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Get program execution time in the shell
I want to execute something in a linux shell under a few different conditions, and be able to output the execution time of each execution.
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How do I convert a float number to a whole number in JavaScript?
I'd like to convert a float to a whole number in JavaScript. Actually, I'd like to know how to do BOTH of the standard conversions: by truncating and by rounding. And efficiently, not via converting to a string and parsing.
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String output: format or concat in C#?
Let's say that you want to output or concat strings. Which of the following styles do you prefer?
31 Answers
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Numpy: Divide each row by a vector element
Suppose I have a numpy array:
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Understanding how recursive functions work
As the title explains I have a very fundamental programming question which I have just not been able to grok yet. Filtering out all of the (extremely clever) "In order to understand recursion, you must first understand recursion." replies from various online threads I still am not quite getting it....
Razor-based view doesn't see referenced assemblies
I'm attempting to create a strongly-typed view based on a class from another assembly. For whatever reason though, my Razor view doesn't seem to have any visibility of other assemblies referenced on my project. e.g.
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How can I scale an image in a CSS sprite
In this article, http://css-tricks.com/css-sprites/ , it talks about how can I crop off a smaller image from 1 bigger image. Can you please tell me if it is possible/how I can crop off a smaller image and then scale the cropped off region before I lay it out?
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Why does this go into an infinite loop?
I have the following code:
26 Answers
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How do I use arrays in C++?
C++ inherited arrays from C where they are used virtually everywhere. C++ provides abstractions that are easier to use and less error-prone ( std::vector<T> since C++98 and std::array<T, n> since C++11 ), so the need for arrays does not arise quite as often as it does in C. However, ...
Cost of exception handlers in Python
In another question , the accepted answer suggested replacing a (very cheap) if statement in Python code with a try/except block to improve performance.
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