大约有 47,000 项符合查询结果（耗时：0.0517秒） [XML]
C++ performance challenge: integer to std::string conversion
Can anyone beat the performance of my integer to std::string code, linked below?
13 Answers
...
How to crop an image in OpenCV using Python
How can I crop images, like I've done before in PIL, using OpenCV.
8 Answers
8
...
How to calculate the SVG Path for an arc (of a circle)
Given a circle centered at (200,200), radius 25, how do I draw an arc from 270 degree to 135 degree and one that goes from 270 to 45 degree?
...
CSS triangle custom border color
Attempting to use a custom hex color for my css triangle (border). However since it uses border properties I am unsure how to go about doing this. I would like to steer clear of javascript and css3 simply because of compatibility. I am trying to have the triangle have a white background with a 1px b...
Encrypt and decrypt a string in C#?
How can I encrypt and decrypt a string in C#?
29 Answers
29
...
Is it worth using Python's re.compile?
Is there any benefit in using compile for regular expressions in Python?
26 Answers
26...
How to create custom easing function with Core Animation?
I am animating a CALayer along a CGPath (QuadCurve) quite nicely in iOS. But I'd like to use a more interesting easing function than the few provided by Apple (EaseIn/EaseOut etc). For instance, a bounce or elastic function.
...
CALayer with transparent hole in it
I have a simple view (left side of the picture) and i need to create some kind of overlay (right side of the picture) to this view. This overlay should have some opacity, so the view bellow it is still partly visible.
Most importantly this overlay should have a circular hole in the middle of it so i...
Which is faster: while(1) or while(2)?
This was an interview question asked by a senior manager.
23 Answers
23
...
Is there a Boolean data type in Microsoft SQL Server like there is in MySQL? [duplicate]
Is there a Boolean data type in Microsoft SQL Server like there is in MySQL?
9 Answers
...