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How to store a git config as part of the repository?
I'm using filters to mangle files during checkout like described here .
Now the problem is that filter definition is only stored in my local configuration file:
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Remove duplicated rows using dplyr
I have a data.frame like this -
6 Answers
6
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Eclipse and Windows newlines
I had to move my Eclipse workspace from Linux to Windows when my desktop crashed. A week later I copy it back to Linux, code happily, commit to CVS. And alas, windows newlines have polluted many files, so CVS diff dumps the entire file, even when I changed a line or two!
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How to forward declare a template class in namespace std?
and used that function in my main. I get errors. Of course, I know that there are more template params for std::list (allocator I think). But, that is beside the point. Do I have to know the full template declaration of a template class to be able to forward declare it?
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How to add “on delete cascade” constraints?
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I'm pretty sure you can't simply add on delete cascade to an existing foreign key constraint. You have to drop the constraint first, then add the correct version. In standard SQL, I believe the easiest way to do this is to
s...
Catching all javascript unhandled exceptions
I'm trying to find or figure out a way to display in an alert box all of the unhandled javascript exceptions in an application. I'd want all of this to be done on the client side, without using any server side code. I'm using MVC3 as an environment.
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Rails nested form with has_many :through, how to edit attributes of join model?
How do you edit the attributes of a join model when using accepts_nested_attributes_for?
3 Answers
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Can I call memcpy() and memmove() with “number of bytes” set to zero?
Do I need to treat cases when I actully have nothing to move/copy with memmove() / memcpy() as edge cases
2 Answers
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Initializing a member array in constructor initializer
...ant to do (that is, initialize an array in a constructor (not assigning elements in the body)). Is it even possible?
Yes. It's using a struct that contains an array. You say you already know about that, but then I don't understand the question. That way, you do initialize an array in the const...
How to iterate over the keys and values in an object in CoffeeScript?
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Use for x,y of L. Relevant documentation.
ages = {}
ages["jim"] = 12
ages["john"] = 7
for k,v of ages
console.log k + " is " + v
Outputs
jim is 12
john is 7
You may also want to consider the variant for own k,v of ages as mentioned by Aaron Dufour...