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Ruby: using .send within a method behaves differently than calling it outside


The problem is the line tags ||= %w(person city country other). It doesn't get (re)assigned, because tags will be an empty Array ([]) and not nil. Possible solutions are just taking an default argument of nil and passing in an Array or checking if tags is empty.


Categories : Ruby

Related to : Ruby: using .send within a method behaves differently than calling it outside
Tkinter app behaves differently when imported than when directly executed
This will only run when the module is run directly, not when imported: if __name__ == "__main__": root = Tk() app = Application(master = root) app.giveOutput("a b c d e f g")

Categories : Python
otto eventbus for android behaves differently in release build
Chances are that your release build is run through ProGuard and it deduces that since the subscriber methods are not directly called, they can be safely removed as unused code. Otto invokes the methods via reflection and ProGuard cannot see that. Add the following to your proguard config file to keep methods annotated with @Subscribe or @Produce: -keepattributes *Annotation* -keepclassmembers cl

Categories : Android
Google Maps API fitBounds() behaves differently if called after resize event
Try disabling the default UI of Google API. I think your map is not panning on portrait. The snippet shows the template for disabling it. Hope it helps. function initialize() { var mapOptions = { zoom: 4, center: new google.maps.LatLng(-33, 151), disableDefaultUI: true } var map = new google.maps.Map(document.getElementById("map-canvas"), mapOptions); }

Categories : Javascript
error on calling signalR server method from a controller method
If you have using System.Web.Mvc; and using Microsoft.AspNet.SignalR; at the top of your file then it will not know which AuthorizeAttribute to use. Change [Authorize] to [System.Web.Mvc.AuthorizeAttribute] or use a using alias directive.

Categories : C#
Any way to know if calling method should Dispose the object returned by called method
CA2000 warning is something you might be after, see documentation: If a disposable object is not explicitly disposed before all references to it are out of scope, the object will be disposed at some indeterminate time when the garbage collector runs the finalizer of the object. Because an exceptional event might occur that will prevent the finalizer of the object from running, the obj

Categories : C#
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