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Download attachments using Java Mail

...tain this filename: "../etc/passwd", or any other path: They can overwrite _ANY_ file on the system that this code has write access to! // File f = new File("/tmp/" + bodyPart.getFileName()); FileOutputStream fos = new FileOutputStream(f); byte[] buf = new byte[4096]; in...
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How to use `subprocess` command with pipes

I want to use subprocess.check_output() with ps -A | grep 'process_name' . I tried various solutions but so far nothing worked. Can someone guide me how to do it? ...
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How to check if a user likes my Facebook Page or URL using Facebook's API

...ou turn on the OAuth 2.0 for Canvas advanced option, Facebook will send a $_REQUEST['signed_request'] along with every page requested within your tab app. If you parse that signed_request you can get some info about the user including if they've liked the page or not. function parsePageSignedReques...
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Why does C++11 not support designated initializer lists as C99? [closed]

...kery, so just sharing for fun. #define with(T, ...)\ ([&]{ T ${}; __VA_ARGS__; return $; }()) And use it like: MyFunction(with(Params, $.Name = "Foo Bar", $.Age = 18 )); which expands to: MyFunction(([&] { Params ${}; $.Name = "Foo Bar", $.Age = 18; return $; }())); ...
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How to create a density plot in matplotlib?

... Sven has shown how to use the class gaussian_kde from Scipy, but you will notice that it doesn't look quite like what you generated with R. This is because gaussian_kde tries to infer the bandwidth automatically. You can play with the bandwidth in a way by changing the...
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Extracting text OpenCV

...s(cv::Mat img) { std::vector<cv::Rect> boundRect; cv::Mat img_gray, img_sobel, img_threshold, element; cvtColor(img, img_gray, CV_BGR2GRAY); cv::Sobel(img_gray, img_sobel, CV_8U, 1, 0, 3, 1, 0, cv::BORDER_DEFAULT); cv::threshold(img_sobel, img_threshold, 0, 255, CV_THRESH_O...
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JavaScript chop/slice/trim off last character in string

...to conditionally remove the last four characters, only if they are exactly _bar: var re = /_bar$/; s.replace(re, ""); share | improve this answer | follow | ...
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How to use php serialize() and unserialize()

... echo json_encode($array); How exactly you pass it depends on the circumstances. Don't get too hung up on that. – deceze♦ Dec 27 '11 at 7:57 ...
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How can we generate getters and setters in Visual Studio?

..., you will have to have an instance variable for it: private PropertyType _property; public PropertyType PropertyName { get { //logic here return _property; } set { //logic here _property = value; } } Previous versions of Visual Studio al...
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App Inventor 2 图标字体:2000 多个 Material 图标,文字与图标混排 · App Inventor 2 中文网

...rial 图标字体」,文字里写图标的英文名(如 home、shopping_cart),就显示成对应的图标。内置 2000 多个 Google Material 图标。 图标本质是文字,所以: 颜色用组件的「文本颜色」,大小用「字体大小」,放大不模糊; 能和中...