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Cocoa Core Data efficient way to count entities
... the total number of instances of an entity in Core Data:
let context = (UIApplication.sharedApplication().delegate as! AppDelegate).managedObjectContext
let fetchRequest = NSFetchRequest(entityName: "MyEntity")
let count = context.countForFetchRequest(fetchRequest, error: nil)
I tested this in the...
Google OAuth 2 authorization - Error: redirect_uri_mismatch
On the website https://code.google.com/apis/console I have registered my application, set up generated Client ID: and Client Secret to my app and tried to log in with Google.
Unfortunately, I got the error message:
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Dialog to pick image from gallery or from camera
...g a photo. Just show a dialog with two options and upon selection, use the appropriate code.
To take picture from camera:
Intent takePicture = new Intent(MediaStore.ACTION_IMAGE_CAPTURE);
startActivityForResult(takePicture, 0);//zero can be replaced with any action code (called requestCode)
To p...
Animate text change in UILabel
I'm setting a new text value to a UILabel . Currently, the new text appears just fine. However, I'd like to add some animation when the new text appears. I'm wondering what I can do to animate the appearance of the new text.
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Accessing a Shared File (UNC) From a Remote, Non-Trusted Domain With Credentials
...ation that needs solving, and my searches have turned up nill. I therefore appeal to the SO community for help.
10 Answers
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Get encoding of a file in Windows
...) to get the current encoding of a text file? Sure I can write a little C# app but I wanted to know if there is something already built in?
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How do you use variables in a simple PostgreSQL script?
...y available from the psql console. You won't be able to write this in your app's SQL.
– owensmartin
Jan 7 '16 at 23:13
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Determine if code is running as part of a unit test
...ich checked whether the NUnit framework assembly was loaded in the current AppDomain. It only needed to do this once, then cache the result. Ugly, but simple and effective.
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Python Nose Import Error
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That got it. Thanks much! I'd up vote, but apparently I need more reputation.
– halfak
Jun 18 '10 at 22:16
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Django DB Settings 'Improperly Configured' Error
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Apps aren't loaded yet.
– Daniil Mashkin
May 31 '18 at 12:53
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