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Find which version of package is installed with pip

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How to update gradle in android studio?

I installed Android Studio 0.1.9. Today I got and update to version 0.2 and of course I updated. After the installation I restarted Android Studio but now I get this message: ...
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Why does Math.round(0.49999999999999994) return 1?

...n Java 6 (and presumably earlier), round(x) is implemented as floor(x+0.5).1 This is a specification bug, for precisely this one pathological case.2 Java 7 no longer mandates this broken implementation.3 The problem 0.5+0.49999999999999994 is exactly 1 in double precision: static void print(do...
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How to scale down a range of numbers with a known min and max value

...anel. I want the height and width of each ellipse to be in a range of say 1-30. I have methods that find the minimum and maximum values from my data set, but I won't have the min and max until runtime. Is there an easy way to do this? ...
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What do “branch”, “tag” and “trunk” mean in Subversion repositories?

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Java recursive Fibonacci sequence

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Swapping column values in MySQL

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Why is a round-trip conversion via a string not safe for a double?

... 178 I found the bug. .NET does the following in clr\src\vm\comnumber.cpp: DoubleToNumber(value, ...
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What is the best way to compute trending topics or tags?

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How to print a number with commas as thousands separators in JavaScript

...ith commas as thousands separators. For example, I want to show the number 1234567 as "1,234,567". How would I go about doing this? ...