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How do I get the name of captured groups in a C# Regex?
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22
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Where did the name `atoi` come from?
In the C language where did they come up with the name atoi for converting a string to an integer? The only thing I can think of is Array To Integer for an acronym but that doesn't really make sense.
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Why use Dijkstra's Algorithm if Breadth First Search (BFS) can do the same thing faster?
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See the accepted answer, second comment. Very nice way of explaining why the computational complexity is different: stackoverflow.com/questions/25449781/…
– jmcarter9t
Sep 23 '17 at 0:42
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Is it possible to have empty RequestParam values use the defaultValue?
...you expect to receive requests where it isn't set at all:
http://example.com/test
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django 1.5 - How to use variables inside static tag
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24
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Apply CSS styles to an element depending on its child elements
...der', '1px solid red');
or
$('div:has(div.a)').addClass('redBorder');
combined with a CSS class:
.redBorder
{
border: 1px solid red;
}
Here's the documentation for the jQuery "has" selector.
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Why are my basic Heroku apps taking two seconds to load?
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I use uptimerobot.com to ping my Heroku app every 5 minutes for free - it tells me I have a 200OK (and more importantly when I don't) and it keeps the app responsive. I make no apologies for this; I have 10 heroku apps, most of which are dev ...
Rails update_attributes without save?
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