大约有 18,800 项符合查询结果（耗时：0.0194秒） [XML]
Get current time in milliseconds in Python?
...
IMO I'd use floor and not round, but that's just me. If someone asks what the hour is, and it's 7:32, the number they probably want is 7, not 8.
– davr
Sep 9 '13 at 20:37
...
Split array into chunks
...rray.reduce((resultArray, item, index) => {
const chunkIndex = Math.floor(index/perChunk)
if(!resultArray[chunkIndex]) {
resultArray[chunkIndex] = [] // start a new chunk
}
resultArray[chunkIndex].push(item)
return resultArray
}, [])
console.log(result); // result: ...
Converting file size in bytes to human-readable string
...diment of the calculation
function humanFileSize(size) {
var i = Math.floor( Math.log(size) / Math.log(1024) );
return ( size / Math.pow(1024, i) ).toFixed(2) * 1 + ' ' + ['B', 'kB', 'MB', 'GB', 'TB'][i];
};
share
...
Round to 5 (or other number) in Python
...
this is me being paranoid but I prefer to use floor() and ceil() rather than casting: base * floor(x/base)
– user666412
Apr 5 '17 at 16:06
1
...
IOS: create a UIImage or UIImageView with rounded corners
....name isEqual:@"border-shape"])
{
CGFloat borderHalf = floor([(CAShapeLayer*)sub lineWidth] * .5);
sub.frame = layer.bounds;
[sub setBounds:CGRectInset(layer.bounds, borderHalf, borderHalf)];
[sub setPosition:CGPointMake(CGRectGetMidX(layer.bou...
How to round the minute of a datetime object
...
This will get the 'floor' of a datetime object stored in tm rounded to the 10 minute mark before tm.
tm = tm - datetime.timedelta(minutes=tm.minute % 10,
seconds=tm.second,
microseconds...
targetContentOffsetForProposedContentOffset:withScrollingVelocity without subclassing UICollectionVi
....x / self.pageWidth;
CGFloat currentPage = (velocity.x > 0.0) ? floor(rawPageValue) : ceil(rawPageValue);
CGFloat nextPage = (velocity.x > 0.0) ? ceil(rawPageValue) : floor(rawPageValue);
BOOL pannedLessThanAPage = fabs(1 + currentPage - rawPageValue) > 0.5;
...
Moment.js - how do I get the number of years since a date, not rounded up?
...se as well as an option to not round the result. So, something like
Math.floor(moment(new Date()).diff(moment("02/26/1978","MM/DD/YYYY"),'years',true)))
I haven't tried this, and I'm not completely familiar with moment, but it seems like this should get what you want (without having to reset the...
Dealing with float precision in Javascript [duplicate]
...t your result to some fixed number of significant digits, like this:
(Math.floor(y/x) * x).toFixed(2)
Convert all your numbers to integers
share
|
improve this answer
|
foll...
Base64: What is the worst possible increase in space usage?
...ws environment where a line break is 2 chars (\r\n), we get this: Length = Floor(Ceiling(N/3) * 4 * 78 / 76)
Note: Flooring is because during my test with C#, if the last line ends at exactly 76 chars, no line-break follows.
I can prove it by running the following code:
byte[] bytes = new byte[1...