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What does “coalgebra” mean in the context of programming?
I have heard the term "coalgebras" several times in functional programming and PLT circles, especially when the discussion is about objects, comonads, lenses, and such. Googling this term gives pages that give mathematical description of these structures which is pretty much incomprehensible to me. ...
Mutex example / tutorial? [closed]
... to understand how mutexes work. Did a lot of Googling but it still left some doubts of how it works because I created my own program in which locking didn't work.
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How do I clear the terminal screen in Haskell?
...terminal screen after my user has selected an option from my application's menu?
8 Answers
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Fluent Validation vs. Data Annotations [closed]
...datation? They seem to have similar objects, all the way to their object names. Is one related to another? What are their differences? In what way do these differences denote different use cases?
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How to assign bean's property an Enum value in Spring config file?
I have a standalone enum type defined, something like this:
9 Answers
9
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How do I use a compound drawable instead of a LinearLayout that contains an ImageView and a TextView
Ran the new Lint tool against my code. It came up with a lot of good suggestions, but this one I cannot understand.
4 Answ...
Facebook API “This app is in development mode”
What does "development mode" mean for a facebook app? I find no exact explanation of what I can and can't do while in development mode and what's the relation with the "Not available to all users because your app is not live".
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AngularJs: Reload page
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You can use the reload method of the $route service. Inject $route in your controller and then create a method reloadRoute on your $scope.
$scope.reloadRoute = function() {
$route.reload();
}
Then you can use it on the link like this:
<a ...
How efficient is locking an unlocked mutex? What is the cost of a mutex?
...hoice in between either having a bunch of mutexes (like what pthread gives me or whatever the native system library provides) or a single one for an object.
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Is it safe to use Project Lombok? [closed]
In case you don't know Project Lombok helps with some of the annoyances of Java with stuff like generating getters and setters with annotations and even simple JavaBean like generation with @Data . It could really help me, especially in 50 different event objects where you have up to 7 differen...