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Understanding scala enumerations
...cala enumeration classes. I can copy-paste the example from documentation, but I have no idea what is going on.
1 Answer
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How do I sort a list by different parameters at different timed
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I think your enum approach is basically sound, but the switch statements really need a more object oriented approach. Consider:
enum PersonComparator implements Comparator<Person> {
ID_SORT {
public int compare(Person o1, Person o2) {
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What is the difference between XML and XSD?
What is the difference between Extensible Markup Language (XML) and XML Schema (XSD)?
7 Answers
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What is the purpose of Verifiable() in Moq?
...st a Setup into a set of "deferred Verify(...) calls" which can then be triggered via mock.Verify().
The OP's clarification makes it clear that this was the goal and the only problem was figuring out why it wasn't working, but as @Liam prodded, the answer should really touch on this too:- The key u...
Automatically capture output of last command into a variable using Bash?
I'd like to be able to use the result of the last executed command in a subsequent command. For example,
22 Answers
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Rails - Nested includes on Active Records?
...is event and every profile associated to each user. The Users get included but not their profiles.
3 Answers
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What really is a deque in STL?
...ure used), and the deque stopped me: I thought at first that it was a double linked list, which would allow insertion and deletion from both ends in constant time, but I am troubled by the promise made by the operator [] to be done in constant time. In a linked list, arbitrary access should be O...
Why would a static nested interface be used in Java?
I have just found a static nested interface in our code-base.
11 Answers
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What is the purpose of “return await” in C#?
... sneaky case when return in normal method and return await in async method behave differently: when combined with using (or, more generally, any return await in a try block).
Consider these two versions of a method:
Task<SomeResult> DoSomethingAsync()
{
using (var foo = new Foo())
{
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Interface vs Base class
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Let's take your example of a Dog and a Cat class, and let's illustrate using C#:
Both a dog and a cat are animals, specifically, quadruped mammals (animals are waaay too general). Let us assume that you have an abstract class Mammal, for both of them:
pu...