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Android Notification Sound

I've used the newer NotificationCompat builder and I can't get the notification to make a sound. It will vibrate and flash the light. The android documentation says to set a style which I've done with: ...
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Error in plot.new() : figure margins too large, Scatter plot

I've looked in different questions for a solution and I've tried what was suggested but I have not found a solution to make it work. ...
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Is it possible to display inline images from html in an Android TextView?

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Do regular expressions from the re module support word boundaries (\b)?

While trying to learn a little more about regular expressions, a tutorial suggested that you can use the \b to match a word boundary. However, the following snippet in the Python interpreter does not work as expected: ...
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Failed to serialize the response in Web API with Json

I am working with ASP.NET MVC 5 Web Api. I want consult all my users. 27 Answers 27 ...
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Vagrant reverse port forwarding?

I'm working on a web services architecture. I've got some software that I need to run on the native host machine, not in Vagrant. But I'd like to run some client services on the guest. ...
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Java: function for arrays like PHP's join()?

I want to join a String[] with a glue string. Is there a function for this? 22 Answers ...
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image processing to improve tesseract OCR accuracy

I've been using tesseract to convert documents into text. The quality of the documents ranges wildly, and I'm looking for tips on what sort of image processing might improve the results. I've noticed that text that is highly pixellated - for example that generated by fax machines - is especially di...
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How to set margin of ImageView using code, not xml

I want to add an unknown number of ImageView views to my layout with margin. In XML, I can use layout_margin like this: ...
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Open files in 'rt' and 'wt' modes

Several times here on SO I've seen people using rt and wt modes for reading and writing files. 4 Answers ...