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Implementing comparison operators via 'tuple' and 'tie', a good idea?
... variable names. Even if I myself created that typedef , I won't remember 2 days later what first and what second exactly was, especially if they are both of the same type. This gets even worse for more than two members, as nesting pair s pretty much sucks.
The other option for that is a tu...
Mathematical functions in Swift
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answered Jun 3 '14 at 10:25
Tomáš LinhartTomáš Linhart
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How do you reverse a string in place in JavaScript?
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Why is the time complexity of both DFS and BFS O( V + E )
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Your sum
v1 + (incident edges) + v2 + (incident edges) + .... + vn + (incident edges)
can b...
Count, size, length…too many choices in Ruby?
...ke an element or predicate and count only those items that match.
> [1,2,3].count{|x| x > 2 }
=> 1
In the case where you don't provide a parameter to count it has basically the same effect as calling length. There can be a performance difference though.
We can see from the source code...
Unexpected results when working with very big integers on interpreted languages
I am trying to get the sum of 1 + 2 + ... + 1000000000 , but I'm getting funny results in PHP and Node.js .
36 Answers
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How can you debug a CORS request with cURL?
... successful, these headers shouldn't appear, or the HTTP response won't be 200.
You can also specify additional headers, such as User-Agent, by using the -H flag.
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What is the apply function in Scala?
... compose method on f and chaining two different functions together:
val f2 = f.compose((x:Int) => x - 1)
Now if we want to actually execute the function, or as mathematician say "apply a function to its arguments" we would call the apply method on the Function1[Int,Int] object:
f2.apply(2)
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Remove the legend on a matplotlib figure
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As of matplotlib v1.4.0rc4, a remove method has been added to the legend object.
Usage:
ax.g...