By default for a source install, the library directory is ‘locked’ by creating a directory ‘00LOCK’ within it. This has two purposes: it prevents any other process installing into that library concurrently, and is used to store any previous version of the package to restore on error. A...
By default for a source install, the library directory is ‘locked’ by creating a directory ‘00LOCK’ within it. This has two purposes: it prevents any other process installing into that library concurrently, and is used to store any previous version of the package to restore on error. A...
安装你想要的软件包。有些软件包无法工作，因为它们需要更高版本的R，但不会声明。所以当你发现一个...
Choosing between R packages: how do you find the right package for your analysis? If you are a more experienced user, you can always learn something new (like the name of the three packages mentioned in the previous paragraph). In any case, welcome to this introduction to R packages and ...
install.packages("jsonlite", type = "source") 如果安装成功,那么Rtools就可以正常使用了。 注意:建议不要修改Rtools的安装位置,可能会出错。我记得我之前安装的时候修改了安装位置,后面安装包的时候就一直没装上。还有就是我安装Rtools的时候不记得自己是否配置了环境,配置环境部分来自官方教程。
Thus, when you tried to install a previous data.table version compiled for R 3.4, R 3.5 told you that you can't.You should really use the stable R 3.4 for now.Edit on April 25th 2018: R 3.5 is now released. But the data.table package is still unavailable for R 3.5. 参考链接: ...
本来,我安装R3.6,然后直接运行install.packages("ggplot2"),报错如下: ** byte-compileandprepare packageforlazy loading Error inloadNamespace(i, c(lib.loc, .libPaths()), versionCheck = vI[[i]]): namespace'rlang' 0.4.11 is already loaded, but >=1.0.2is required ...
In many situations when you install a new package, R will ask you whether you want to update to the updated versions of existing packages in your library. However, the main problem is sometimes in the updated version, a certain function might have bee...
To check whether a package is pre-built on windows, you could go to CRAN and search your package, download one binary file according to your OS, and check Built: part in the DESCRIPTION file. Following is an example: This sample shows how to install Zoo: R Copy # R version: 3.5....
Within R, using theinstall.packagesfunction always attempts to install the latest version of the requested package available on CRAN: R> install.packages("arules") If thearulespackage depends upon other packages that are not already installed locally, the R installer automatically downloads and insta...