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Are PHP Variables passed by value or by reference?

...tr = add_some_extra($str); if I was not using the reference , right ? then what is the real added value of that ? – Obmerk Kronen Nov 24 '13 at 6:06 ...
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SQL Server: What is the difference between CROSS JOIN and FULL OUTER JOIN?

What is the difference between CROSS JOIN and FULL OUTER JOIN in SQL Server? 10 Answers ...
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What is the purpose of @SmallTest, @MediumTest, and @LargeTest annotations in Android?

...es it enforce anything? Are there any tools that utilizes this annotation? What's it's purpose in Android development? You can run a group of tests annotated with specific annotation. From AndroidJUnitRunner documentation: Running a specific test size i.e. annotated with SmallTest or MediumTe...
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What is the recommended way to use Vim folding for Python code

...othing happens, when i use 'za' in a class i get the E490 (No Fold found). What is going wrong? – Dani Gehtdichnixan Apr 28 '14 at 13:52 ...
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What is ANSI format?

What is ANSI encoding format? Is it a system default format? In what way does it differ from ASCII? 10 Answers ...
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What is the best (idiomatic) way to check the type of a Python variable? [duplicate]

... What happens if somebody passes a unicode string to your function? Or a class derived from dict? Or a class implementing a dict-like interface? Following code covers first two cases. If you are using Python 2.6 you might want...
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What does !! mean in ruby?

Just wondering what !! is in Ruby. 8 Answers 8 ...
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Determining if a number is either a multiple of ten or within a particular set of ranges

...t listing the options explicitly. Now that you've given a better idea of what you are doing, I'd write the second one as: int getRow(int num) { return (num - 1) / 10; } if (getRow(num) % 2 == 0) { } It's the same logic, but by using the function we get a clearer idea of what ...
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For i = 0, why is (i += i++) equal to 0?

...n executed i + 1; // Note that you are discarding the calculation result What actually happens is more involved than that - take a look at MSDN, 7.5.9 Postfix increment and decrement operators: The run-time processing of a postfix increment or decrement operation of the form x++ or x-- consist...
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How can I get form data with JavaScript/jQuery?

...koverflow.com/questions/7752188/…) – StackExchange What The Heck Dec 29 '14 at 16:28 1 Keep in ...