Merge branch 'master' into constnessImprovements

Author: badasahog

man/mergelist.Rd

@@ -113,6 +113,7 @@ l = list(
 lapply(l[-1L], `[`, j = if (.N>1L) .SD, by = "id1") ## duplicated rows
 try(mergelist(l, on="id1"))
 
+\donttest{
 ## 'star schema' and 'snowflake schema' examples (realistic data sizes)
 
 ### populate fact: US population by state and date
@@ -199,4 +200,5 @@ ans = mergelist(list(
   setmergelist(rev(geog), how="right")
 ))
 }
+}
 \keyword{ data }

vignettes/datatable-programming.Rmd

@@ -225,7 +225,7 @@ DT[, sqrt(Sepal.Length)]
 ```
 
 If function name to be substituted needs to be namespace-qualified then namespace and function name can be substituted as any other symbol in the expression:
-```{r substitute_fun3, result='hide'}
+```{r substitute_fun3, result='hide', eval=FALSE}
 DT[, ns::fun(Sepal.Length), env = list(ns="base", fun="sqrt"), verbose=TRUE]
 #Argument 'j' after substitute: base::sqrt(Sepal.Length)
 ## DT[, base::sqrt(Sepal.Length)]