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Swift: Pass array by reference?
...ify your array (see answers below). Classes are passed by reference. Array and Dictionary in Swift are implemented as structs.
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Why does the default parameterless constructor go away when you create one with parameters
In C#, C++ and Java, when you create a constructor taking parameters, the default parameterless one goes away. I have always just accepted this fact, but now I've started wondering why.
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Get nodes where child node contains an attribute
...agraphs" by Ronald Bourret.
But in all honesty, //book[title[@lang='it']] and the above should be equivalent, unless your XPath engine has "issues." So it could be something in the code or sample XML that you're not showing us -- for example, your sample is an XML fragment. Could it be that the roo...
Convert a list to a dictionary in Python
...p to a dictionary. Each even element represents the key to the dictionary, and the following odd element is the value
12 An...
CSS: Setting width/height as Percentage minus pixels
I'm trying to create some re-usable CSS classes for more consistency and less clutter on my site, and I'm stuck on trying to standardize one thing I use frequently.
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static function in C
...ogy to use here? Wouldn't object file be more accurate? From what I understand, a static function is hidden from the linker and the linker does not operate on translation units.
– Steven Eckhoff
Feb 13 '14 at 18:32
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How to check size of a file using Bash?
...lly 100k; how to make a script check if it is less than 90k (including 0), and make it do wget a new copy because the file is corrupt in this case.
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Does python have a sorted list?
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The standard Python list is not sorted in any form. The standard heapq module can be used to append in O(log n) to an existing list and remove the smallest one in O(log n), but isn't a sorted list in your definition.
There are var...
React.js: Wrapping one component into another
...fter
</div>
);
}
});
See Multiple Components: Children and Type of the Children props in the docs for more info.
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Single Line Nested For Loops
..., (2, 4), (3, 1), (3, 4)]
It's exactly the same as this nested for loop (and, as the tutorial says, note how the order of for and if are the same).
>>> combs = []
>>> for x in [1,2,3]:
... for y in [3,1,4]:
... if x != y:
... combs.append((x, y))
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