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How to unsubscribe to a broadcast event in angularJS. How to remove function registered via $on
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You need to store the returned function and call it to unsubscribe from the event.
var deregisterListener = $scope.$on("onViewUpdated", callMe);
deregisterListener (); // this will deregister that listener
This is found in the source code :) at least in 1.0.4. I...
Programmatically access currency exchange rates [closed]
I'm setting up an online ordering system but I'm in Australia and for international customers I'd like to show prices in US dollars or Euros so they don't have to make the mental effort to convert from Australian dollars.
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In which scenario do I use a particular STL container?
...p on STL containers in my book on C++, specifically the section on the STL and its containers. Now I do understand each and every one of them have their own specific properties, and I'm close to memorizing all of them... But what I do not yet grasp is in which scenario each of them is used.
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What are the differences between Helper and Utility classes?
...ts more common.
A Utility class is understood to only have static methods and be stateless. You would not create an instance of such a class.
A Helper can be a utility class or it can be stateful or require an instance be created. I would avoid this if possible.
If you can make the name more spe...
Requirejs why and when to use shim config
...D, but you need to manage their dependencies. For example, in the Backbone and Underscore example above: you know that Backbone requires Underscore, so suppose you wrote your code like this:
require(['underscore', 'backbone']
, function( Underscore, Backbone ) {
// do something with Backbone
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How do I create and access the global variables in Groovy?
I need to store a value in a variable in one method and then I need to use that value from that variable in another method or closure. How can I share this value?
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Scala: write string to file in one statement
...ding-safe. If an exception happens in write(), close will never be called, and the file won't be closed. PrintWriter also uses the default system encoding, which is very bad for portability. And finally, this approach generates a separate class specifically for this line (however, given that Scala a...
Angular.js programmatically setting a form field to dirty
I am programmatically updating some of the fields on my form with a value and I would like to set the field state to $dirty . Doing something like:
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WPF Blurry fonts issue- Solutions
Problem is described and demonstrated on the following links:
11 Answers
11
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How do you copy the contents of an array to a std::vector in C++ without looping?
...e structure, so I chose a std::vector . I don't want to have to do the standard loop to push_back all the values individually, it would be nice if I could just copy it all using something similar to memcpy .
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