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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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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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Align button at the bottom of div using CSS
...e sure the content div is positioned.
To make the content div positioned, all position values that aren't static will work, but relative is the easiest since it doesn't change the divs positioning by itself.
So add position:relative; to the content div, remove the float from the button and add the...
Help with C# generics error - “The type 'T' must be a non-nullable value type”
...nt required by Nullable<T> itself. In other words, you could try to call:
CoalesceMax<string>(...)
which wouldn't make sense, as Nullable<string> isn't valid.
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What's the @ in front of a string in C#?
...tring as a verbatim string literal - anything in the string that would normally be interpreted as an escape sequence is ignored.
So "C:\\Users\\Rich" is the same as @"C:\Users\Rich"
There is one exception: an escape sequence is needed for the double quote. To escape a double quote, you need to put...
“Application tried to present modally an active controller”?
...trollers instantiated like so:
UIViewController* vc1 = [[UIViewController alloc] init];
UIViewController* vc2 = [[UIViewController alloc] init];
UIViewController* vc3 = [[UIViewController alloc] init];
You have added them to a tab bar like this:
UITabBarController* tabBarController = [[UITabBarC...
javascript node.js next()
...low code, where a reference to the next function to execute is given to a callback for it to kick-off when it's done.
See, for example, the code samples here:
http://blog.mixu.net/2011/02/02/essential-node-js-patterns-and-snippets/
Let's look at the example you posted:
function loadUser(req, ...
@Transactional(propagation=Propagation.REQUIRED)
... such logical transaction scope can determine rollback-only status individually, with an outer transaction scope being logically independent from the inner transaction scope. Of course, in case of standard PROPAGATION_REQUIRED behavior, all these scopes will be mapped to the same physical transactio...
How do you decompile a swf file [closed]
I am the maintainer of a site that has allegedly 'lost' the source code to a flash swf file. How do I decompile this source?
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How do I upload a file with metadata using a REST web service?
...at I wanted to do. Unfortunately, due to a weird business rule, we have to allow the upload to occur in any order (metadata first or file first). I was wondering if there was a way to combine the two in order to save the headache of dealing with both situations.
– Daniel T.
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