大约有 30,000 项符合查询结果（耗时：0.0551秒） [XML]
What are the advantages of NumPy over regular Python lists?
...iently implemented.
For example, you could read your cube directly from a file into an array:
x = numpy.fromfile(file=open("data"), dtype=float).reshape((100, 100, 100))
Sum along the second dimension:
s = x.sum(axis=1)
Find which cells are above a threshold:
(x > 0.5).nonzero()
Remove ...
How do I list all loaded assemblies?
... each assembly, app domain and has a few options to load symbols (i.e. pdb files that contain debug information).
Using Process Explorer
If you want an external tool you can use the Process Explorer (freeware, published by Microsoft)
Click on a process and it will show a list with all the assem...
How can I pretty-print JSON using node.js?
... It can be a string or a number (number of spaces). Node can write to your filesystem with fs. Example:
var fs = require('fs');
fs.writeFile('test.json', JSON.stringify({ a:1, b:2, c:3 }, null, 4));
/* test.json:
{
"a": 1,
"b": 2,
"c": 3,
}
*/
See the JSON.stringify() docs at MDN...
PHP Difference between array() and []
...com/questions/151661/is-it-bad-practice-to-use-tag-in-php
A note in PSR-1: Files MUST use only <?php and <?= tags.
TL;DR: There is no reason you cannot or should not use it.
share
|
improve t...
How to retrieve the LoaderException property?
...ons property for more information? Like, browse to a folder and view a log file?
– jp2code
Mar 18 '13 at 13:46
5
...
Given final block not properly padded
...ar, this can also happen when providing the wrong password for a key store file, such as a .p12 file, which is what just happened to me.
– Warren Dew
Sep 17 '15 at 17:43
2
...
What's the difference between size_t and int in C++?
...
From the friendly Wikipedia:
The stdlib.h and stddef.h header files define a datatype called size_t which is used to represent the size of an object. Library functions that take sizes expect them to be of type size_t, and the sizeof operator evaluates to size_t.
The actual type of size_...
Getting the SQL from a Django QuerySet [duplicate]
... where i have to write query... MyModel is a class which is in models.py file... My doubt is where i have to write sql query for retrieve value from the table.
– Python Team
Nov 17 '14 at 7:10
...
Rails migrations: self.up and self.down versus change
...rs < ActiveRecord::Migration
def change
add_column :users, :image_file_name, :string
add_column :users, :image_content_type, :string
add_column :users, :image_file_size, :integer
add_column :users, :image_updated_at, :datetime
end
end
...
Grep regex NOT containing string
I am passing a list of regex patterns to grep to check against a syslog file. They are usually matching an IP address and log entry;
...