量效率等重要问题。
TEMs work by firing a beam of electrons through the material and measuring how it absorbs and deflects the particles to build up an image of the sample.
TEMs 的工作原理是通过发射一束电子穿过某种物质，并测量它如何吸收和偏转粒子来建立样本的图像。
This section explains how to set up the sample environment and how to run it.
这一小节将介绍如何构建样例环境以及如何运行它。
This article showed you how to set up a multi-instance queue manager on various Unix flavors, including AIX, HP-UX, and Solaris, and how to run sample programs to check client auto-reconnection.
本文向您介绍了如何在不同的Unix系统，包括AIX和Solaris上，安装多实例队列管理器，以及如何运行样例程序来检查客户端的自动重连接。
You will learn how to quickly create some sample tests, how to expand them, and how to use Selenium Remote Control to run them as automated tests.
您将了解到如何快速创建一些样例测试，如何扩展它们，以及如何使用SeleniumRemoteControl来将它们作为自动测试运行。
The ConfigServiceSample2 code sample (see Download) illustrates how to create and delete a config object. This sample code.
ConfigServiceSample2代码样本(请参见下载)说明了如何创建与删除配置对象。
The following sections will describe in detail how to test this sample component.
下面的部分将具体描述如何测试这个样本组件。
Many people sent me e-mail messages asking how to generate PDF files from the sample program.
许多人发给我电子邮件消息询问如何从样本程序中生成PDF文件。
Each sample comes with a description of what the sample demonstrates, its context, instructions on how to run it, and sample data with which to run it.
每个示例都附带相关描述，介绍该示例演示的内容、其上下文、如何运行该示例以及用来运行的示例数据。
These changes are specifically in steps four and five of how to use the Loan Approval sample.
在关于如何使用贷款批准样本的第四步和第五步，有一些地方需要特别的更改。
The Working with the sample applications section describes how to customize and run the sample applications in your runtime environment.
使用示例应用程序部分将说明如何在运行时环境中自定义和运行示例应用程序。
The following steps describe in detail how to build a sample composite application using container components.
下面的步骤将详细描述如何使用容器组件构建一个样例复合应用程序。
You will first apply it to your sample application to see how it works.
首先，你要把它应用到之前建立的样例应用程序中，查看它是如何工作的。
Many factors related to how the sample was collected could render your relative popularity inferences incorrect.
许多与样本收集方式有关的因素会使相对受欢迎程度的推论不正确。
In Part 2, you'll learn how to build and test the sample application to detect patterns in trading data.
在第2部分中，您将了解如何构建和测试该示例应用程序，以检测交易数据中的模式。
However, we chose this example to keep the sample code simple and to concentrate on how to use caching.
我们选择该示例是为了使示例代码简单，并把注意力集中在如何使用缓存。
Finally, you learned how to extend the sample to become production-ready to match the requirements and constraints of your business rules repository with respect to build.
最后，您学习了如何扩展样例，使其成为生产就绪样例，以符合与构建有关的业务规则库的需求和限制。
The next article in this series will describe step-by-step how to build the sample scenario.
本系列中的下一篇文章将描述有关如何构建该示例场景的逐步过程。
In this section, you will see how to import a sample business process model for a "Rich Company", following the workload scheduling process examples given in the previous articles of the series.
在本小节中，您将看到如何导入一个用于“富裕公司”的示例业务处理过程模型，接着前文中所给出的“工作量安排处理过程”的例子。
A cheat sheet demonstrates how to import a sample project.
相关备忘单展示了如果导入示例项目。
We'll first describe how to install EMF 2.0.1 (which includes SDO), and then show you how to set up the sample application provided with this article.
我们首先将说明如何安装EMF2.0.1(包括SDO)，然后将介绍如何设置本文提供的示例应用程序。
MQ comes with sample programs that illustrate how to get and put messages.
MQ附带了演示如何获取和放置消息的示例程序。
The following code sample shows how to create a CBE instance using this method.
以下的代码例子展示如何用这种方法创建CBE实例。
The following steps show you how to download and try out the sample code.
以下步骤向您展示了如何下载并尝试示例代码。
This section describes how to configure IDS for the sample configuration.
本节描述如何为示例配置配置IDS。
Please refer to Appendix B, use Example applications as Templates for instructions on how to use the sample application as a template for your own applications.
如何使用示例作为自己的应用模板的介绍，请参见附录b——使用应用示例作为模板。
Please refer to Appendix B, use Example applications as Templates for instructions on how to use the sample application as a template for your own applications.
如何使用示例作为自己的应用模板的介绍，请参见附录b——使用应用示例作为模板。
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