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Is there an expression for an infinite generator?
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134
for x in iter(int, 1): pass
Two-argument iter = zero-argument callable + sentinel value
int(...
ConnectionTimeout versus SocketTimeout
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edited Sep 21 '18 at 17:53
answered Sep 9 '11 at 11:24
Rob...
Split list into multiple lists with fixed number of elements
...an iterator, but you can convert the result to a list,
scala> List(1,2,3,4,5,6,"seven").grouped(4).toList
res0: List[List[Any]] = List(List(1, 2, 3, 4), List(5, 6, seven))
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Add new row to dataframe, at specific row-index, not appended?
...ll:
existingDF <- as.data.frame(matrix(seq(20),nrow=5,ncol=4))
r <- 3
newrow <- seq(4)
insertRow <- function(existingDF, newrow, r) {
existingDF[seq(r+1,nrow(existingDF)+1),] <- existingDF[seq(r,nrow(existingDF)),]
existingDF[r,] <- newrow
existingDF
}
> insertRow(existi...
List of special characters for SQL LIKE clause
...ons => [0-9] Instead you need to specify each character like this : [0123456789]
– Çağdaş Tekin
Apr 3 '09 at 5:13
3
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How do I remove leading whitespace in Python?
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324
The lstrip() method will remove leading whitespaces, newline and tab characters on a string be...
Read user input inside a loop
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answered Jul 30 '11 at 13:42
dankdank
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How do I write a custom init for a UIView subclass in Swift?
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edited Apr 13 '17 at 20:40
answered Jun 21 '14 at 7:00
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Common MySQL fields and their appropriate data types
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da5idda5id
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