大约有 47,000 项符合查询结果（耗时：0.0507秒） [XML]
Environment variables in Mac OS X
...
answered Sep 21 '10 at 1:20
Matt CurtisMatt Curtis
21.1k66 gold badges5757 silver badges6363 bronze badges
...
How do you get the magnitude of a vector in Numpy?
...dn([5,5])
– mdaoust
Feb 7 '12 at 12:10
3
Also, for matrices comprised of vectors, np.linalg.norm ...
What is the advantage of using async with MVC5?
... |
edited Mar 22 '16 at 10:04
answered Mar 22 '16 at 9:53
...
What are 'get' and 'set' in Swift?
...e variable from another object, it looks like this:
myTriangle.perimeter = 100
Which invokes the code in the set{} block:
set {
sideLength = newValue / 3.0
}
And so it's like if the class that's setting the variable had done this:
myTriangle.sideLength = 100/3.0
It's really just for convenien...
What exactly is Python's file.flush() doing?
...
10
When I use the with file('blah') as fd: #dostuff construct, I know it guarantees closing the file descriptor. Does it also flush or sync?
...
Storing DateTime (UTC) vs. storing DateTimeOffset
... |
edited Apr 6 '15 at 10:43
answered Mar 10 '11 at 19:00
...
Real life example, when to use OUTER / CROSS APPLY in SQL
... |
edited May 19 '18 at 10:24
answered Feb 14 '12 at 11:12
...
Is there a way to detect if a browser window is not currently active?
...nge", onchange);
Current browser support:
Chrome 13+
Internet Explorer 10+
Firefox 10+
Opera 12.10+ [read notes]
The following code falls back to the less reliable blur/focus method in incompatible browsers:
(function() {
var hidden = "hidden";
// Standards:
if (hidden in document)
...
@UniqueConstraint and @Column(unique = true) in hibernate annotation
...Glauber NéspoliGlauber Néspoli
1,98222 gold badges1010 silver badges1515 bronze badges
...
Using Node.js only vs. using Node.js with Apache/Nginx
...
answered May 27 '13 at 10:05
pauljzpauljz
9,80744 gold badges2323 silver badges3333 bronze badges
...