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Why does ContentResolver.requestSync not trigger a sync?

I am trying to implement the Content-Provider-Sync Adapter pattern as discussed at Google IO - slide 26. My content provider is working, and my sync works when I trigger it from the Dev Tools Sync Tester application, however when I call ContentResolver.requestSync(account, authority, bundle) from ...
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How to inherit constructors?

Imagine a base class with many constructors and a virtual method 14 Answers 14 ...
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How to fix PCH error?

When I try to build my app in Xcode , I get this error message: 22 Answers 22 ...
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Difference between addSubview and insertSubview in UIView class

What is the difference between addSubview and insertSubView methods when a view is added programmatically? 4 Answers ...
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How to bind function arguments without binding this?

In Javascript, how can I bind arguments to a function without binding the this parameter? 15 Answers ...
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Can two applications listen to the same port?

Can two applications on the same machine bind to the same port and IP address? Taking it a step further, can one app listen to requests coming from a certain IP and the other to another remote IP? I know I can have one application that starts off two threads (or forks) to have similar behavior, but...
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Flask-SQLAlchemy how to delete all rows in a single table

How do I delete all rows in a single table using Flask-SQLAlchemy? 3 Answers 3 ...
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Class 'DOMDocument' not found

I've found an error on a page in my Magento application; it always show this message error when I visit it: 15 Answers ...
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Determine the number of lines within a text file

Is there an easy way to programmatically determine the number of lines within a text file? 11 Answers ...
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Git rebase merge conflict cannot continue

I'm trying to rebase 'dev' to catch up to 'master' branch. 4 Answers 4 ...