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Postgresql - unable to drop database because of some auto connections to DB
...tever was trying to auto-connect should no longer be able to do so.
You'll now be able to drop the DB.
This won't work if you're using superuser connections for normal operations, but if you're doing that you need to fix that problem first.
After you're done dropping the database, if you create the...
What are detached, persistent and transient objects in hibernate?
...ng it with a Session:
Long id = (Long) session.save(person);
// person is now in a persistent state
Now, if we close the Hibernate Session, the persistent instance will become a detached instance: it isn't attached to a Session anymore (but can still be modified and reattached to a new Session la...
Proper Repository Pattern Design in PHP?
...ow in order to be used by my controller. Remember, my controller will not know where the data is actually stored.
Note that my repositories will only every contain these three methods. The save() method is responsible for both creating and updating users, simply depending on whether or not the user...
What is the use of the JavaScript 'bind' method?
...ink I've ever used bind other than for binding 'this'. The other form is known as Partial Application and is pretty common in functional languages. I imagine it is included for completeness.
– nkron
Jan 18 '15 at 0:13
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How can I reconcile detached HEAD with master/origin?
...dlink .git/HEAD. But symbolic links are not entirely portable, so they are now deprecated and symbolic refs (as described above) are used by default."
– Dmitry Minkovsky
Aug 2 '13 at 2:43
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Calculate total seconds in PHP DateInterval
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Could you not compare the time stamps instead?
$now = new DateTime('now');
$diff = $date->getTimestamp() - $now->getTimestamp()
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How to disable typing special characters when pressing option key in Mac OS X? [closed]
Now when I press option-b, I will get ∫. I don't need to type special characters and need to map option-b to shortcuts to certains applications. Is there any way to do this?
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Check difference in seconds between two times
... (dateTime1 - dateTime2).TotalSeconds;
In your case, you 'd use DateTime.Now as one of the values and the time in the list as the other. Be careful of the order, as the result can be negative if dateTime1 is earlier than dateTime2.
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Force CloudFront distribution/file update
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As of March 19, Amazon now allows Cloudfront's cache TTL to be 0 seconds, thus you (theoretically) should never see stale objects. So if you have your assets in S3, you could simply go to AWS Web Panel => S3 => Edit Properties => Metadata,...
How to assign the output of a command to a Makefile variable
...converts my tab into a number of spaces. You, frustrated internet citizen, now copy this, thinking that you now have the same text that I used. The make command, now reads the spaces and finds that the "all" command is incorrectly formatted. So copy the above text, paste it, and then convert the whi...