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How do I filter ForeignKey choices in a Django ModelForm?
...rm.fields["rate"].queryset = ...
This is done explicitly in the view. No hacking around.
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How to add Action Bar from support library into PreferenceActivity?
....create(this, null);
}
return mDelegate;
}
}
No more hacking. Code taken from AppCompatPreferenceActivity.java.
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Casting a variable using a Type variable
...e our object might be, making this solution impractical. I wrote this as a hack to invoke conversion operators defined by arbitrary types, but maybe somebody out there can find a better use case.
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Find and replace - Add carriage return OR Newline
...ted that way, I'd be very glad to hear it, since my answer is just an ugly hack. But as you can see, all other answers that work on a vanilla Visual Studio without extra plug-ins require the use of regular expressions, and thus escaping simple text.
– Suzanne Dupéron
...
Why does Hibernate require no argument constructor?
...ost use cases, providing a no-arg constructor is not a problem.
There are hacks based on serialization that can work around not having a no-arg constructor, since serialization uses jvm magic to create objects without invoking the constructor. But this is not available across all VMs. For example, ...
Compiler Ambiguous invocation error - anonymous method and method group with Func or Action
...
97
First off, let me just say that Jon's answer is correct. This is one of the hairiest parts of t...
Download a file by jQuery.Ajax
...length...
With Struts2 (unless you are using the Action as a Servlet, an hack for direct streaming, for example), you don't need to directly write anything to the response; simply using the Stream result type and configuring it in struts.xml will work: EXAMPLE
<result name="success" type="stre...
Variable is accessed within inner class. Needs to be declared final
...claim credit for this one. It was IntelliJ's recommendation! Feels a bit hacky. But doesn't seem as bad as a global variable so I thought it worth mentioning here. It's just one solution to the problem. Not necessarily the best one.
final int[] tapCount = {0};
addSiteButton.setOnClickListener(...
Anonymous recursive PHP functions
...(Y f) x.
Since PHP doesn't automatically curry functions, it's a bit of a hack to make fix work, but I think it's interesting.
function fix( $func )
{
return function() use ( $func )
{
$args = func_get_args();
array_unshift( $args, fix($func) );
return call_user_fun...
Why is Lisp used for AI? [closed]
...Lisp. people.csail.mit.edu/phw/Books/LISPBACK.HTML
– Hack-R
Jan 15 '16 at 14:40
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