R-example

Programming skills in R

euler16_use_ARRAY.R The power of array. Use integer array to calculate $a^n$ power(a,n).
outer3_use_Vectorized.R How to use Vectoriz?
char_Split.R How to use (1) strsplit (2) pattern match.
CharMat_SetLocale.R (1) Uses utf-8 in R-studio; (2) The idea is from a renren post.
Rmd_Tab_Proctoring.Rmd Shows the way to use css in Rmd.
cchist_PLOT.R shows an interesting histogram using other jpg as background. The idea is from internet. As a touhou fan, I used a touhou picture. Check appendix for demo output.
barplot_stackbar.R gives an example to create complicated bar plot. Check appendix for demo output.
cc's deGPS .
yyPLOT_autoadj.R Will automatically adjust the x-axis.
lock_unlock shows an example use lock/unlock to control <<-,<- and the global variables.
Dec2IP_bitwise.R is an example of bitwise operation which turns the decimal system IP to normal xxx.xxx.xxx.xxx(32bits) version.
Twenty four Game is an interesting example shows a. Recusive in R b. Relation to Lisp/Scheme
2048 is the 2048 Game in R, see details on my blog here. Use wasd<cr> to input, n to quit.
circulant_Mat.R, FaiTossToAnyUnfair.R
colorized_plot.R colorized plot that distinguished by y value.
'cellplot'
XKCD
rasterIMG example

Appendix

Original	After