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When should I choose Vector in Scala?
...There is also a more abstract, algebraic way of approaching this question: what sort of sequence do you conceptually have? Also, what are you conceptually doing with it? If I see a function that returns an Option[A], I know that function has some holes in its domain (and is thus partial). We can ...
Difference between the Facade, Proxy, Adapter and Decorator design patterns? [closed]
What is the difference between the Facade, Proxy, Adapter, and Decorator design patterns?
2 Answers
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Creating a new dictionary in Python
... documentation is absolutely opaque to me -- it's terrible. I have no idea what they're telling me to do, or why I should do it. And .get() seems to do exactly the right thing -- plus it's extremely flexible. I'm sure its a lack of understanding on my part. With that in mind, my questions are: why b...
What is ActiveMQ used for - can we apply messaging concept using a Database?
I looked it up and it used to send messages between 2 systems.
But why? Why wouldn't you just use a Database ?
There must be some feature that ActiveMQ has that Databases do not?
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Trigger change() event when setting 's value with val() function
What is the easiest and best way to trigger change event when setting the value of select element.
5 Answers
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What algorithm gives suggestions in a spell checker?
What algorithm is typically used when implementing a spell checker that is accompanied with word suggestions?
5 Answers
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SOAP vs REST (differences)
...ce on the client-side.
I think these are the crucial points to understand what REST is about, and how it differs from SOAP:
REST is protocol independent. It's not coupled to HTTP. Pretty much like you can follow an ftp link on a website, a REST application can use any protocol for which there is ...
What is the difference between an int and an Integer in Java and C#?
...into an object.
The differences between objects and primitives are somewhat beyond the scope of this question, but to summarize:
Objects provide facilities for polymorphism, are passed by reference (or more accurately have references passed by value), and are allocated from the heap. Conversel...
Surrogate vs. natural/business keys [closed]
...d I add a unique surrogate key to my tables? An entirely other question is what to use for a logical primary key. They are both essentially just non-null unique index constraints.
– dkretz
Feb 12 '09 at 22:11
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Server.UrlEncode vs. HttpUtility.UrlEncode
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As for what gets escaped. Internally it calls this function referencesource.microsoft.com/#System/net/System/Net/…
– Jeff
Jan 26 '15 at 18:25
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