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Does Android support near real time push notification?
I recently learned about the ability of iPhone apps to receive nearly instantaneous notifications to apps notifications to apps .
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Showing the stack trace from a running Python application
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I have module I use for situations like this - where a process will be running for a long time but gets stuck sometimes for unknown and irreproducible reasons. Its a bit hacky, and only works on unix (requires signals):
import code, traceback, sign...
Why doesn't C have unsigned floats?
...there is no equivalent machine code operations for the CPU to execute. So it would be very inefficient to support it.
If C++ did support it, then you would be sometimes using an unsigned float and not realizing that your performance has just been killed. If C++ supported it then every floating ...
Entity Framework - Invalid Column Name '*_ID"
...ssue between Code First and Database first EF, but I'm not sure how to fix it. I'll try to be as clear as I can, but I honestly am missing some of the understanding here myself. This is Entity Framework 4.4
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iOS: Modal ViewController with transparent background
I'm trying to present a view controller modally, with a transparent background. My goal is to let both the presenting and presented view controllers's view to be displayed at the same time. The problem is, when the presenting animation finishes, the presenting view controller's view disappears.
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How to center a Window in Java?
...LocationRelativeTo(null) on the
dialog box, frame, or window to center
it.
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Saving a Numpy array as an image
I have a matrix in the type of a Numpy array. How would I write it to disk it as an image? Any format works (png, jpeg, bmp...). One important constraint is that PIL is not present.
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Suppress warning CS1998: This async method lacks 'await'
I've got an interface with some async functions. Some of the classes that implements the interface does not have anything to await, and some might just throw. It's a bit annoying with all the warnings.
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Is there a regular expression to detect a valid regular expression?
Is it possible to detect a valid regular expression with another regular expression? If so please give example code below.
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The communication object, System.ServiceModel.Channels.ServiceChannel, cannot be used for communicat
What is this error all about, and how would I go about solving it?
14 Answers
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