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targetContentOffsetForProposedContentOffset:withScrollingVelocity without subclassing UICollectionVi
...f the item as that's often a problem, especially when using collectionView(_:layout:sizeForItemAt:), use a custom variable with the itemSize instead.
This works best when you set self.collectionView.decelerationRate = UIScrollView.DecelerationRate.fast.
Here's a horizontal version (haven't tested ...
Getting the last element of a list
...
some_list[-1] is the shortest and most Pythonic.
In fact, you can do much more with this syntax. The some_list[-n] syntax gets the nth-to-last element. So some_list[-1] gets the last element, some_list[-2] gets the second to las...
Is it better to reuse a StringBuilder in a loop?
...-time );
}
}
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Note that this is with JRE 1.6.0_07.
Based on Jon Skeet's ideas in the edit, here's version 2. Same results though.
public class ScratchPad {
static String a;
public static void main( String[] args ) throws Exception {
long time = Syst...
Integrate ZXing in Android Studio
...tIntegrator(this);
integrator.setDesiredBarcodeFormats(IntentIntegrator.ONE_D_CODE_TYPES);
integrator.setPrompt("Scan a barcode");
integrator.setCameraId(0); // Use a specific camera of the device
integrator.setBeepEnabled(false);
integrator.setBarcodeImageEnabled(true);
integrator.initiateScan();
...
What is the appropriate HTTP status code response for a general unsuccessful request (not an error)?
...per has exceeded the daily limit on requests.
And indeed they do:
PAYMENT_REQUIRED (402)
A daily budget limit set by the developer has been reached.
The requested operation requires more resources than the quota allows. Payment is required to complete the operation.
The requested operation requir...
How to Test a Concern in Rails
...t I have a Personable concern in my Rails 4 application which has a full_name method, how would I go about testing this using RSpec?
...
What are the advantages of using a schema-free database like MongoDB compared to a relational databa
...ility, which is useful in specific scenarios....
– AK_
Sep 26 '14 at 17:58
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How to use Swift @autoclosure
...answered Jun 8 '14 at 5:28
eddie_ceddie_c
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How to find out the number of CPUs using python
...n >= 2.6 you can simply use
import multiprocessing
multiprocessing.cpu_count()
http://docs.python.org/library/multiprocessing.html#multiprocessing.cpu_count
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...
What is routes.IgnoreRoute(“{resource}.axd/{*pathInfo}”)
...lers.AssemblyResourceLoader" validate="True" />
<add verb="*" path="*_AppService.axd"
Ok, so what does that handler do?
The AssemblyResourceLoader knows how to look for embedded files within an assembly so it can serve it (send it to the client i.e. a browser). For example, in asp.net web ...