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How to split a sequence into two pieces by predicate?
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138
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what is the difference between a portlet and a servlet?
...Portlets are part of JSR-168 standard that regulates portal containers and components. This is different standard from standards for web containers (and servlets). Though there are definitely strong parallels between these two standards they differ in containers, APIs, life cycle, configuration, dep...
dplyr summarise: Equivalent of “.drop=FALSE” to keep groups with zero length in output
...c(rep(c("A","B"), 50), rep(c("B","C"), each=25))
# Empty groups involving combinations of Species and group2 are not included in output
iris %>% group_by(Species, group2, .drop=FALSE) %>% tally
#> Species group2 n
#> 1 setosa A 25
#> 2 setosa B 25...
How to use cURL to get jSON data and decode the data?
...your answer, but still stuck atm, do you mind taking a look? stackoverflow.com/questions/28033267/…
– Leon Gaban
Jan 19 '15 at 20:54
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Skip rows during csv import pandas
... ^ No need to import at all, it is directly accessible as pd.compat.StringIO .
– cs95
Apr 8 '19 at 17:51
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How to make a Bootstrap accordion collapse when clicking the header div?
... this method doesn't work for iphone. per the answer to stackoverflow.com/questions/19866172/… it needs to be <a> (since it requires the href) in order for it to be collapsible on iphone... any ideas?
– minovsky
Mar 20 '14 at 4:03
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How to convert list of tuples to multiple lists?
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41
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Difference between Pragma and Cache-Control headers?
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Although the answer of cnst below is much more complicated, it is also much more correct according to the specification. Pragma: no-cache is intended to be used only in requests (meaning "I want the original, not a cached copy") and its behaviour is not specified for resp...
Reload the path in PowerShell
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Just to bring Rob's comment to light:
$env:Path = [System.Environment]::GetEnvironmentVariable("Path","Machine") + ";" + [System.Environment]::GetEnvironmentVariable("Path","User")
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How can I map True/False to 1/0 in a Pandas DataFrame?
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