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How do I convert a hexadecimal color to rgba with the Less compiler?
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This hasn't been updated for a while but with Less PHP I am getting the following error - @colorGold: color('#C6AF87'); .box { background-color: rgba(red(@colorGold),green(@colorGold),blue(@colorGold),0.3); } Error is - Could not compile CSS file (screen.less): co...
Regular expression to match DNS hostname or IP Address?
...mes only (and not intranet), I wrote the following snipped, a mix of shell/php but it should be applicable as any regular expression.
first go to ietf website, download and parse a list of legal level 1 domain names:
tld=$(curl -s http://data.iana.org/TLD/tlds-alpha-by-domain.txt | sed 1d | cut ...
Where should I put tags in HTML markup?
...ttp://caniuse.com/#feat=script-defer, 97.79% of all browsers support this. 98.06% support it at least partially.
An important note on browser compatibility: in some circumstances IE <= 9 may execute deferred scripts out of order. If you need to support those browsers, please read this first!
Co...
Is module __file__ attribute absolute or relative?
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98
From the documentation:
__file__ is the pathname of the file from which the module was load...
What is the advantage of using forwarding references in range-based for loops?
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98
The only advantage I can see is when the sequence iterator returns a proxy reference and you ne...
What is the difference between square brackets and parentheses in a regex?
...uestion uses keyword var in code, this probably is JavaScript). The use of php which runs on PCRE for preg matching will optimize away the lack of backtracking, however we're not in PHP either, so using classes [] instead of alternations | gives performance bonus as the match does not backtrack, and...
vs
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The original intention in C++98 was that you should use <cstdint> in C++, to avoid polluting the global namespace (well, not <cstdint> in particular, that's only added in C++11, but the <c*> headers in general).
However, implementation...
What are some uses of template template parameters?
...hould not care what's their "types" or meaning, following works well in C++98: template<template<class, class> class C, class T, class U> void f(C<T, U> &v)
– pfalcon
Jan 14 '13 at 2:13
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Is this a “good enough” random algorithm; why isn't it used if it's faster?
...have distinctly un-uniform output.
Inspired by this article about how bad php's rand() function is, I made some random matrix images using QuickRandom and System.Random. This run shows how sometimes the seed can have a bad effect (in this case favouring lower numbers) where as System.Random is pret...
RegEx match open tags except XHTML self-contained tags
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98
I would go with something that works on sane things than weep about not being universally perfect :-)
– prajeesh kuma...