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plot a circle with pyplot
surprisingly I didn't find a straight-forward description on how to draw a circle with matplotlib.pyplot (please no pylab) taking as input center (x,y) and radius r. I tried some variants of this:
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Find XOR of all numbers in a given range
You are given a large range [a,b] where 'a' and 'b' can be typically between 1 and 4,000,000,000 inclusive. You have to find out the XOR of all the numbers in the given range.
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How is “int* ptr = int()” value initialization not illegal?
The following code (taken from here ):
5 Answers
5
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What's the best practice to round a float to 2 decimals? [duplicate]
I'm using eclipse + Android SDK.
7 Answers
7
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How do I make an html link look like a button?
I'm using ASP.NET, some of my buttons just do redirects. I'd rather they were ordinary links, but I don't want my users to notice much difference in the appearance. I considered images wrapped by anchors, i.e. tags, but I don't want to have to fire up an image editor every time I change the text ...
Share Large, Read-Only Numpy Array Between Multiprocessing Processes
I have a 60GB SciPy Array (Matrix) I must share between 5+ multiprocessing Process objects. I've seen numpy-sharedmem and read this discussion on the SciPy list. There seem to be two approaches-- numpy-sharedmem and using a multiprocessing.RawArray() and mapping NumPy dtype s to ctype s. ...
What does this square bracket and parenthesis bracket notation mean [first1,last1)?
I have seen number ranges represented as [first1,last1) and [first2,last2) .
4 Answers
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Designing function f(f(n)) == -n
A question I got on my last interview:
118 Answers
118
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CSS: bolding some text without changing its container's size
I have a horizontal navigation menu, which is basically just a <ul> with the elements set side-by-side. I do not define width, but simply use padding, because I would like the widths to be defined by the width of the menu item. I bold the currently-selected item.
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Two color borders
Client wants two color borders for an embossed look. Can I do this on one element? I was hoping to avoid stacking two DOM elements with individual borders.
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