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How to make the first option of selected with jQuery
...he "selected" flag from any options that might have already been selected. Now the answer is correct :)
– jmort253
Dec 8 '11 at 21:29
20
...
data.frame rows to a list
...mp;
}
res.attr("names") = x.attr("row.names");
return res;
}
Now caompare with purrr:
benchmark(
purrr = by_row(x, function(v) list(v)[[1L]], .collate = "list")$.out,
rcpp = df2list(x)
)
Results:
Benchmark summary:
Time units : milliseconds
expr n.eval min lw.qu median m...
Why does modern Perl avoid UTF-8 by default?
...ded as UTF‑8. Although once upon a time this pragma did other things, it now serves this one singular purpose alone and no other:
use utf8;
Declare that anything that opens a filehandle within this lexical scope but not elsewhere is to assume that that stream is encoded in UTF‑8 unless you tel...
How do you make a HTTP request with C++?
...
Update 2020: I have a new answer that replaces this, now 8-years-old, one: https://stackoverflow.com/a/61177330/278976
On Linux, I tried cpp-netlib, libcurl, curlpp, urdl, boost::asio and considered Qt (but turned it down based on the license). All of these were either incompl...
File Explorer in Android Studio
... Good one and up to date. Should probably be marked as the correct one now.
– CarlosGoncalves
Oct 24 '17 at 23:45
1
...
'pip' is not recognized as an internal or external command
...tem variable. By default, pip is installed to C:\Python34\Scripts\pip (pip now comes bundled with new versions of python), so the path "C:\Python34\Scripts" needs to be added to your PATH variable.
To check if it is already in your PATH variable, type echo %PATH% at the CMD prompt
To add the path ...
throwing exceptions out of a destructor
...tic approximation of finally, see the various scope_guard implementations. Nowadays, with the machinery in place (even in the standard, is it C++14?) to detect whether the dtor is allowed to throw, it can even be made totally safe.
– Martin Ba
Dec 1 '15 at 11:0...
Installing older version of R package
...are not yet reflected in Rpy2 (for example, see this post (Edit: Link is now dead)).
7 Answers
...
Multiple constructors in python? [duplicate]
...d
def fromfilename(cls, name):
return cls(open(name, 'rb'))
# Now you can do:
c = C(fd)
# or:
c = C.fromfilename('a filename')
Notice all those classmethods still go through the same __init__, but using classmethods can be much more convenient than having to remember what combinations...
How to save picture to iPhone photo library?
...
You will now need to add 'Privacy - Photo Library Additions Usage Description' as of iOS 11 to save photos the users album.
– horsejockey
Nov 1 '17 at 15:26
...