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How can I determine whether a 2D Point is within a Polygon?

...ard form: A*x + B*y + C = 0 // See: http://en.wikipedia.org/wiki/Linear_equation a1 = v1y2 - v1y1; b1 = v1x1 - v1x2; c1 = (v1x2 * v1y1) - (v1x1 * v1y2); // Every point (x,y), that solves the equation above, is on the line, // every point that does not solve it, is not. The e...
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UIButton: set image for selected-highlighted state

....highlighted]) To set the background image we can use setBackgroundImage(_:for:) Swift 2.x // Normal button.setImage(UIImage(named: "image1"), forState: .Normal) // Highlighted button.setImage(UIImage(named: "image2"), forState: .Highlighted) // Selected button.setImage(UIImage(named: "image3"...
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汇编语言超浓缩教程(汇编入门必备) - C/C++ - 清泛网 - 专注C/C++及内核技术

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Inline labels in Matplotlib

In Matplotlib, it's not too tough to make a legend ( example_legend() , below), but I think it's better style to put labels right on the curves being plotted (as in example_inline() , below). This can be very fiddly, because I have to specify coordinates by hand, and, if I re-format the plot, I pro...
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Run MySQLDump without Locking Tables

...mp restore faster. This is not a correct answer. – dr_ Nov 4 '16 at 10:51 add a comment  |  ...
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Regex to match only letters

... I meant lettters. It doesn't appear to be working though. preg_match('/[a-zA-Z]+/', $name); – Nike Sep 1 '10 at 12:19 ...
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Where are iOS simulator screenshots stored?

...e also end up on the Desktop as something like: "Screen Shot 2012-04-22 at _ AM.png" If you use the Grab application (found in /Application/Utilities), you can save those files anywhere you decide. :-) If you have saved a screenshot to the Photos library from within your app, for example with UIGet...
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Make an image width 100% of parent div, but not bigger than its own width

... If the image is smaller than parent... .img_100 { width: 100%; } share | improve this answer | follow | ...
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How do you check whether a number is divisible by another number (Python)?

... @Chris_Rands Put that into an answer, people who do code-golf (like me) would be very happy. In fact, I came here looking for a golfed answer like that. – MilkyWay90 Nov 11 '18 at 22:29 ...
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Jackson - Deserialize using generic class

...= Util.<List<TaskBean>>convertJsonToPOJO("E:/J2eeWorkspaces/az_workspace_svn/az-client-service/dir1/dir2/filename.json", TaskBean.class); share | improve this answer | ...