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When are you truly forced to use UUID as part of the design?
I don't really see the point of UUID . I know the probability of a collision is effectively nil , but effectively nil is not even close to impossible.
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How to watch for array changes?
...ent
}
return n;
}
});
1 Alternatively, if you'd like to target all arrays, you could override Array.prototype.push(). Use caution, though; other code in your environment may not like or expect that kind of modification. Still, if a catch-all sounds appealing, just replace myArray with Ar...
Is HTML considered a programming language? [closed]
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No, HTML is not a programming language. The "M" stands for "Markup". Generally, a programming language allows you to describe some sort of process of doing something, whereas HTML is a way of adding context and structure to text.
If you're looking to add more alphabet soup to your CV, don't classi...
C++: What is the size of an object of an empty class?
...can be 1 because alignment doesn't matter here, as there is nothing to actually look at.
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How does collections.defaultdict work?
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Usually, a Python dictionary throws a KeyError if you try to get an item with a key that is not currently in the dictionary. The defaultdict in contrast will simply create any items that you try to access (provided of course th...
Rails: Default sort order for a rails model?
...ow use Book.published.confirmed.
With this method, the query is not actually executed until actual results are needed (lazy evaluation), so 7 scopes could be chained together but only resulting in 1 actual database query, to avoid performance problems from executing 7 separate queries.
You can u...
Visual Studio opens the default browser instead of Internet Explorer
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For MVC2+ I just add a .htm file, usually named Starter.htm and the upper solution works fine. I usually also just add it to the solution instead of a project. It makes more sense that way for especially if I have a multi-web-project solution. Oh and you don't h...
'const int' vs. 'int const' as function parameters in C++ and C
...ation relative to the type consistent and easy to remember (it also anecdotally seems to make it easier to teach to beginners).
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Unix shell script find out which directory the script file resides?
Basically I need to run the script with paths related to the shell script file location, how can I change the current directory to the same directory as where the script file resides?
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Automatic prune with Git fetch or pull
... work is over and I don't know, I won't do a git fetch --prune and eventually I will push back the deleted branch.
3 Answ...