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Regular Expression to find a string included between two characters while EXCLUDING the delimiters
...string also contains the delimiters? For example in This is a test string [more [or] less] would this return more [or] less ?
– gnzlbg
Feb 22 '13 at 18:49
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Are booleans as method arguments unacceptable? [closed]
...ions, neither of which is clearly yes or no, then an enum can sometimes be more readable.
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Singleton: How should it be used
... an answer that has links to a lot of questions/answers about singletons: More info about singletons here:
24 Answers
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How to create a multi-tenant database with shared table structures?
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approach can also provide strong data
safety, but requires the use of more
sophisticated design patterns.
As for technical and business considerations, the article makes a brief analysis on where a certain approach might be more appropriate than another:
The number, nature, and needs of...
Programming with white text on black background?
...in the darkness a black background would give less contrast, but then it's more a question of why you don't have proper lighting in your room...
There are of course personal preferences than can affect your choise of color setting, and your eyesight (or lack thereof) might also make one setting bet...
Differences between Perl and PHP [closed]
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Perl and PHP are more different than alike. Let's consider Perl 5, since Perl 6 is still under development. Some differences, grouped roughly by subject:
Perl has native regular expression support, including regexp literals. PHP uses Perl's...
Does anyone beside me just NOT get ASP.NET MVC? [closed]
...L generation with greater control over the page output and a higher-level, more architecturally-driven approach. Let me capture Web Forms and MVC and show why I think that the comparison favors Web Forms in many situations - as long as you don't fall into some classic Web Forms traps.
Web Forms
In...
ValueError: The truth value of an array with more than one element is ambiguous. Use a.any() or a.al
...s perfectly for my desired functionality (The truth value of an array with more than one element is ambigous when trying to index an array).
Instead of using suggested code above, simply using a numpy.logical_and(a,b) would work. Here you may want to rewrite the code as
selected = r[numpy.logica...
Difference between Covariance & Contra-variance
...es of a mapping function that associates one member of a set with another. More specifically, a mapping can be covariant or contravariant with respect to a relation on that set.
Consider the following two subsets of the set of all C# types. First:
{ Animal,
Tiger,
Fruit,
Banana }.
And s...
Is there more to an interface than having the correct methods
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Interfaces are a way to make your code more flexible. What you do is this:
Ibox myBox=new Rectangle();
Then, later, if you decide you want to use a different kind of box (maybe there's another library, with a better kind of box), you switch your code to:
Ibox ...