大约有 11,000 项符合查询结果（耗时：0.0185秒） [XML]
Ruby max integer
...need to be able to determine a systems maximum integer in Ruby. Anybody know how, or if it's possible?
6 Answers
...
Haskell composition (.) vs F#'s pipe forward operator (|>)
In F#, use of the the pipe-forward operator, |> , is pretty common. However, in Haskell I've only ever seen function composition, (.) , being used. I understand that they are related , but is there a language reason that pipe-forward isn't used in Haskell or is it something else?
...
Input and output numpy arrays to h5py
I have a Python code whose output is a sized matrix, whose entries are all of the type float . If I save it with the extension .dat the file size is of the order of 500 MB. I read that using h5py reduces the file size considerably. So, let's say I have the 2D numpy array named A . How do I ...
Reduce, fold or scan (Left/Right)?
When should I use reduceLeft , reduceRight , foldLeft , foldRight , scanLeft or scanRight ?
3 Answers
...
Computational complexity of Fibonacci Sequence
I understand Big-O notation, but I don't know how to calculate it for many functions. In particular, I've been trying to figure out the computational complexity of the naive version of the Fibonacci sequence:
...
F# development and unit testing?
I just got started with F#, which is my first functional language. I have been working quasi-exclusively with C#, and enjoy a lot how F# leads me to re-think how I write code. One aspect I find a bit disorienting is the change in the process of writing code. I have been using TDD for years in C# now...
How do browser cookie domains work?
Due to weird domain/subdomain cookie issues that I'm getting, I'd like to know how browsers handle cookies. If they do it in different ways, it would also be nice to know the differences.
...
Is APC compatible with PHP 5.4 or PHP 5.5?
It doesn't seem like APC has been updated to coincide with the php 5.4 release (I wish they would have included APC in PHP core like originally planned).
...
Get names of all files from a folder with Ruby
I want to get all file names from a folder using Ruby.
19 Answers
19
...
How to draw a path on a map using kml file?
...e in order to display paths or points in Android? Please could you help me with that?
4 Answers
...