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Rails nested form with has_many :through, how to edit attributes of join model?
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Visual clarity really does go a long way, T.J. Schuck.
– ahnbizcad
Jul 17 '14 at 23:44
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Can I call memcpy() and memmove() with “number of bytes” set to zero?
... the length of the array for a
function, n can have the value zero on a call to that function. Unless explicitly stated
otherwise in the description of a particular function in this subclause, pointer arguments
on such a call shall still have valid values, as described in 7.1.4. On such a call...
Initializing a member array in constructor initializer
...hing. I'm not exactly sure about the following case, but some compilers do allow it.
struct A {
char foo[6];
A():foo("hello") { } /* valid? */
};
See this GCC PR for further details.
Do C++0x initializer lists solve the problem?
Yes, they do. However your syntax is invalid, I think. Y...
How to iterate over the keys and values in an object in CoffeeScript?
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Actually, all objects in JS are associative arrays (sans consistent key ordering). So the code jcmoney gave should work, though there's no reason to use [] instead of {} in that case.
– Trevor Burnham
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Tab space instead of multiple non-breaking spaces (“nbsp”)?
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@Eoin - indeed. I.e. what you really want in those cases are tab stops. But that wasn't what the OP was asking about. The OP was asking for a replacement for multiple sequential non-breaking spaces, which wouldn't line the rows up either. CSS has a tab-size...
How to parse XML in Bash?
Ideally, what I would like to be able to do is:
15 Answers
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How do I push amended commit to the remote Git repository?
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I actually once pushed with --force and .git repository and got scolded by Linus BIG TIME. In general this will create a lot of problems for other people. A simple answer is "Don't do it".
I see others gave the recipe for doing s...
Is there any reason to use a synchronous XMLHttpRequest?
...st, with one connection, you could tie the browser up. Making use of both allows for more data to be pushed/pulled through the line; but iirc, I think the sync requests still tied up the browser.
– vol7ron
Mar 6 '13 at 22:55
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What are “res” and “req” parameters in Express functions?
...red
request.method, which will be "GET" in this case, hence the app.get() call.
An array of HTTP headers in request.headers, containing items like request.headers.accept, which you can use to determine what kind of browser made the request, what sort of responses it can handle, whether or not it's a...
What does the explicit keyword mean?
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The compiler is allowed to make one implicit conversion to resolve the parameters to a function. What this means is that the compiler can use constructors callable with a single parameter to convert from one type to another in order to get t...