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Android Facebook integration with invalid key hash

...eason. I have also got the same problem. So I tried it through programmatically. Follow these steps: Paste the following code in oncreate(). try { PackageInfo info = getPackageManager().getPackageInfo( "com.example.packagename", PackageMan...
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Looping a video with AVFoundation AVPlayer?

... excitedmicrobe 1,56411 gold badge99 silver badges2121 bronze badges answered Mar 19 '11 at 22:29 BastianBastian ...
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How to find all positions of the maximum value in a list?

...that tracks the current max and its position might be more efficient for really long lists. – radtek Jan 8 '15 at 18:42 1 ...
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Does Git warn me if a shorthand commit ID can refer to 2 different commits?

... | edited May 23 '17 at 11:48 Community♦ 111 silver badge answered May 6 '14 at 10:46 ...
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How to round up a number to nearest 10?

...$input / 10) * 10; Edit: I've been doing it this way for so long.. but TallGreenTree's answer is cleaner. share | improve this answer | follow | ...
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Event listener for when element becomes visible?

... User Interaction, if your code is organised enough you should be able to call the initialising function in the same place where the visibility changes (i.e. you shouldn't change myElement.style.display on many places, instead, call a function/method that does this and anything else you might want)....
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How to get a thread and heap dump of a Java process on Windows that's not running in a console

...he -D on the java command-line so that the heap dump is generated automatically upon an OutOfMemoryError, -XX:+HeapDumpOnOutOfMemoryError But, you can manually trigger a heap dump, also. The most common way is to use the java utility jmap. NOTE: this utility is not available on all platforms. As ...
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Why does MYSQL higher LIMIT offset slow the query down?

...e improvement. If there is no index usable by ORDER BY or the index covers all fields you need, you don't need this workaround. – Quassnoi Nov 24 '11 at 18:13 ...
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What do 'lazy' and 'greedy' mean in the context of regular expressions?

...xr, a great tool that will help you explore Regular Expressions - I use it all the time. share | improve this answer | follow | ...
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What is the difference between the WPF TextBlock element and Label control? [duplicate]

Visually both of the following snippets produce the same UI. So why are there 2 controls.. Snippet1 6 Answers ...