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How much is the overhead of smart pointers compared to normal pointers in C++?
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edited Mar 19 '17 at 11:32
answered Mar 10 '14 at 9:17
li...
Computed / calculated / virtual / derived columns in PostgreSQL
...erated columns may come with one of the next iterations. (Not in Postgres 13, yet) .
Related:
Attribute notation for function call gives error
Until then, you can emulate VIRTUAL generated columns with a function using attribute notation (tbl.col) that looks and works much like a virtual ge...
Uppercase or lowercase doctype?
... Mathias BynensMathias Bynens
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node.js hash string?
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230
Take a look at crypto.createHash(algorithm)
var filename = process.argv[2];
var crypto = requi...
Xcode source automatic formatting
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134
Unfortunately, Xcode doesn't have anything nearly as extensive as VS or Jalopy for Eclipse avai...
The builds tools for v120 (Platform Toolset = 'v120') cannot be found
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73
http://en.wikipedia.org/wiki/Visual_C++
You are using Visual C++ 2012 which is v110. v120 means...
How to detect if URL has changed after hash in JavaScript
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In modern browsers (IE8+, FF3.6+, Chrome), you can just listen to the hashchange event on window.
In some old browsers, you need a timer that continually checks location.hash. If you're using jQuery, there is a plugin that does exactly that.
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What does ||= (or-equals) mean in Ruby?
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Timeout a command in bash without unnecessary delay
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PHP + curl, HTTP POST sample code?
...PT_POSTFIELDS,
"postvar1=value1&postvar2=value2&postvar3=value3");
// In real life you should use something like:
// curl_setopt($ch, CURLOPT_POSTFIELDS,
// http_build_query(array('postvar1' => 'value1')));
// Receive server response ...
curl_setopt($ch, CURLOPT_RE...