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What is the difference between i++ and ++i?
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206
Oddly it looks like the other two answers don't spell it out, and it's definitely worth saying...
Why does Math.Floor(Double) return a value of type Double?
...ally be within the range of int or long, so you cast it:
double d = 1000.1234d;
int x = (int) Math.Floor(d);
but the onus for that cast is on the developer, not on Math.Floor itself. It would have been unnecessarily restrictive to make it just fail with an exception for all values outside the ran...
How to wait for all goroutines to finish without using time.Sleep?
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answered Aug 13 '13 at 11:25
zzzzzzzz
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Using Rails 3.1 assets pipeline to conditionally use certain css
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223
I've discovered a way to make it less rigid and future proof by still using the asset pipeline...
Why is it faster to check if dictionary contains the key, rather than catch the exception in case it
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2 Answers
2
Active
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Why should I use Restify?
...pt alive causing improved performance due to reduced overhead.
This is 2015 and I think the situation has changed a lot since. Raygun.io has posted a recent benchmark comparing hapi, express and restify.
It says:
We also identified that Restify keeps connections alive which removes the ove...
Embed YouTube video - Refused to display in a frame because it set 'X-Frame-Options' to 'SAMEORIGIN'
...utside requests, whereas the /watch endpoint does not.
<iframe width="420" height="315" src="https://www.youtube.com/embed/A6XUVjK9W4o" frameborder="0" allowfullscreen></iframe>
share
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How to detect which one of the defined font was used in a web page?
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72
I've seen it done in a kind of iffy, but pretty reliable way. Basically, an element is set to us...
How do you read CSS rule values with JavaScript?
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92
Adapted from here, building on scunliffe's answer:
function getStyle(className) {
var cssTe...