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The performance impact of using instanceof in Java
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IntelliJ: Working on multiple projects
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@redDevil No! This answer is more general, if you have non-maven projects this answer is better since the top voted answer simply does not cover them. The two answers tackle different situations and are equally relevant, no one is better than the other.
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Socket File “/var/pgsql_socket/.s.PGSQL.5432” Missing In Mountain Lion (OS X Server)
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How do I build a graphical user interface in C++? [closed]
...nally, I think programming to the Win32 API is beautiful. I likes it much more than using Qt, and that in and of itself is a benefit. Maybe that's just me, though.
– mrduclaw
Dec 26 '09 at 14:50
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Why shouldn't all functions be async by default?
...evel of "referential transparency" that makes these sorts of optimizations more tractable. By "referential transparency" I mean the property that the value of an expression does not depend on when it is evaluated. Expressions like 2 + 2 are referentially transparent; you can do the evaluation at com...
Using Version Control for Home Development?
...ions as a delta difference to the previous revision. This means that it is more disk efficient as the entire file is not stored but only the differences.
You have the history for all your source tree. You can rapidly see what was changed and when was changed. Compare files from different revisions a...
In plain English, what does “git reset” do?
...to point somewhere else, and possibly bring the index and work tree along. More concretely, if your master branch (currently checked out) is like this:
- A - B - C (HEAD, master)
and you realize you want master to point to B, not C, you will use git reset B to move it there:
- A - B (HEAD, maste...
What's the fastest way to loop through an array in JavaScript?
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What's the difference between “Layers” and “Tiers”?
...boove three layers reside in their own projects, may be 3 projects or even more. When we compile the projects we get the respective layer DLL. So we have 3 DLL's now.
Depending upon how we deploy our application, we may have 1 to 3 tiers. As we now have 3 DLL's, if we deploy all the DLL's on the sa...
Is it better to return null or empty collection?
...e.Empty<Foo>();
}
Using Enumerable.Empty<T>() can be seen as more efficient than returning, for example, a new empty collection or array.
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