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Why do we need extern “C”{ #include } in C++?
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C and C++ are superficially similar, but each compiles into a very different set of code. When you include a header file with a C++ compiler, the compiler is expecting C++ code. If, however, it is a C header, then the compiler ...
Length of generator output [duplicate]
... this might be less memory consuming but it seems to be slower than simply converting it to a list.
– lumbric
May 16 '15 at 8:23
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How can I do string interpolation in JavaScript?
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Is there a way to convert a standard string to a template string literal? For example, if one had a json file containing a translation table that needed values interpolated into them for display purposes? I think the first solution probably wo...
Load “Vanilla” Javascript Libraries into Node.js
...liked a second mechanism to include external files, one that automatically converted the included file's global namespace to the imported namespace. Perhaps you could file a RFE to the Node developers?
– Martijn
Mar 3 '11 at 7:02
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CSS display: table min-height not working
...my footer where it should be. Works great in Chrome, but not FF or the PDf converter I'm using; wkhtmltopdf. Yes, height works, but doesn't mean the same thing semantically as min-height.
– rainabba
Feb 4 '16 at 1:54
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Access-control-allow-origin with multiple domains
...Allow-Origin). Rewrite uses underscores "_" instead of dashes "-" (rewrite converts them to dashes)
Explaining the server variable HTTP_ORIGIN :
Similarly, in Rewrite you can grab any Request Header using HTTP_ as the prefix. Same rules with the dashes (use underscores "_" instead of dashes "-").
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Pass a variable into a partial, rails 3?
...t the :locals hash is not needed when using Rails 3. The arguments hash is converted into arguments which are passed to the partial.
– superluminary
Jan 13 '12 at 14:36
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How do I read any request header in PHP
...header fields, if the protocol used is HTTP. The HTTP header field name is converted to upper case, has all occurrences of - replaced with _ and has HTTP_ prepended to give the meta-variable name.
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How can I round to whole numbers in JavaScript?
...actly matches ECMAScript's Math.round()'s behavior of rounding to nearest, and running exact half-integers towards positive infinity.
– hmakholm left over Monica
Jul 11 '17 at 15:00
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How can I check if a URL exists via PHP?
...t Found') {
$exists = false;
}
else {
$exists = true;
}
From here and right below the above post, there's a curl solution:
function url_exists($url) {
return curl_init($url) !== false;
}
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