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Android: Bitmaps loaded from gallery are rotated in ImageView
...fInterface.TAG_ORIENTATION, 1);
Here's what the orientation values mean:
http://sylvana.net/jpegcrop/exif_orientation.html
So, the most important values are 3, 6 and 8.
If the orientation is ExifInterface.ORIENTATION_ROTATE_90 (which is 6), for example, you can rotate the image like this:
Matrix...
How to calculate a time difference in C++
...icularly boost::posix_time::ptime and boost::posix_time::time_duration (at http://www.boost.org/doc/libs/1_38_0/doc/html/date_time/posix_time.html).
It's cross-platform, easy to use, and in my experience provides the highest level of time resolution an operating system provides. Possibly also very ...
How to get ELMAH to work with ASP.NET MVC [HandleError] attribute?
...);
if (!context.ExceptionHandled)
return;
var httpContext = context.HttpContext.ApplicationInstance.Context;
var signal = ErrorSignal.FromContext(httpContext);
signal.Raise(context.Exception, httpContext);
}
}
The base implementation is invoked firs...
Static variables in JavaScript
...description = 'A fact-based journey through the galaxy.';
this.link = 'http://www.astronomycast.com';
// for read access to _somePrivateVariable via immutableProp
this.immutableProp = function() {
return _somePrivateVariable;
}
// object function
this.toString = fu...
Why is parenthesis in print voluntary in Python 2.7?
...eUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665 7.94324 4...
How to validate an e-mail address in swift?
...king for a clean and simple solution to do this, you should take a look at https://github.com/nsagora/validation-components.
It contains an email validation predicate which is easy integrate in your code:
let email = "test@example.com"
let rule = EmailValidationPredicate()
let isValidEmail = rul...
How do I best silence a warning about unused variables?
...
C++17 now provides the [[maybe_unused]] attribute.
http://en.cppreference.com/w/cpp/language/attributes
Quite nice and standard.
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What does pylint's “Too few public methods” message mean
... have two great options:
a) Just use attrs
These is a library for that:
https://www.attrs.org/en/stable/
import attr
@attr.s
class MyClass(object): # or just MyClass: for Python 3
foo = attr.ib()
bar = attr.ib()
What you get extra: not writing constructors, default values, validation...
Redirecting to URL in Flask
...
app = Flask(__name__)
@app.route('/')
def hello():
return redirect("http://www.example.com", code=302)
if __name__ == '__main__':
# Bind to PORT if defined, otherwise default to 5000.
port = int(os.environ.get('PORT', 5000))
app.run(host='0.0.0.0', port=port)
See the documentat...
Does use of final keyword in Java improve the performance?
...
According to IBM - it doesnt for classes or methods.
http://www.ibm.com/developerworks/java/library/j-jtp04223.html
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