12 April 2015
Tried to install VPN by using the howto page provided by the University, but failed.It turns out that to install and acess VPN is quite simply in Arch linux, only need to install a small package ca... Read More...
14 January 2015
Finally switch back to Arch linux again after trying so many linux systems. The main reason is Arch linux is rolling release, I never need to reinstall the system again!A brief note of all steps in... Read More...
07 January 2015
According to the installation guide from the Pandoc homepageWe need to install the Haskell platform first. Adding the following entry to /etc/pacman.conf (above [extra])(ref): [haskell-core... Read More...
06 January 2015
When installing R packages, I met the following error message: install.packages(“knitr”)Installing package into ‘/home/weicheng/R/x86_64-unknown-linux-gnu-library/3.1’(as ‘lib’ is unspecifie... Read More...
13 August 2013
I tried to use Visual Basic Windows Forms Application and met the following error message. After a painstaking search I found the solution to this problem:Error Description: Error! Unable to writ... Read More...
26 May 2013
I solved this problem by following the steps below. Hope it would be helpful to someone else. Find out graphics card installed in the system: lspci -v output: 00:1f.2 SATA controller:... Read More...
24 November 2011
An R script for installing RExcel. Read More...
08 October 2011
Here are some tips about how to upload multiple files to server by using FTP command line.You can use mput * to upload all the files in the current directory. Or you can use regular expression to u... Read More...