我试图从远程服务器中提取一些json数据fromJSON:
> server <- 'http://111.111.000.00:3000'
> streams <- fromJSON(paste(server, '/output/streams', sep=""), flatten=TRUE)
结果:
Error: Required package curl not found.
Please run: install.packages('curl')
所以我试着安装它:
> install.packages("curl")
Installing package into ‘/home/lauxxx/R/x86_64-pc-linux-gnu-library/3.3’
(as ‘lib’ is unspecified)
trying URL 'https://cran.rstudio.com/src/contrib/curl_2.3.tar.gz'
Content type 'application/x-gzip' length 400460 bytes (391 KB)
==================================================
downloaded 391 KB
* installing *source* package ‘curl’ ...
** package ‘curl’ successfully unpacked and MD5 sums checked
Using PKG_CFLAGS=
Using PKG_LIBS=-lcurl
------------------------- ANTICONF ERROR ---------------------------
Configuration failed because libcurl was not found. …