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What do I return if the return type of a method is Void? (Not void!)
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– Tom Hawtin - tackline
Mar 24 '09 at 11:44
@Tom: Yeppers. That's why I tagged the "(Technically, you'll get back Class&...
How can you get the SSH return code using Paramiko?
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edited Apr 5 '19 at 11:34
Guy Avraham
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answ...
Is it possible to change the radio button icon in an android radio button group
...Konstantin BurovKonstantin Burov
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How do I apply a perspective transform to a UIView?
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Manoj Rlogical
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answered Dec 9 '08 at 17:44
Brad Larson♦Brad Larson
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python pandas: apply a function with arguments to a series
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– Wouter Overmeire
Aug 30 '12 at 20:11
28
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Pass a data.frame column name to a function
...ou can just use the column name directly:
df <- data.frame(A=1:10, B=2:11, C=3:12)
fun1 <- function(x, column){
max(x[,column])
}
fun1(df, "B")
fun1(df, c("B","A"))
There's no need to use substitute, eval, etc.
You can even pass the desired function as a parameter:
fun1 <- function(x...
How are booleans formatted in Strings in Python?
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danbendanben
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What's the difference between .so, .la and .a library files?
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11
Another factor is licensing - LGPL requires dynamic linking in a commercial context, i.e. where you don't want to distribute your source.
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Image loaded event in for ng-src in AngularJS
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mikachmikach
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Is there a simple way to remove unused dependencies from a maven pom.xml?
... and declared'
– Akhil S Kamath
Jul 11 '18 at 10:29
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