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Query EC2 tags from within instance
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The ec2metadata tool is deprecated. Now you query the 'magic' URL at 169.254.169.254/latest/meta-data - hit it with cURL and it gives you magic endpoints you can use to get various bits of data. In this case curl http://169.254.169.254/latest/meta-data/instance...
Play sound on button click android
...rt() method. This method starts the playback of the sound.
There, you can now play a sound on button click in Android!
Bonus part:
As noted in the comment belowThanks Langusten Gustel!, and as recommended in the Android Developer Reference, it is important to call the release() method to free u...
How do I shutdown, restart, or log off Windows via a bat file?
...about using -f (for force) in the next answer. Says the guy who didn't and now has a computer stuck on shutdown on the other side of the planet during the weekend (:
– pasx
Aug 31 '13 at 3:22
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ZSH iterm2 increase number of lines history
...rollback lines value take effect immediately so check Unlimited scrollback now if you don't want to delete your current buffer(s)
change the value of the Scrollback Lines to whatever you'd like
Uncheck the Unlimited scrollback option if you'd like to use your Scrollback lines value
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val() vs. text() for textarea
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thx, trying this right now. I am currently unable to replicate the issue I had with val() and truncation. Maybe I got the wrong suspect...
– Christophe
Jan 13 '12 at 21:23
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How can I keep my fork in sync without adding a separate remote?
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@kumar_harsh since September 2016, there now is a "rebase and merge" option for pull requests that avoids the merge commit.
– waldyrious
Sep 13 '17 at 9:58
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What's Up with Logging in Java? [closed]
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In chronological order of api apperance (as far as I know):
Log4j because most everybody uses it (in my experience)
Commons Logging because open source projects use it (so they can integrate with whatever logging framework is used in the integrated solution); especially valid ...
Convert XML String to Object
...-to-XML is great if the XML is irregular and changes all the time, or not known ahead of time.
– marc_s
Jul 6 '10 at 15:19
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Is there a way to @Autowire a bean that requires constructor arguments?
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Well, from time to time I run into the same question. As far as I know, one cannot do that when one wants to add dynamic parameters to the constructor. However, the factory pattern may help.
public interface MyBean {
// here be my fancy stuff
}
public interface MyBeanFactory {
publ...
WCF timeout exception detailed investigation
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@Jason: If you are server programmer you know how much important to maintain the scalability of server in your hands and also one who is currently suffering the concurrency problem even after using above. Please if you can look into the following question stackoverfl...