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What do I have to do to get Core Data to automatically migrate models?
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I've now found out that this is quite simple - once you know where to look.
In my AppDelegate I set-up the NSPersistentStoreCoordinator - and you need to add some options to this to tell it to handle auto-migrate:
NSDictionary *...
Rails 3: Get Random Record
...-----+---------------+---------+---------+-------+------+-------+
we can now use only indexes and the primary key and do the job about 500 times faster!
UPDATE:
as pointed out by icantbecool in comments the above solution has a flaw if there are deleted records in the table.
A workaround in tha...
How do you get a string from a MemoryStream?
If I am given a MemoryStream that I know has been populated with a String , how do I get a String back out?
11 Answers...
Deprecated: mysql_connect()
...It keeps the program going, and mysql_xxxx functions mean no problem right now since they work well in the current version. All you're telling about it being deprecated is PART OF THE ERROR MESSAGE so it's not a wise thing to repeat. Everyone can see it's deprecated, yes, thank you, next please. ...
How did Google manage to do this? Slide ActionBar in Android application
... to implement this (the side navigation) in an app of my own, does anyone know how Google managed to do this?
8 Answers
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Collisions when generating UUIDs in JavaScript?
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Thanks, I'm going with uuid.js now, since it uses browser's strong crypto if available. Will see if there are any collisions.
– Muxa
Aug 31 '11 at 22:21
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Objective-C: Calling selectors with multiple arguments
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Now that I see people have benefited from this answer, I have reviewed my response; I would suggest that the call be simply: -(void)testWithString:(NSString*)aString;
– Lyndsey Ferguson
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Android 4.1: How to check notifications are disabled for the application?
...d for the new notifications declares that you can't.
Edit
2016 update: Now you can check it, as said in this Google I/O 2016 video.
Use NotificationManagerCompat.areNotificationsEnabled(), from support library, to check if notifications are blocked on API 19+. The versions below API 19 will ret...
Import an existing git project into GitLab?
...itlab http://gitlab.example.com/raveren/kint.git
git push gitlab --mirror
Now if you have a locally cloned repository that you want to keep using with the new remote, just run the following commands* there:
git remote remove origin
git remote add origin http://gitlab.example.com/raveren/kint.git
gi...
How to find out client ID of component for ajax update/render? Cannot find component with expression
...GeneratedIdViewHandler may be helpful in this during development.
If you know to find the javadoc of the UIComponent in question, then you can also just check in there whether it implements the NamingContainer interface or not. For example, the HtmlForm (the UIComponent behind <h:form> tag) s...