大约有 47,000 项符合查询结果（耗时：0.0533秒） [XML]
Trying to understand CMTime and CMTimeMake
1) CMTimeMake(1,10) means duration of 1 second and timescale of 10, or 10 frames per second. This means 1s duration of video with 10 frames?
...
Does List guarantee insertion order?
...
|
edited Dec 20 '17 at 13:22
UuDdLrLrSs
6,47577 gold badges3232 silver badges5353 bronze badges
...
Checking to see if one array's elements are in another array in PHP
...
205
You can use array_intersect().
$result = !empty(array_intersect($people, $criminals));
...
How do you make a WPF slider snap only to discrete integer positions?
...
answered Oct 6 '08 at 2:10
Brian StewartBrian Stewart
8,4181010 gold badges4949 silver badges6565 bronze badges
...
JSON left out Infinity and NaN; JSON status in ECMAScript?
...
|
edited Sep 18 '09 at 3:40
answered Sep 14 '09 at 21:34
...
converting drawable resource image into bitmap
...
409
You probably mean Notification.Builder.setLargeIcon(Bitmap), right? :)
Bitmap largeIcon = Bitm...
Get distance between two points in canvas
...|
edited Mar 18 '18 at 19:06
Tony L.
11.9k55 gold badges5858 silver badges5959 bronze badges
answered Ja...
Geometric Mean: is there a built-in?
...ositive values.
gm_mean = function(x, na.rm=TRUE){
exp(sum(log(x[x > 0]), na.rm=na.rm) / length(x))
}
Thanks to @ben-bolker for noting the na.rm pass-through and @Gregor for making sure it works correctly.
I think some of the comments are related to a false-equivalency of NA values in the d...
Should one use < or
...
The first is more idiomatic. In particular, it indicates (in a 0-based sense) the number of iterations. When using something 1-based (e.g. JDBC, IIRC) I might be tempted to use <=. So:
for (int i=0; i < count; i++) // For 0-based APIs
for (int i=1; i <= count; i++) // For 1-ba...
What are the minimum margins most printers can handle?
...
Every printer is different but 0.25" (6.35 mm) is a safe bet.
share
|
improve this answer
|
follow
|
...