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What is the difference between `after_create` and `after_save` and when to use which?
Are after_create and after_save the same as per functionality?
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What are the nuances of scope prototypal / prototypical inheritance in AngularJS?
...(i.e., form elements, ng-model) in the child scope. Ng-repeat, ng-switch, and ng-include can trip you up if you try to bind to a primitive (e.g., number, string, boolean) in the parent scope from inside the child scope. It doesn't work the way most people expect it should work. The child scope ge...
python numpy machine epsilon
I am trying to understand what is machine epsilon. According to the Wikipedia, it can be calculated as follows:
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What is the difference between integration testing and functional testing? [closed]
Are functional testing and integration testing the same?
11 Answers
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How to display the function, procedure, triggers source code in postgresql?
How to print functions and triggers sourcecode in postgresql? please let me know if any one know the query to display the function, triggers source code.
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Encode String to UTF-8
I have a String with a "ñ" character and I have some problems with it. I need to encode this String to UTF-8 encoding. I have tried it by this way, but it doesn't work:
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How to efficiently build a tree from a flat structure?
I have a bunch of objects in a flat structure. These objects have an ID and a ParentID property so they can be arranged in trees. They are in no particular order.
Each ParentID property does not necessarily matches with an ID in the structure. Therefore their could be several trees emerging ...
Difference between Java SE/EE/ME?
... will write simple programs that create files, directories, edit XML files and so on, nothing too complex for now.
14 Answe...
Android : difference between invisible and gone?
What is the difference between invisible and gone for the View visibility status?
8 Answers
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What's to stop malicious code from spoofing the “Origin” header to exploit CORS?
The way I understand it, if a client-side script running on a page from foo.com wants to request data from bar.com, in the request it must specify the header Origin: http://foo.com , and bar must respond with Access-Control-Allow-Origin: http://foo.com .
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