大约有 21,000 项符合查询结果（耗时：0.0706秒） [XML]
Swift Programming: getter/setter in stored property
How do I overwrite the setter of stored property in Swift?
5 Answers
5
...
Which parallel sorting algorithm has the best average case performance?
Sorting takes O(n log n) in the serial case. If we have O(n) processors we would hope for a linear speedup. O(log n) parallel algorithms exist but they have a very high constant. They also aren't applicable on commodity hardware which doesn't have anywhere near O(n) processors. With p processors, re...
Difference between Array and List in scala
In what cases I should use Array(Buffer) and List(Buffer). Only one difference that I know is that arrays are nonvariant and lists are covariant. But what about performance and some other characteristics?
...
Creating stored procedure and SQLite?
Is it somehow possible to create a stored procedure, when using SQLite?
4 Answers
4
...
bool to int conversion
How portable is this conversion. Can I be sure that both assertions pass?
4 Answers
4
...
fatal: Not a valid object name: 'master'
I have a private server running git 1.7
When I
4 Answers
4
...
How do you list the active minor modes in emacs?
How do you list the active minor modes in emacs?
5 Answers
5
...
Understanding exactly when a data.table is a reference to (vs a copy of) another data.table
I'm having a little trouble understanding the pass-by-reference properties of data.table . Some operations seem to 'break' the reference, and I'd like to understand exactly what's happening.
...
Xcode Project vs. Xcode Workspace - Differences
I am trying to understand how the whole ecosystem of iOS works.
Until now, I could find an answer for most of my question (and trust me, there have been a lots of them), but for this one, there seems to be no clear answer yet.
...
What's the difference between belongs_to and has_one?
What is the difference between a belongs_to and a has_one ?
5 Answers
5
...