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What is the point of interfaces in PHP?
...low you to create code which defines the methods of classes that implement it. You cannot however add any code to those methods.
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Is MonoTouch now banned on the iPhone? [closed]
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Update -
This changed recently. MonoTouch should no longer conflict with
the agreement. Any statements below are purely historical!
Yes, it seems pretty clear from their license agreement now that if the original application is written in C# then it would be violating the license:
...Applica...
Direct casting vs 'as' operator?
...to s if o is not a string or if o is null. For this reason, you cannot use it with value types (the operator could never return null in that case). Otherwise, assigns o to s.
string s = o.ToString(); // 3
Causes a NullReferenceException if o is null. Assigns whatever o.ToString() returns to s, no...
How to identify server IP address in PHP
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edited Sep 14 '16 at 13:04
David De Sloovere
3,34822 gold badges2121 silver badges2727 bronze badges
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How can I see the SQL that will be generated by a given ActiveRecord query in Ruby on Rails
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When last I tried to do this there was no official way to do it. I resorted to using the function that find and its friends use to generate their queries directly. It is private API so there is a huge risk that Rails 3 will totally break it, but for debugging, it is an ok solution.
Th...
How to get current memory usage in android?
I have used /proc/meminfo and parsed command response.however it result shows that :
11 Answers
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Am I immoral for using a variable name that differs from its type only by case?
... the reasoning of those telling you this is bad? I do this all the time. It is the simplest, expressive way to name a single variable of a type. If you needed two Person objects then you could prefix person with meaningful adjectives like
fastPerson
slowPerson
otherwise just
person
is fine ...
What's the hardest or most misunderstood aspect of LINQ? [closed]
...ession of. I won't be specifically talking about LINQ to SQL or the Entity Framework except as examples of how queries can be executed remotely using expression trees (and usually IQueryable ).
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LINQ: When to use SingleOrDefault vs. FirstOrDefault() with filtering criteria
...g the appropriate one, depending on the expected results, improves readability.
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Do I cast the result of malloc?
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No; you don't cast the result, since:
It is unnecessary, as void * is automatically and safely promoted to any other pointer type in this case.
It adds clutter to the code, casts are not very easy to read (especially if the pointer type is long).
It makes you rep...