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Python's most efficient way to choose longest string in list?
...n documentation itself, you can use max:
>>> mylist = ['123','123456','1234']
>>> print max(mylist, key=len)
123456
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Converting file size in bytes to human-readable string
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48
It depends on whether you want to use the binary or decimal convention.
RAM, for instance, is ...
How do I format a string using a dictionary in python-3.x?
...g syntax, available since Python 3.6:
>>> geopoint = {'latitude':41.123,'longitude':71.091}
>>> print(f'{geopoint["latitude"]} {geopoint["longitude"]}')
41.123 71.091
Note the outer single quotes and inner double quotes (you could also do it the other way around).
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Counting DISTINCT over multiple columns
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74
If you are trying to improve performance, you could try creating a persisted computed column on ...
How do you count the number of occurrences of a certain substring in a SQL varchar?
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cmsjrcmsjr
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Submit form using a button outside the tag
...y bold
A submit button is considered a control.
http://www.w3.org/TR/html4/interact/forms.html#h-17.2.1
From the comments
I have a multi tabbed settings area with a button to update all, due
to the design of it the button would be outside of the form.
Why not place the input inside the fo...
Django dump data for a single model?
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248
As of version 1.1 and greater, the Django dumpdata management command allows you to dump data f...
How to get TimeZone from android mobile?
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edited Jan 28 '14 at 19:19
Joshua Pinter
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Replace first occurrence of pattern in a string [duplicate]
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answered Jan 10 '12 at 19:34
ReddogReddog
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How to append rows to an R data frame
...e the data.frame is created as the last step.
# Use preallocated vectors
f4 <- function(n) {
x <- numeric(n)
y <- character(n)
for (i in 1:n) {
x[i] <- i
y[i] <- i
}
data.frame(x, y, stringsAsFactors=FALSE)
}
microbenchmark from the "microbenchmark" package will g...