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How to tell if a JavaScript function is defined
...eturn true;
}
}
if (isFunctionDefined('myFunction')) {
myFunction(foo);
}
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How can I display a JavaScript object?
...es it actually can do both. i have an object i created with: var obj = { "foo" : false }; and another object that is being passed into a callback from a server, the one passed through the callback prints with the little arrow so you can open it up, the statically created one just prints [object Ob...
Can't use method return value in write context
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Note: The same is true with isset(). ie: isset($this->foo->getBar()) will result in the same issue.
– catchdave
Jun 24 '11 at 23:45
7
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Disable autocomplete via CSS
...n CSS. However, html has an easy code for this:
<input type="text" id="foo" value="bar" autocomplete="off" />
If you're looking for a site-wide effector, an easy one would be to simply have a js function to run through all 'input' s and add this tag, or look for the corresponding css class ...
Should I use encodeURI or encodeURIComponent for encoding URLs?
...amp; characters that have special meaning?";
var uri = 'http://example.com/foo?hello=' + encodeURIComponent(world);
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Backbone View: Inherit and extend events from parent
...an use super.
class ParentView extends Backbone.View
events: ->
'foo' : 'doSomething'
class ChildView extends ParentView
events: ->
_.extend {}, super,
'bar' : 'doOtherThing'
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How can I use Timer (formerly NSTimer) in Swift?
...ctor(eventWith(timer:)),
userInfo: [ "foo" : "bar" ],
repeats: true)
}
// Timer expects @objc selector
@objc func eventWith(timer: Timer!) {
let info = timer.userInfo as Any
print(info)
}
}
...
What is the “continue” keyword and how does it work in Java?
...aceholder in order to make an empty loop body more clear.
for (count = 0; foo.moreData(); count++)
continue;
The same statement without a label also exists in C and C++. The equivalent in Perl is next.
This type of control flow is not recommended, but if you so choose you can also use continu...
#ifdef #ifndef in Java
...e : true, plus this doesn't allow you to do something like : private void foo(#ifdef DEBUG DebugClass obj #else ReleaseClass obj #endif )
– Zonko
Dec 4 '11 at 11:48
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How to check if IEnumerable is null or empty?
...ylist != null && mylist.Any()) . It would be much cleaner to have Foo.IsAny(myList) .
22 Answers
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