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Can I make a function available in every controller in angular?

... a utility function foo that I want to be able to call from anywhere inside of my ng-app declaration. Is there someway I can make it globally accessible in my module setup or do I need to add it to the scope in every controller? ...
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Minimal web server using netcat

...tcat (nc). When the browser calls up localhost:1500, for instance, it should show the result of a function ( date in the example below, but eventually it'll be a python or c program that yields some data). My little netcat web server needs to be a while true loop in bash, possibly as simple as this...
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Angularjs ng-model doesn't work inside ng-if

Here is the fiddle showing the problem. http://jsfiddle.net/Erk4V/1/ 6 Answers 6 ...
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what is the difference between a portlet and a servlet?

I am asked to work on portlets and portals. 5 Answers 5 ...
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dplyr summarise: Equivalent of “.drop=FALSE” to keep groups with zero length in output

When using summarise with plyr 's ddply function, empty categories are dropped by default. You can change this behavior by adding .drop = FALSE . However, this doesn't work when using summarise with dplyr . Is there another way to keep empty categories in the result? ...
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Boolean operators && and ||

According to the R language definition , the difference between & and && (correspondingly | and || ) is that the former is vectorized while the latter is not. ...
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Python: Checking if a 'Dictionary' is empty doesn't seem to work

I am trying to check if a dictionary is empty but it doesn't behave properly. It just skips it and displays ONLINE without anything except of display the message. Any ideas why ? ...
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Is a statically-typed full Lisp variant possible?

Is a statically-typed full Lisp variant possible? Does it even make sense for something like this to exist? I believe one of a Lisp language's virtues is the simplicity of its definition. Would static typing compromise this core principle? ...
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Difference between Pragma and Cache-Control headers?

I read about Pragma header on Wikipedia which says: 3 Answers 3 ...
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Using -performSelector: vs. just calling the method

I'm still kind of new to Objective-C and I'm wondering what is the difference between the following two statements? 5 Answe...