大约有 37,000 项符合查询结果（耗时：0.0403秒） [XML]
How to create a new branch from a tag?
...e to create a new master branch from an existing tag. Say I have a tag v1.0 . How to create a new branch from this tag?
7 ...
Code for decoding/encoding a modified base64 URL
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edited Aug 4 '09 at 21:36
answered Aug 4 '09 at 17:06
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Which “href” value should I use for JavaScript links, “#” or “javascript:void(0)”?
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+50
I use javascript:void(0).
Three reasons. Encouraging the use of # amongst a team of developers inevitably leads to some using the ret...
How do you display JavaScript datetime in 12 hour AM/PM format?
...' : 'am';
hours = hours % 12;
hours = hours ? hours : 12; // the hour '0' should be '12'
minutes = minutes < 10 ? '0'+minutes : minutes;
var strTime = hours + ':' + minutes + ' ' + ampm;
return strTime;
}
console.log(formatAMPM(new Date));
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Is there a literal notation for an array of symbols?
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Yes! This is possible now in Ruby 2.0.0. One way to write it is:
%i{foo bar} # => [:foo, :bar]
You can also use other delimiters, so you could also write %i(foo bar) or %i!foo bar! for example.
This feature was originally announced here:
http://www.ru...
How do I use a file grep comparison inside a bash if/else statement?
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205
From grep --help, but also see man grep:
Exit status is 0 if any line was selected, 1 other...
PyLint, PyChecker or PyFlakes? [closed]
...atis
import sys, time
stdout = sys.stdout
BAILOUT = 16
MAX_ITERATIONS = 1000
class Iterator(object) :
def __init__(self):
print 'Rendering...'
for y in xrange(-39, 39):
stdout.write('\n')
for x in xrange(-39, 39):
if self.mandelbrot(x...
How to prevent page scrolling when scrolling a DIV element?
...'.scrollable' ).on( 'mousewheel DOMMouseScroll', function ( e ) {
var e0 = e.originalEvent,
delta = e0.wheelDelta || -e0.detail;
this.scrollTop += ( delta < 0 ? 1 : -1 ) * 30;
e.preventDefault();
});
Live demo: https://jsbin.com/howojuq/edit?js,output
So you manually set t...
UIScrollView scroll to bottom programmatically
...ng your scrollView is self.scrollView:
CGPoint bottomOffset = CGPointMake(0, self.scrollView.contentSize.height - self.scrollView.bounds.size.height + self.scrollView.contentInset.bottom);
[self.scrollView setContentOffset:bottomOffset animated:YES];
Hope that helps!
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How to change the playing speed of videos in HTML5?
...o twice as fast */
document.querySelector('video').defaultPlaybackRate = 2.0;
document.querySelector('video').play();
/* now play three times as fast just for the heck of it */
document.querySelector('video').playbackRate = 3.0;
The above works on Chrome 43+, Firefox 20+, IE 9+, Edge 12+.
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