大约有 23,000 项符合查询结果（耗时：0.0464秒） [XML]
How to check BLAS/LAPACK linkage in NumPy and SciPy?
I am builing my numpy/scipy environment based on blas and lapack more or less based on this walk through.
5 Answers
...
How to implement a property in an interface
...
I would vote for the first sentence. But abstract base classes should always be avoided if an interface is enough. So before you know what problem should actually be solve, you shouldn't suggest to create a base class.
– Stefan Steinegger
...
Why are margin/padding percentages in CSS always calculated against width?
...-right/margin-bottom/margin-left, all four have to be relative to the same base. If top/bottom used a different base than left/right', then "n%" margin (and padding) wouldn't mean the same thing on all four sides.
(Also note having the top/bottom margin relative to the width enables a weird CSS ha...
What's the difference between `=` and `
...eed for doing something like this, can only be performed using the ("gets"-based) <<- operator, and that there is not an "equals"-based equivalent.
– George Dontas
Feb 16 '10 at 14:59
...
Format file size as MB, GB, etc [duplicate]
...
It is surprising for me, but a loop-based algorithm is about 10% faster.
public static String toNumInUnits(long bytes) {
int u = 0;
for ( ; bytes > 1024*1024; bytes >>= 10) {
u++;
}
if (bytes > 1024)
u++;
return S...
Linux command to translate DomainName to IP [closed]
...
If you are using Arch Linux or based on that distribution, you'll find these tools and nslookup in bind-tools package.
– lava-lava
Oct 12 '18 at 12:13
...
Android Python Programming [closed]
...ng you need to do is to check your requirement against what they can offer based on their documentation. They have create an amazing framework for input such as multi-touch or pen handling. They use OpenGL ES internally, as a result complex graphics and visualizations can run very fast when interact...
Remove all special characters from a string in R?
...e, you want the str_replace_all from the stringr package, though gsub from base R works just as well.
The exact regular expression depends upon what you are trying to do. You could just remove those specific characters that you gave in the question, but it's much easier to remove all punctuation c...
How to filter array in subdocument with MongoDB [duplicate]
...
Use $filter aggregation
Selects a subset of the array to return based on the specified
condition. Returns an array with only those elements that match the
condition. The returned elements are in the original order.
db.test.aggregate([
{$match: {"list.a": {$gt:3}}}, // <-- mat...
How to sort an ArrayList in Java [duplicate]
... of this class and adding each fruit in the list. I want to sort this list based on the order of fruit name.
3 Answers
...