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What is the apply function in Scala?
I never understood it from the contrived unmarshalling and verbing nouns ( an AddTwo class has an apply that adds two!) examples.
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Understanding the Event Loop
I am thinking about it and this is what I came up with:
3 Answers
3
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How much overhead does SSL impose?
I know there's no single hard-and-fast answer, but is there a generic order-of-magnitude estimate approximation for the encryption overhead of SSL versus unencrypted socket communication? I'm talking only about the comm processing and wire time, not counting application-level processing.
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Entity Framework 4 - AddObject vs Attach
I have been working with Entity Framework 4 recently, and am slightly confused as to when to use ObjectSet.Attach , and ObjectSet.AddObject .
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JavaScript DOM remove element
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removeChild should be invoked on the parent, i.e.:
parent.removeChild(child);
In your example, you should be doing something like:
if (frameid) {
frameid.parentNode.removeChild(frameid);
}
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When to use the JavaScript MIME type application/javascript instead of text/javascript?
Based on the question jQuery code not working in IE , text/javascript is used in HTML documents so Internet Explorer can understand it.
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What is the difference between packaged_task and async
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Actually the example you just gave shows the differences if you use a rather long function, such as
//! sleeps for one second and returns 1
auto sleep = [](){
std::this_thread::sleep_for(std::chrono::seconds(1));
return...
What is the difference between include and extend in Ruby?
Just getting my head around Ruby metaprogramming. The mixin/modules always manage to confuse me.
6 Answers
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What exactly is Arel in Rails 3.0?
I understand that it is a replacement for ActiveRecord and that it uses objects instead of queries.
4 Answers
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On delete cascade with doctrine2
...ple example in order to learn how to delete a row from a parent table and automatically delete the matching rows in the child table using Doctrine2.
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