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How does Google's Page Speed lossless image compression work?
...ith these options:
WebpConfiguration()
: lossless(true), quality(100), method(3), target_size(0),
alpha_compression(0), alpha_filtering(1), alpha_quality(100) {}
There is also image_converter.cc which is used to losslessly convert to the smallest format.
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“Application tried to present modally an active controller”?
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104
Assume you have three view controllers instantiated like so:
UIViewController* vc1 = [[UIViewC...
Can I have an onclick effect in CSS?
...
The closest you'll get is :active:
#btnLeft:active {
width: 70px;
height: 74px;
}
However this will only apply the style when the mouse button is held down. The only way to apply a style and keep it applied onclick is to use a bit of JavaScript.
...
How do I debug error ECONNRESET in Node.js?
...r and get the error data. You also get more information for free.
EDIT (2013-07-22)
As I wrote above:
"ECONNRESET" means the other side of the TCP conversation abruptly closed its end of the connection. This is most probably due to one or more application protocol errors. You could look at t...
How to convert a Title to a URL slug in jQuery?
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390
I have no idea where the 'slug' term came from, but here we go:
function convertToSlug(Text)
{
...
A std::map that keep track of the order of insertion?
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If you have only 50 values in std::map you could copy them to std::vector before printing out and sort via std::sort using appropriate functor.
Or you could use boost::multi_index. It allows to use several indexes.
In your case it could look ...
Is there a range class in C++11 for use with range based for loops?
...u could also use boost::irange, which is a bit more focused in scope.
C++20's range library will allow you to do this via view::iota(start, end).
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iOS 7 sizeWithAttributes: replacement for sizeWithFont:constrainedToSize
...undingRectWithSize:options:attributes:context is
// available only on ios7.0 sdk.
CGRect rect = [textToMeasure boundingRectWithSize:CGSizeMake(width, CGFLOAT_MAX)
options:NSStringDrawingUsesLineFragmentOrigin
attributes...
What is this weird colon-member (“ : ”) syntax in the constructor?
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TallChuck
68844 silver badges2020 bronze badges
answered Nov 10 '09 at 23:31
James McNellisJames McNellis
31...
Why does this method print 4?
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I think the others have done a good job at explaining why cnt > 0, but there's not enough details regarding why cnt = 4, and why cnt varies so widely among different settings. I will attempt to fill that void here.
Let
X be the total stack size
M be the stack space used when we enter ...