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Looping in a spiral
A friend was in need of an algorithm that would let him loop through the elements of an NxM matrix (N and M are odd). I came up with a solution, but I wanted to see if my fellow SO'ers could come up with a better solution.
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How to generate a random string in Ruby
I'm currently generating an 8-character pseudo-random uppercase string for "A" .. "Z":
50 Answers
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JPanel Padding in Java
I have a formatting question for my Java swing application. It should be fairly straightforward, but I am having difficulty finding any aid (Every topic seems to be regarding removing any default padding in JPanel). The text in my various JPanels hug the sides and top, touching the colored borders...
iOS 8 removed “minimal-ui” viewport property, are there other “soft fullscreen” solutions?
(This is a multi-part question, I will try my best to summarise the scenario.)
9 Answers
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Draw in Canvas by finger, Android
I need to build a project for drawing on canvas by fingers,
6 Answers
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Is there a library function for Root mean square error (RMSE) in python?
I know I could implement a root mean squared error function like this:
12 Answers
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How to make graphics with transparent background in R using ggplot2?
I need to output ggplot2 graphics from R to PNG files with transparent background. Everything is ok with basic R graphics, but no transparency with ggplot2:
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Elements order in a “for (… in …)” loop
Does the "for…in" loop in Javascript loop through the hashtables/elements in the order they are declared? Is there a browser which doesn't do it in order?
The object I wish to use will be declared once and will never be modified.
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C++ Exceptions questions on rethrow of original exception
Will the following append() in the catch cause the rethrown exception to see the effect of append() being called?
4 Answers...
Most efficient way to create a zero filled JavaScript array?
...t efficient way to create an arbitrary length zero filled array in JavaScript?
41 Answers
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