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How is set() implemented?
...the keys being the members of the set), with some
optimization(s) that exploit this lack of values
So basically a set uses a hashtable as its underlying data structure. This explains the O(1) membership checking, since looking up an item in a hashtable is an O(1) operation, on average.
If you ...
What is the difference between concurrency and parallelism?
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Turn a number into star rating display using jQuery and CSS
...span.stars span {
display: block;
background: url(stars.png) 0 -16px repeat-x;
width: 80px;
height: 16px;
}
span.stars span {
background-position: 0 0;
}
Image
(source: ulmanen.fi)
Note: do NOT hotlink to the above image! Copy the file to your own server and use it ...
JavaScript inheritance: Object.create vs new
In JavaScript what is the difference between these two examples:
4 Answers
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NVIDIA vs AMD: GPGPU performance
I'd like to hear from people with experience of coding for both. Myself, I only have experience with NVIDIA.
10 Answers
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LINQ-to-SQL vs stored procedures? [closed]
...ditional improvements that you can easily take advantage of. PLINQ is an example of adding multi-threading support to LINQ. Code changes are minimal to add this support. It would be MUCH harder to do this data access code that simply calls sprocs.
Debugging support: I can use any .NET debugger to...
How can I dynamically create derived classes from a base class
For example I have a base class as follows:
3 Answers
3
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Common MySQL fields and their appropriate data types
...ut brackets around their area code.
In general though, I seem to almost exclusively use:
INT(11) for anything that is either an ID or references another ID
DATETIME for time stamps
VARCHAR(255) for anything guaranteed to be under 255 characters (page titles, names, etc)
TEXT for pretty much ever...
Is there a constraint that restricts my generic method to numeric types?
...an interview with Bruce Eckel:
And it's not clear that the added complexity is worth the small yield that you get. If something you want to do is not directly supported in the constraint system, you can do it with a factory pattern. You could have a Matrix<T>, for example, and in that Matr...
How to un-submodule a Git submodule?
...the main repository so that the result will be the same as it was before, except that the submodule files are now in the main repository.
In the main module you will need to do the following:
# Fetch the submodule commits into the main repository
git remote add submodule_origin git://url/to/submod...