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How do I test for numeric values in a dataframe of characters, and convert those to numeric?
user_1922531
0
•
asked Mar 9, 2016
7
1
397
apply
dataframe
r
How do I add random `NA`s into a data frame
user_547931
0
•
asked Jan 1, 2014
11
8
7081
apply
dataframe
r
Scala implicit conversion of apply method
user_1287856
0
•
asked Jan 1, 2014
4
2
1128
apply
implicit
scala
colsum rowsum populating matrix
user_3141121
0
•
asked Dec 28, 2013
3
2
3519
apply
if-statement
r
matrix
Split, apply, and combine multiple data frames into one data frame
user_2109092
0
•
asked Dec 26, 2013
3
1
1316
dbf
apply
dataframe
r
split
R use apply when arguments contain arrays and scalars
user_3118627
0
•
asked Dec 19, 2013
4
1
89
apply
r
Using apply in a 'window'
user_2175594
0
•
asked Dec 16, 2013
4
3
799
apply
r
Running 'prop.test' multiple times in R
user_3105618
0
•
asked Dec 16, 2013
4
1
1939
apply
confidence-interval
while-loop
r
using data.table with multiple threads in R
user_714319
0
•
asked Aug 17, 2012
8
1
4931
data.table
apply
r
multithreading
Rolling regression over multiple columns
user_1525747
0
•
asked Aug 8, 2012
7
2
4615
rolling-computation
xts
apply
linear-regression
r
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