ref: Add Leading Zeros to the Elements of a Vector in R 参考代码: # 数组 > seq(12) [1] 1 2 3 4 5 6 7 8 9 10 11 12 # 格式化打印,自动补零 > sprintf("%02d", seq(12)) [1] "01" "02" "03" "04" "05" "06" "07" "08" "09" "10" "11" "12" # 直接赋值,可以...
摘要:ref: Add Leading Zeros to the Elements of a Vector in R 参考代码: # 数组 > seq(12) [1] 1 2 3 4 5 6 7 8 9 10 11 12 # 格式化打印,自动补零 > sprintf("%02d", seq(12)) [1阅读全文 posted @2023-07-11 19:51McDelfino阅读(110)评论(0)推荐(0)编辑 ...
\item The use of \code{sprintf} and \code{vsprintf} from C/C++ has been deprecated in macOS 13 and is a known security risk. \command{R CMD check} now reports (on all platforms) if their use is found in the compiled code: replace by \code{snprintf} or \code{vsnprintf}. [\bo...
# Add leading zeros so that groups can be properly sorted groups <- paste(group, sprintf("%03d", item_id), sprintf("%03d", ids), sep = "-") groups <- factor(groups) new_data_frame( list( level = rep(levels, lengths), x = xs, y = ys, piece = as.integer(groups), group ...
R's data.table package extends data.frame:. Contribute to Rdatatable/data.table development by creating an account on GitHub.
\item The use of \code{sprintf} and \code{vsprintf} from C/C++ has been deprecated in macOS 13 and is a known security risk. \command{R CMD check} now reports (on all platforms) if their use is found in compiled code: replace by \code{snprintf} or \code{vsnprintf} respectively...
\code{sprintf("\%X", utf8ToInt("\uD834\uDD1E"))} should now give \code{"1D11E"} on all platforms. %% failed on Solaris \item \code{identical(x,y)} is no longer true for differing \code{DOTSXP} objects, fixing \PR{18032}. \item \code{str()} now works correctly for \cod...
\code{sprintf("\%X", utf8ToInt("\uD834\uDD1E"))} should now give \code{"1D11E"} on all platforms. %% failed on Solaris \item \code{identical(x,y)} is no longer true for differing \code{DOTSXP} objects, fixing \PR{18032}. \item \code{str()} now works correctly for \code...