Remove grid and background from plot (ggplot2)

Remove grid and background from plot (ggplot2)

HOMECATEGORIESTAGSMY TOOLSABOUTLEAVE MESSAGERSS2013-11-27 | category RStudy  | tag ggplot2 

Generate data

library(ggplot2) a <- seq(1, 20) b <- a^0.25 df <- as.data.frame(cbind(a, b)) 

basic plot

myplot = ggplot(df, aes(x = a, y[......]

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docker 删除images

docker中删除images的命令是docker rmi,但有时候执行此命令并不能删除images

[yaxin@ubox ~]$docker images REPOSITORY TAG IMAGE ID CREATED VIRTUAL SIZE eg_sshd latest ed9c93747fe1 45 hours ago 329.8 MB CentOS65 latest[......]

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