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How to count duplicate value in an array in javascript
...- it was me; I was browsing on mobile, and have clicked the button w/o actually noticing. Once I found out it was too late to revert. Apologies for that, the answer is really good. If you want to edit it, I'd be glad to reverse.
– Todor Minakov
Jan 19 '19 at 10...
How to extract numbers from a string and get an array of ints?
I have a String variable (basically an English sentence with an unspecified number of numbers) and I'd like to extract all the numbers into an array of integers. I was wondering whether there was a quick solution with regular expressions?
...
How to replace multiple white spaces with one white space
...on isn't as simple as other posters have made it out to be (and as I originally believed it to be) - because the question isn't quite precise as it needs to be.
There's a difference between "space" and "whitespace". If you only mean spaces, then you should use a regex of " {2,}". If you mean any wh...
Private virtual method in C++
...d, without further exposing the virtual functions directly by making them callable by derived classes (as would be possible if the functions were just protected). The point is that virtual functions exist to allow customization; unless they also need to be invoked directly from within derived classe...
Reading string from input with space character? [duplicate]
... %c represents a character just like %d represents a integer, %*c all characters. So totally it means read all characters until you encounter a new line character @NathanProgrammer
– Nobody
Jul 5 '17 at 15:33
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Non greedy (reluctant) regex matching in sed?
... For doing it in place use options -pi -e.
– reallynice
Dec 10 '13 at 17:27
13
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What is tail recursion?
...return x;
} else {
return x + recsum(x - 1);
}
}
If you called recsum(5), this is what the JavaScript interpreter would evaluate:
recsum(5)
5 + recsum(4)
5 + (4 + recsum(3))
5 + (4 + (3 + recsum(2)))
5 + (4 + (3 + (2 + recsum(1))))
5 + (4 + (3 + (2 + 1)))
15
Note how every recur...
What is the best way to implement constants in Java? [closed]
...tic final TYPE NAME = VALUE;
where TYPE is the type, NAME is the name in all caps with underscores for spaces, and VALUE is the constant value;
I highly recommend NOT putting your constants in their own classes or interfaces.
As a side note: Variables that are declared final and are mutable ca...
Best way to get InnerXml of an XElement?
...(0.364)
Method
I used a single XML document with 20 identical nodes (called 'hint'):
<hint>
<strong>Thinking of using a fake address?</strong>
<br />
Please don't. If we can't verify your address we might just
have to reject your application.
</hint>
The...
How to compute the sum and average of elements in an array?
I am having problems adding all the elements of an array as well as averaging them out. How would I do this and implement it with the code I currently have? The elements are supposed to be defined as I have it below.
...