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What does T&& (double ampersand) mean in C++11?
...evelopers.
CAUTION: the linked article on MSDN ("Rvalue References: C++0x Features in VC10, Part 2") is a very clear introduction to Rvalue references, but makes statements about Rvalue references that were once true in the draft C++11 standard, but are not true for the final one! Specifically, ...
CSS image resize percentage of itself?
...f. For example, I just want to shrink the image by half by resizing it to 50%. But applying width: 50%; will resize the image to be 50% of the container element (the parent element which maybe the <body> for example).
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Swift Programming: getter/setter in stored property
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107
Ok. Reading through Apples documentation on Swift I found this:
If you assign a value to a ...
bool to int conversion
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208
int x = 4<5;
Completely portable. Standard conformant. bool to int conversion is implicit!...
Bash script processing limited number of commands in parallel
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Augustin
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answered Oct 23 '13 at 13:35
devnulldevnull
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chart.js load totally new data
...eight
var x = canvas.width/2;
var y = canvas.height/2;
ctx.font = '10pt Verdana';
ctx.textAlign = 'center';
ctx.fillText('This text is centered on the canvas', x, y);
};
share
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improve ...
return query based on date
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440
You probably want to make a range query, for example, all items created after a given date:
db....
parseInt(null, 24) === 23… wait, what?
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240
It's converting null to the string "null" and trying to convert it. For radixes 0 through 23, th...
How to capitalize the first character of each word in a string
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740
WordUtils.capitalize(str) (from apache commons-text)
(Note: if you need "fOO BAr" to become "Fo...
What is the performance cost of having a virtual method in a C++ class?
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104
I ran some timings on a 3ghz in-order PowerPC processor. On that architecture, a virtual functi...