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Shortcut to exit scale mode in VirtualBox [closed]
...rked like a charm for me.
Source: https://forums.virtualbox.org/viewtopic.php?f=8&t=47821
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How to use multiple @RequestMapping annotations in spring?
... parameter, so declaration looks like this:
@RequestMapping(value=["/","/index","/login","/home"], method = RequestMethod.GET)
** Update - Works With Spring-Boot 2.2**
@RequestMapping(value={"/","/index","/login","/home"}, method = RequestMethod.GET)
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Replace transparency in PNG images with white background
...do not forget to do backup. More info here: imagemagick.org/script/mogrify.php
– tro
Jun 22 '17 at 17:28
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TCP: can two different sockets share a port?
This might be a very basic question but it confuses me.
5 Answers
5
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How can I count the number of matches for a regex?
... i.e. this behavior:
aaaa
aa
aa
aa
You have to search for a match at index <start of last match> + 1 as follows:
String hello = "aaaa";
Pattern pattern = Pattern.compile("aa");
Matcher matcher = pattern.matcher(hello);
int count = 0;
int i = 0;
while (matcher.find(i)) {
count++;
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Two arrays in foreach loop
... not valid.
You probably want something like this...
foreach( $codes as $index => $code ) {
echo '<option value="' . $code . '">' . $names[$index] . '</option>';
}
Alternatively, it'd be much easier to make the codes the key of your $names array...
$names = array(
'tn' =>...
Smooth scroll to div id jQuery
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You need to animate the html, body
DEMO http://jsfiddle.net/kevinPHPkevin/8tLdq/1/
$("#button").click(function() {
$('html, body').animate({
scrollTop: $("#myDiv").offset().top
}, 2000);
});
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Finding duplicates in O(n) time and O(1) space
...the solution - the fact that every valid array value is also a valid array index hints at a[a[i]], and the O(1) space constraint hints at the swap() operation being key.
– caf
Apr 21 '11 at 5:26
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Get current date/time in seconds
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An application where I needed this was to work with a PHP back end as the time() function already returns this. It's also great for a time stamp as you can easily get the difference between time() being our current time and a time stamp from a previous time that had been stored ...
File is universal (three slices), but it does not contain a(n) ARMv7-s slice error for static librar
...box framework has been updated for this issue see forums.dropbox.com/topic.php?id=90014
– railwayparade
Sep 17 '12 at 6:31
6
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