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How do I generate random integers within a specific range in Java?
...til.concurrent.ThreadLocalRandom;
// nextInt is normally exclusive of the top value,
// so add 1 to make it inclusive
int randomNum = ThreadLocalRandom.current().nextInt(min, max + 1);
See the relevant JavaDoc. This approach has the advantage of not needing to explicitly initialize a java.util.R...
Can I split an already split hunk with git?
...t one. But assuming it is the same, when you run it, there are four panes: top-left pane is your working directory changes, bottom-left is your stages changes, top-right is the diff for the selected file (be it working dir or staged), and bottom right is for description of the commit (I suspect you ...
Generate colors between red and green for a power meter?
...give a more pleasing gradient.
Here's a demonstration of each technique - top gradient uses RGB, bottom uses HSV:
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back button callback in navigationController in iOS
...
In my opinion the best solution.
- (void)didMoveToParentViewController:(UIViewController *)parent
{
if (![parent isEqual:self.parentViewController]) {
NSLog(@"Back pressed");
}
}
But it only works with iOS5+
...
How to draw a circle with text in the middle?
... nudging to center the text area */
position : relative;
left : 15%;
top : 15%;
/* preserve 3d prevents blurring sometimes caused by the text centering in the next class */
transform-style : preserve-3d;
/*border : 1px solid green;*/
}
/* Circle Text - the appearance of the tex...
Can I use a min-height for table, tr or td?
...I found that setting the height of a td actually is processed as a padding top and bottom, which may introduce some layout problem as you think it's really a height space. It doesn't show as a style or as a computed style in the dev tools, but when you put your mouse over the inspected html element ...
Popstate on page's load in Chrome
...
In Google Chrome in version 19 the solution from @spliter stopped working. As @johnnymire pointed out, history.state in Chrome 19 exists, but it's null.
My workaround is to add window.history.state !== null into checking if state exists in window.history:
var popped = ('state' in w...
jQuery load more data on scroll
...own the page again.
$(window).scroll(function() {
if($(window).scrollTop() == $(document).height() - $(window).height()) {
// ajax call get data from server and append to the div
}
});
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How to get current time and date in C++?
... @Johannes, just added mine. At this rate, this should be the top answer by 15 August 2017, 16:31 UTC :-)
– Martin Broadhurst
Feb 26 '16 at 23:30
62
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How to horizontally center a
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You also set the top and bottom margins to 0, which is unrelated. Better putting margin-left: auto; margin-right: auto I think.
– Emmanuel Touzery
Feb 8 '14 at 22:45
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