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What is the “right” way to iterate through an array in Ruby?
...arts, is pretty good on this count. There's no difference between an array and a hash (maybe I'm naive, but this seems obviously right to me), and to iterate through either you just do
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Long vs Integer, long vs int, what to use and when?
Sometimes I see API's using long or Long or int or Integer , and I can't figure how the decision is made for that?
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What is the difference between shallow copy, deepcopy and normal assignment operation?
...wards the existing object. The docs explain the difference between shallow and deep copies:
The difference between shallow and deep copying is only relevant for
compound objects (objects that contain other objects, like lists or
class instances):
A shallow copy constructs a new compo...
Use of Application.DoEvents()
...same kind of wisdom as "don't mutate a struct". Erm, why does the runtime and the language supports mutating a struct if that's so bad? Same reason: you shoot yourself in the foot if you don't do it right. Easily. And doing it right requires knowing exactly what it does, which in the case of DoE...
Find a string by searching all tables in SQL Server Management Studio 2008
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If you are like me and have certain restrictions in a production environment, you may wish to use a table variable instead of temp table, and an ad-hoc query rather than a create procedure.
Of course depending on your sql server instance, it m...
Missing file warnings showing up after upgrade to Xcode 4
...ing some warnings that I did not get before. I have looked through forums and other SO posts but have not come across how to fix this.
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How useful/important is REST HATEOAS ( maturity level 3)?
...me senior team members believe that a REST API has to be HATEOAS compliant and implement all Richardson's maturity levels ( http://martinfowler.com/articles/richardsonMaturityModel.html )!
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“Find next” in Vim
...e cursor jumps to the first match when I press return. Is there a Vim command analogous to "find next"?
7 Answers
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What does it mean to “program to an interface”?
I have seen this mentioned a few times and I am not clear on what it means. When and why would you do this?
32 Answers
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C++11 rvalues and move semantics confusion (return statement)
I'm trying to understand rvalue references and move semantics of C++11.
6 Answers
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