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How do I return multiple values from a function? [closed]
...t; p.x, p.y
1 2
>>> p[0], p[1]
1 2
In recent versions of Python 3 (3.6+, I think), the new typing library got the NamedTuple class to make named tuples easier to create and more powerful. Inheriting from typing.NamedTuple lets you use docstrings, default values, and type annotations.
Exa...
Array Size (Length) in C#
... is a rectangular multi-dimensional array (for example, int[,] b = new int[3, 5];)
b.Rank
will give the number of dimensions (2) and
b.GetLength(dimensionIndex)
will get the length of any given dimension (0-based indexing for the dimensions - so b.GetLength(0) is 3 and b.GetLength(1) is 5).
S...
Accessing bash command line args $@ vs $*
...oted. Let me illustrate the differences:
$ set -- "arg 1" "arg 2" "arg 3"
$ for word in $*; do echo "$word"; done
arg
1
arg
2
arg
3
$ for word in $@; do echo "$word"; done
arg
1
arg
2
arg
3
$ for word in "$*"; do echo "$word"; done
arg 1 arg 2 arg 3
$ for word in "$@"; do echo "$word"; do...
What do all of Scala's symbolic operators mean?
...
530
I divide the operators, for the purpose of teaching, into four categories:
Keywords/reserved ...
Get current controller in view
...
193
I have put this in my partial view:
@HttpContext.Current.Request.RequestContext.RouteData.Value...
What does @@variable mean in Ruby?
...alue}" # 2
a = AnotherTest.new
puts "a.value is #{a.value}" # 2
a.value = 3
puts "a.value is #{a.value}" # 3
puts "t.value is #{t.value}" # 3
puts "x.value is #{x.value}" # 3
You can see that @@shared is shared between the classes; setting the value in an instance of one changes the value for all...
Java: Integer equals vs. ==
... |
edited Sep 24 at 8:13
Naman
68.4k2121 gold badges156156 silver badges264264 bronze badges
answered...
Regex to replace everything except numbers and a decimal point
...
answered Dec 31 '10 at 20:34
ChanduChandu
72.1k1616 gold badges118118 silver badges122122 bronze badges
...
mongodb group values by multiple fields
...
3 Answers
3
Active
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Find the nth occurrence of substring in a string
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3
Thanks, I like your one liner. I don't think it's the most instantly readable thing in the world, but it's not much worse then most others b...
