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Can an interface extend multiple interfaces in Java?

...face extend multiple interfaces in Java? This code appears valid in my IDE and it does compile: 7 Answers ...
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How can I check if an element exists in the visible DOM?

... It seems some people are landing here, and simply want to know if an element exists (a little bit different to the original question). That's as simple as using any of the browser's selecting method, and checking it for a truthy value (generally). F...
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Which is best way to define constants in android, either static class, interface or xml resource?

I'm developing an android application which uses web service to get data from server, for that I'm having three different set of URLs to point development system, test server and live server. It's difficult to change URL whenever I want to give application for testing/live. so I planned to make it a...
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Is main() really start of a C++ program?

The section $3.6.1/1 from the C++ Standard reads, 11 Answers 11 ...
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How can I increment a date by one day in Java?

...Docs would clarify that this would increment larger fields (like the month and year). Calendar.roll "Adds or subtracts (up/down) a single unit of time on the given time field without changing larger fields" .. Again, "larger fields" is vague but that seems consistent with Sam's comment. I wish t...
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How to get the last value of an ArrayList

...seem very efficient to me. I come from C++, where there are actual front() and back() methods on the list object, that are internally implemented with head and tail references. Is there a similar mechanism in Java? – Brady Oct 13 '14 at 9:18 ...
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JQuery: How to call RESIZE event only once it's FINISHED resizing?

... I just tried running this and it appears to run TWICE. I replaced "// do stuff" with "$("body").append("<br/>DONE!");" and it calls it TWICE on a browser resize – nickb Nov 28 '10 at 19:50 ...
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Android emulator-5554 offline

... order to be assured that your emulator starts working again : Go to cmd and type adb kill-server Go to task manager and find adb in processes. If you find one, right click on it and click on end process tree. In eclipse, go to Window>Android Virtual Device Manager, click on the AVD you want t...
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Linux command to list all available commands and aliases

Is there a Linux command that will list all available commands and aliases for this terminal session? 20 Answers ...
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Insert into a MySQL table or update if exists

...m what I've found, this method is less problematic for auto-increment keys and other unique key collisions than REPLACE INTO, and it is more efficient. – Andrew Ensley May 11 '12 at 21:27 ...