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Structs versus classes
... a meaningful, user-focused, relevant performance metric, and then you'll know whether the change has a meaningful effect on real users in relevant scenarios.
Structs consume less heap memory (because they are smaller and more easily compacted, not because they are "on the stack"). But they take lo...
Injecting $scope into an angular service function()
.../services that need to have access to that info (if there aren't any right now, don't be surprised if they start popping up soon).
Every time a new student is added (using the service's save() method), the service's own array of students will be updated and every other object sharing that array will...
Styling text input caret
...
In CSS3, there is now a native way to do this, without any of the hacks suggested in the existing answers: the caret-color property.
There are a lot of things you can do to with the caret, as seen below. It can even be animated.
/* Keyword v...
Why does Internet Explorer not send HTTP post body on Ajax call after failure?
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The article now mentions up to IE11, so it looks like this was never fixed.
– peater
May 6 '15 at 15:24
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Configure Sublime Text on OS X to show full directory path in title bar
...ttings.
{
"show_full_path": true,
"save_on_focus_lost": true
}
Now save this settings file.
Now you should be able to see the full path in the title bar.
(NOTE: for me I didn't need to restart Sublime see the path in the title bar, but I think I had to when I was using the Windows ve...
How to make clang compile to llvm IR
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@EliBendersky Do you know how to compile multiple .c and .h files into one human readable IR so that I can run the IR using 'lli theIrFile'? Thanks
– cache
Jul 20 '14 at 18:43
...
The SQL OVER() clause - when and why is it useful?
...t
GROUP BY [Partition]
) agg ON orig.[Partition] = agg.[Partition]
Now look how you can do the same with a windowed aggregate:
SELECT
[Partition],
Value,
Value * 100.0 / SUM(Value) OVER (PARTITION BY [Partition]) AS ValuePercent
FROM OriginalRowset orig
Much easier and cleaner, isn'...
AngularJS changes URLs to “unsafe:” in extension page
...for white listing the image screen shots i am capturing with html2canvas , now there is no error that says unsafe:data; but the image is not getting captured. Any idea what regular expression i shall use ? I am capturing a image/png as base64 url. Now the html looks like : <img ng-src="data:," cl...
CGRidCtrl控件 学习心得 - C/C++ - 清泛网 - 专注C/C++及内核技术
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u 使用鼠标可以进行单元格的选择，还可以辅助ctrl和shift的组合键进行选
择。也可以取消选择。
u 单元格可以有不同文本和背景颜色的个性化设置
u 单元格可以有字体的个性化设置
u 单元格可以标注"只读"或者其他的状态...
Image Processing: Algorithm Improvement for 'Coca-Cola Can' Recognition
... in Java, C++, and Python on this page: Features2D + Homography to find a known object
Both algorithms are invariant to scaling and rotation. Since they work with features, you can also handle occlusion (as long as enough keypoints are visible).
Image source: tutorial example
The processing takes a...