Computer Science > EXAM > ISYE 6501 Midterm 1 cheat sheet (All)
ISYE 6501 Midterm 1 cheat sheet
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Advanced R Cheat Sheet Search Path Environments Function Environments Created by: Arianne Colton and Sean Chen Search path – mechanism to look up objects, particularly... functions. • Access with : search() – lists all parents of the global environment (see Figure 1) • Access any environment on the search path: as.environment('package:base') Figure 1 – The Search Path • Mechanism : always start the search from global environment, then inside the latest attached package environment. • New package loading with library()/require() : new package is attached right after global environment. (See Figure 2) • Name conflict in two different package : functions with the same name, latest package function will get called. [Show More]
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ISYE 6501 - Midterm 1
ISYE 6501 - Midterm 1
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