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Number of lines in a file in Java
...& !empty) ? 1 : count;
} finally {
is.close();
}
}
EDIT, 9 1/2 years later: I have practically no java experience, but anyways I have tried to benchmark this code against the LineNumberReader solution below since it bothered me that nobody did it. It seems that especially for l...
What is “lifting” in Haskell?
..." is? (I'm completely ignorant about monads, too :) Or can someone explain it to me with simple words?
5 Answers
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How is it possible to declare nothing inside main() in C++ and yet have a working application after
In an interview I was confronted with a question such as this:
6 Answers
6
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How do I fire an event when a iframe has finished loading in jQuery?
I have to load a PDF within a page.
13 Answers
13
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Attach to a processes output for viewing
...ttach' a console/terminal-view to an applications output so I can see what it may be saying?
7 Answers
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Fully custom validation error message with Rails
...follow
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edited Oct 17 '12 at 16:30
answered May 18 '10 at 16:43
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Can I disable a CSS :hover effect via JavaScript?
...on, I’m afraid. JavaScript isn’t able to turn off the CSS :hover state itself.
You could try the following alternative workaround though. If you don’t mind mucking about in your HTML and CSS a little bit, it saves you having to reset every CSS property manually via JavaScript.
HTML
<body...
How to sort findAll Doctrine's method?
...
As @Lighthart as shown, yes it's possible, although it adds significant fat to the controller and isn't DRY.
You should really define your own query in the entity repository, it's simple and best practice.
use Doctrine\ORM\EntityRepository;
class Use...
How do I move an existing Git submodule within a Git repository?
I would like to change the directory name of a Git submodule in my Git superproject.
10 Answers
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Why doesn't delete set the pointer to NULL?
...
Stroustrup himself answers. An excerpt:
C++ explicitly allows an
implementation of delete to zero out
an lvalue operand, and I had hoped
that implementations would do that,
but that idea doesn't seem to have
become popular with implementers.
But the main issue he...