我有一个在windows中创建的R文件。该文件包含以下代码
print(5+7)
fileConn<-file("ch7.txt","w+")
close(fileConn)
代码在windows R中运行得很好,但是当我试图从Linux运行该文件时,我得到了一个错误。我在我的Linux机器上运行了R,并且输入了下面的命令。
> source('R_linux.R')
[1] 12
Error in file("ch7.txt", "w+") : cannot open the connection
I
我有一个在ec2-linux机器上运行的.net核心非商业应用程序,我在root模式下,我得到了这个错误。 The 'ip-10-8-2-66\root' account is not granted with Modify permission on folder '/home/ec2-user/dependent-linux-x64/bin'. Please configure these permissions
The 'ip-10-8-2-66\root' account is not granted with Modify perm
我用的是Ubuntu12.04。最近我不能再安装任何东西了。我总是收到以下错误消息:
Setting up linux-image-3.2.0-34-generic (3.2.0-34.53) ...
Running depmod.
update-initramfs: deferring update (hook will be called later)
Use of chdir('') or chdir(undef) as chdir() is deprecated at /var/lib/dpkg/inf/linux-image-3.2.0-34-generic.post
我在安装软件包时遇到了反复出现的问题,通常是这样的:
> install.packages("Biobase")
Installing package(s) into ‘/usr/local/lib/R/site-library’
(as ‘lib’ is unspecified)
Warning in install.packages("Biobase") :
'lib = "/usr/local/lib/R/site-library"' is not writable
Would you like to create