https://www.r-econometrics.com/tags/java/ Recent content in Java on r-econometrics Hugo en-us Tue, 08 Sep 2026 00:00:00 +0000 https://www.r-econometrics.com/rbasics/sparklyrsetup/ Tue, 08 Sep 2026 00:00:00 +0000 https://www.r-econometrics.com/rbasics/sparklyrsetup/ <p>The <code>sparklyr</code> package allows you to work with data sets, which are too large for the memory of your computer, by using the well-known verbs of <code>dplyr</code> on <a href="https://spark.apache.org/" target="_blank">Apache Spark</a>.<a href="#fn1" class="footnote-ref" id="fnref1">¹</a> However, before you can write a single line of such code, your machine has to be prepared for it. This is a bit more involved than the installation of an ordinary R package, because Spark is not written in R. It runs on the Java virtual machine and, therefore, needs a working Java installation as well as a copy of Spark itself. This post goes through those steps one by one.</p>