大约有 47,000 项符合查询结果（耗时：0.0378秒） [XML]
Create a string of variable length, filled with a repeated character
... new repeat function built into String.prototype handles this now (ES6+)
– AlexMA
Oct 18 '16 at 18:05
...
ISO time (ISO 8601) in Python
...
Local to ISO 8601:
import datetime
datetime.datetime.now().isoformat()
>>> 2020-03-20T14:28:23.382748
UTC to ISO 8601:
import datetime
datetime.datetime.utcnow().isoformat()
>>> 2020-03-20T01:30:08.180856
Local to ISO 8601 without microsecond:
import d...
Visual Studio debugging/loading very slow
...al Studio from remotely querying the Microsoft servers.
Click "OK".
From now on, symbol loading should be much faster.
Note that if you make any changes/downloads to Microsoft assemblies, you may need to go back into the Symbols dialog box and "Load all symbols" again.
...
How to create a printable Twitter-Bootstrap page
... Visible Hidden
Bootstrap 3 update:
Print classes are now in documents: http://getbootstrap.com/css/#responsive-utilities-print
Similar to the regular responsive classes,
use these for toggling content for print.
Class Browser Print
----------------------...
@RunWith(MockitoJUnitRunner.class) vs MockitoAnnotations.initMocks(this)
..., but it's an invalid use of the framework because
// Mockito doesn't know what method call to verify. But Mockito can't report
// it yet, because the call to the method that's being verified might
// be yet to happen.
verify(myMock);
}
@Test
public void test3() {
// ERROR 2...
How does the getView() method work when creating your own custom adapter?
... one. You see, getView() is called everytime an item in the list is drawn. Now, before the item can be drawn, it has to be created. Now convertView basically is the last used view to draw an item. In getView() you inflate the xml first and then use findByViewID() to get the various UI elements of th...
C# 'is' operator performance
...
I'm with Ian, you probably don't want to do this.
However, just so you know, there is very little difference between the two, over 10,000,000 iterations
The enum check comes in at 700
milliseconds (approx)
The IS check comes in at 1000
milliseconds (approx)
I personally wouldn't fix this pro...
Algorithm to detect intersection of two rectangles?
...nt.x - v(n-1).x) +
rotated.y * (testpoint.y - v(n-1).y);
Now test all points of rectangle A against the edges of rectangle B and vice versa. If you find a separating edge the objects don't intersect (providing all other points in B are on the other side of the edge being tested for...
How to initialize an array's length in JavaScript?
...(function () {}) gives you an array with length 5 and undefined as values, now it can be iterated over.
Array.apply(null, Array(5)).map(function (x, i) { return i; }) gives you an array with length 5 and values 0,1,2,3,4.
Array(5).forEach(alert) does nothing, Array.apply(null, Array(5)).forEach(aler...
Update built-in vim on Mac OS X
I know this might be more appropriate at Ask Different, but as I tried adding tags there, there was no vim tag, only macvim . So I figured I might get a better audience here.
...