When you have large amounts of code and/or verbatim text output to display on an HTML page, it may be desirable to limit their heights. Otherwise the page may look overwhelmingly ...
About This Task Steps About This Task To have Ambari Server automatically install Ambari Agents on all your cluster hosts, you must set up password-less SSH connections between...
If you want the date on which the Rmd document is compiled to be reflected in the output report, you can add an inline R expression to the date field in YAML, and use the Sys.Dat...
Unless the target readers are highly interested in the computational details while they read a report, you may not want to show the source code blocks in the report. For this purp...
A guide on how to upgrade the self-hosted version of Coolify. There are several ways to upgrade your Coolify instance. New versions are checked every 10 minutes. Automatic ...
When an Rmd document is compiled, all of its metadata in the YAML section will be stored in the list object rmarkdown::metadata . For example, rmarkdown::metadata$title gives you...
For many authors, the main output of their work will be the PDF report, in which case they can utilize the powerful styling of LaTeX. In this chapter, we discuss approaches that c...
When you want to output a character vector for humans to read (e.g., x <- c("apple", "banana", "cherry") ), you probably do not want something like [1] "apple" "banana" "cherry" ,...
You can place multiple figures side by side using the fig.show="hold" along with the out.width option. In the example below, we have set out.width="50%" (see Figure 9.2 for th...
About This Task Before You Begin Steps About This Task You can install MySQL 5.5 or later. Before You Begin On the Ambari host, install the JDBC driver for MySQL, and then a...