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Inheritance vs. Aggregation [closed]
There are two schools of thought on how to best extend, enhance, and reuse code in an object-oriented system:
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What techniques can be used to define a class in JavaScript, and what are their trade-offs?
I prefer to use OOP in large scale projects like the one I'm working on right now. I need to create several classes in JavaScript but, if I'm not mistaken, there are at least a couple of ways to go about doing that. What would be the syntax and why would it be done in that way?
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What can MATLAB do that R cannot do? [closed]
I often hear people complain how expensive MATLAB licenses are. Then I wonder why they don't just use Octave or R . But is the latter right? Can you use R to replace MATLAB?
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How to allocate aligned memory only using the standard library?
I just finished a test as part of a job interview, and one question stumped me, even using Google for reference. I'd like to see what the StackOverflow crew can do with it:
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How many database indexes is too many?
I'm working on a project with a rather large Oracle database (although my question applies equally well to other databases). We have a web interface which allows users to search on almost any possible combination of fields.
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Passing an integer by reference in Python
How can I pass an integer by reference in Python?
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Purpose of memory alignment
Admittedly I don't get it. Say you have a memory with a memory word of length of 1 byte. Why can't you access a 4 byte long variable in a single memory access on an unaligned address(i.e. not divisible by 4), as it's the case with aligned addresses?
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How do you get the magnitude of a vector in Numpy?
In keeping with the "There's only one obvious way to do it", how do you get the magnitude of a vector (1D array) in Numpy?
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Is it safe to delete a void pointer?
Suppose I have the following code:
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What does a just-in-time (JIT) compiler do?
What does a JIT compiler specifically do as opposed to a non-JIT compiler? Can someone give a succinct and easy to understand description?
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