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dplyr is an R package whose set of functions are designed to enable dataframe (a spreadsheet-like data structure) manipulation in an intuitive, user-friendly way. It is one of the core packages of the popular tidyverse set of packages in the R programming language . [ 1 ]
This template removes the last word of the first parameter, i.e. the last non-space token after the last space. Use |1= for the first parameter if the string may contain an equals sign (=). By default, words are delimited by spaces, but the optional parameter |sep= can set the separator to any character.
An MS-DOS command line, illustrating parsing into command and arguments. A command-line argument or parameter is an item of information provided to a program when it is started. [20] A program can have many command-line arguments that identify sources or destinations of information, or that alter the operation of the program.
The simplest operation is taking a substring, a snippet of the string taken at a certain offset (called an "index") from the start or end. There are a number of legacy templates offering this but for new code use {{#invoke:String|sub|string|startIndex|endIndex}}. The indices are one-based (meaning the first is number one), inclusive (meaning ...
Drag or tap letters to create words. If tapping, double tap the last letter to submit. Theme words fill the board entirely. No theme words overlap.
Last night, the actor defied the cold weather in New York City, stepping out in a pair of black leather micro shorts. She gave the summer trend a seasonally appropriate update with transparent ...
Sergio Perez’s time at Red Bull Racing appears to be over. According to ESPN, “Red Bull have decided to move on” after this Sunday’s 2024 Formula 1 season finale in Abu Dhabi. Perez failed ...
Since the RD (RMDIR) command can not delete a directory if the directory is not empty (except in Windows NT & 10), the DELTREE command can be used to delete the whole directory. The deltree command is included in certain versions of Microsoft Windows and MS-DOS operating systems .