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Difference between Array and List in scala
In what cases I should use Array(Buffer) and List(Buffer). Only one difference that I know is that arrays are nonvariant and lists are covariant. But what about performance and some other characteristics?
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Configure IIS Express for external access to VS2010 project
...am developing a project in VS2010 and am able to view my site locally via IIS Express. I would like to enable external access over the network.
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How do I insert a linebreak where the cursor is without entering into insert mode in Vim?
Is possible to insert a line break where the cursor is in Vim without entering into insert mode? Here's an example ( [x] means cursor is on x ):
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Is there a generic constructor with parameter constraint in C#?
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As you've found, you can't do this.
As a workaround I normally supply a delegate that can create objects of type T:
public class A {
public static void Method<T> (T a, Func<float[,], T> creator) {
//...do something...
}
}
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Firebug-like debugger for Google Chrome
Is there anything like Firebug that you can use within Google Chrome?
15 Answers
15
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How does java do modulus calculations with negative numbers?
Am I doing modulus wrong? Because in Java -13 % 64 is supposed to evaluate to -13 but I get 51 .
14 Answers
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What is syntax for selector in CSS for next element?
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This is called the adjacent sibling selector, and it is represented by a plus sign...
h1.hc-reform + p {
clear:both;
}
Note: this is not supported in IE6 or older.
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Fully custom validation error message with Rails
...Now, the accepted way to set the humanized names and custom error messages is to use locales.
# config/locales/en.yml
en:
activerecord:
attributes:
user:
email: "E-mail address"
errors:
models:
user:
attributes:
email:
blank:...
What is the best way to call a script from another script?
I have a script named test1.py which is not in a module. It just has code that should execute when the script itself is run. There are no functions, classes, methods, etc. I have another script which runs as a service. I want to call test1.py from the script running as a service.
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Which C++ idioms are deprecated in C++11?
...ays of doing things, and many are nicer than the old ways, but the old way is still fine. It's also clear that the new standard doesn't officially deprecate very much, for backward compatibility reasons. So the question that remains is:
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