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How can we match a^n b^n with Java regex?
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As mentioned in the question — with .NET balancing group, the patterns of the type anbncndn…zn can be matched easily as
^
(?<A>a)+
(?<B-A>b)+ (?(A)(?!))
(?<C-B>c)+ (?(B)(?!))
...
(?<Z-Y>z)+ (?(Y)(?!))
$
For example: http...
Resize image proportionally with CSS? [duplicate]
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Here's a jsfiddle for you: jsfiddle.net/oy6t2xgL
– Mārtiņš Briedis
Sep 30 '14 at 12:52
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Regex empty string or email
...ng or email
(^$|^[a-zA-Z0-9._%+-]+@[a-zA-Z0-9.-]+\.(?:[a-zA-Z]{2}|com|org|net|edu|gov|mil|biz|info|mobi|name|aero|asia|jobs|museum)$)
matching empty string or email but also matching any amount of whitespace
(^\s*$|^[a-zA-Z0-9._%+-]+@[a-zA-Z0-9.-]+\.(?:[a-zA-Z]{2}|com|org|net|edu|gov|mil|biz|inf...
Using braces with dynamic variable names in PHP
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from phpNET manual php.net/manual/ru/language.variables.variable.php $price_for_monday = 10; $price_for_tuesday = 20; $today = 'tuesday'; $price_for_today = ${ 'price_for_' . $today}; echo $price_for_today; // will return 20
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Using jQuery to replace one tag with another
... children() won't work. Using contents() instead works perfectly. jsfiddle.net/7Yne9
– Jens Roland
Aug 17 '11 at 13:31
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How to insert a line break before an element using CSS
...e:
$('<br />').insertBefore('#restart');
Example: http://jsfiddle.net/jasongennaro/sJGH9/1/
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Convert an image (selected by path) to base64 string
...l file's bytes, you have the bytes of the image as re-saved to gif by the .Net framework.
– Nyerguds
Jul 23 '19 at 15:03
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How can I style even and odd elements?
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Demo: http://jsfiddle.net/thirtydot/K3TuN/1323/
li {
color: black;
}
li:nth-child(odd) {
color: #777;
}
li:nth-child(even) {
color: blue;
}
<ul>
<li>ho</li>
<li>ho</li>
<li&...
Drawing an SVG file on a HTML5 canvas
...images/logo.svg as the first available SVG I found. Worked in FF. jsfiddle.net/Na6X5/331
– Thomas
Mar 10 '15 at 4:24
1
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How to add a delay for a 2 or 3 seconds [closed]
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There is a 4th timer: System.Web.UI.Timer, an ASP.NET component that performs asynchronous or synchronous web page postbacks at a regular interval.
– David
Sep 28 '16 at 13:49
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