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How to do an instanceof check with Scala(Test)
...classTag[T].runtimeClass
MatchResult(
obj.getClass == cls,
obj.toString + " was not an instance of " + cls.toString,
obj.toString + " was an instance of " + cls.toString
)
}
def anInstanceOf[T:ClassTag] = BeMatcher { obj: Any =>
val cls = classTag[T].runtimeClass
MatchResult(...
How to run `rails generate scaffold` when the model already exists?
...o generate a scaffold script.
it outputs:
rails g scaffold users fname:string lname:string bdate:date email:string encrypted_password:string
from your schema.rb our your renamed schema.rb. Check it
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Convert NSDate to NSString
How do I convert, NSDate to NSString so that only the year in @"yyyy" format is output to the string?
14 Answers
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One line ftp server in python
...erver. Preferably a way using built in python libraries so there's nothing extra to install.
9 Answers
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How to rsync only a specific list of files?
...files-from=/tmp/foo /usr remote:/backup
If /tmp/foo contains the string "bin" (or even "/bin"), the /usr/bin directory will be created as /backup/bin on the remote host. If it contains "bin/" (note the trailing slash), the immediate contents of the directory would also be sent (without n...
How to detect Safari, Chrome, IE, Firefox and Opera browser?
...ng for browser reliable detection often results in checking the User agent string. This method is not reliable, because it's trivial to spoof this value.
I've written a method to detect browsers by duck-typing.
Only use the browser detection method if it's truly necessary, such as showing browser-sp...
Can a C# class inherit attributes from its interface?
...
public interface IModel {
[Required]
[DisplayName("Foo Bar")]
string FooBar { get; set; }
}
public class Model : IModel {
public string FooBar { get; set; }
}
Then in the view:
@* Note use of interface type for the view model *@
@model IModel
@* This control will receive the ...
Git Push Error: insufficient permission for adding an object to repository database
... chown -R "${USER:-$(id -un)}" .
type the command exactly as it is (with extra spaces and one dot at the end)
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Symbol for any number of any characters in regex?
I'm wondering is there a symbol for any number (including zero) of any characters
5 Answers
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Is the practice of returning a C++ reference variable evil?
...itive. Ever tried to increment the count of a value stored in a HashMap<String,Integer> in Java? :P
– Mehrdad Afshari
Oct 20 '11 at 7:29
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