大约有 44,517 项符合查询结果（耗时：0.0629秒） [XML]
What is unit testing? [closed]
I saw many questions asking 'how' to unit test in a specific language, but no question asking 'what', 'why', and 'when'.
20...
Singleton: How should it be used
Edit:
From another question I provided an answer that has links to a lot of questions/answers about singletons: More info about singletons here:
...
JavaScript % (modulo) gives a negative result for negative numbers
...follow
|
edited Mar 13 '19 at 11:15
Martijn Pieters♦
839k212212 gold badges32183218 silver badges28092809 bronze badges
...
Why is it string.join(list) instead of list.join(string)?
This has always confused me. It seems like this would be nicer:
10 Answers
10
...
What are metaclasses in Python?
...es. A class is an instance of a metaclass.
While in Python you can use arbitrary callables for metaclasses (like Jerub shows), the better approach is to make it an actual class itself. type is the usual metaclass in Python. type is itself a class, and it is its own type. You won't be able to recrea...
Best practices for exception management in Java or C# [closed]
...
It seems odd to me that you want to catch exceptions and turn them into error codes. Why do you think the caller would prefer error codes over exceptions when the latter is the default in both Java and C#?
As for your questi...
MVC Razor view nested foreach's model
...gt; model.Theme[themeIndex].Products[productIndex].Orders[orderIndex].Quantity)
@Html.TextAreaFor(model => model.Theme[themeIndex].Products[productIndex].Orders[orderIndex].Note)
@Html.EditorFor(model => model.Theme[themeIndex].Products[productIndex].Orders[orderIndex].Date...
Fundamental difference between Hashing and Encryption algorithms
I see a lot of confusion between hashes and encryption algorithms and I would like to hear some more expert advice about:
1...
Why would you use Expression rather than Func?
... executing them. For example, LINQ to SQL gets the expression and converts it to the equivalent SQL statement and submits it to server (rather than executing the lambda).
Conceptually, Expression<Func<T>> is completely different from Func<T>. Func<T> denotes a delegate which...
Is “for(;;)” faster than “while (TRUE)”? If not, why do people use it?
I have seen this sort of thing used a lot, but I think it is rather strange...
Wouldn't it be much clearer to say while(true) , or something along those lines?
...