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How to detect online/offline event cross-browser?

...nows that such an attempt would fail), and must return true otherwise. Finally, the spec notes: This attribute is inherently unreliable. A computer can be connected to a network without having Internet access. share ...
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Android: Access child views from a ListView

... adapter. It might not be fully visible (and might not even be visible at all, depending on ListView's threshold of "visibility" before recycling a view that it considers is "scrolled out of view") – Joe Oct 31 '13 at 16:33 ...
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How to un-submodule a Git submodule?

What are the best practices for un-submoduling a Git submodule, bringing all the code back into the core repository? 12 Ans...
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How to write loop in a Makefile?

...hat the seq command which generates a sequence of numbers exists on most (all?) unix systems, so you can write for number in ``seq 1 1000``; do echo $$number; done (Put a single backtick on each side of the seq command, not two, I don't know how to format this correctly using stackoverflow's syntax...
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Seeding the random number generator in Javascript

...nswered Feb 6 '09 at 17:42 PeterAllenWebbPeterAllenWebb 9,24833 gold badges3434 silver badges4444 bronze badges ...
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CSS Background Opacity [duplicate]

... It's not really correct to say that "Children inherit opacity". They don't. It's just that if a child is contained in a parent with opacity, the child will have opacity: 1, but the parent applies it's opacity to itself including all it'...
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How Do I Fetch All Old Items on an RSS Feed?

... RSS/Atom feeds does not allow for historic information to be retrieved. It is up to the publisher of the feed to provide it if they want such as in the blogger or wordpress examples you gave above. The only reason that Google Reader has more inform...
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Disable git EOL Conversions

...uld look like below (or this screen-shot): # Handle line endings automatically for files detected as text # and leave all files detected as binary untouched. * text=auto # Never modify line endings of our bash scripts *.sh -crlf # # The above will handle all files NOT found below # # These files...
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MySQL ON vs USING?

... far as I can tell, USING() is just more convenient syntax, whereas ON allows a little more flexibility when the column names are not identical. However, that difference is so minor, you'd think they'd just do away with USING() . ...
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Why isn't there a Guid.IsNullOrEmpty() method

...why Guid in .NET does not have IsNullOrEmpty() method (where empty means all zeros) 6 Answers ...