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Why would I use Scala/Lift over Java/Spring? [closed]
I know this question is a bit open but I have been looking at Scala/Lift as an alternative to Java/Spring and I wonder what are the real advantages that Scala/Lift has over it. From my perspective and experience, Java Annotations and Spring really minimizes the amount of coding that you have to do f...
Syntax for creating a two-dimensional array
...s. The rows and the elements in each row should be separated by a commas.
Now observe the statement: you can get there are 3 rows and 5 columns, so the JVM creates 3 * 5 = 15 blocks of memory. These blocks can be individually referred ta as:
marks[0][0] marks[0][1] marks[0][2] marks[0][3] mark...
belongs_to through associations
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I'd like to know myself. Everything I tried fired 3 selects. You can specify a "-> { joins :something }" lambda on an association. The join is fired but subsequently another select anyway. I wasn't able to tune this up.
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Improve INSERT-per-second performance of SQLite
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Docs don't know a PRAGMA journal_mode NORMAL sqlite.org/pragma.html#pragma_journal_mode
– OneWorld
Jan 31 '14 at 8:52
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How can I create an object based on an interface file definition in TypeScript?
...;
Or lie, with a type assertion, but you'll lost type safety as you will now get undefined in unexpected places, and possibly runtime errors, when accessing modal.content and so on (properties that the contract says will be there).
const modal = {} as IModal;
Example Class
class Modal implemen...
UIView Hide/Show with animation
...n your app and add #import <QuartzCore/QuartzCore.h> to your header. Now you can do one of the following:
1) set button.layer.shouldRasterize = YES; and then use the alpha animation code that Michail provided in his answer. This will prevent the layers from blending weirdly, but has a slight ...
How to make a button redirect to another page using jQuery or just Javascript
...ince it will be a proper search form eventually you should do it like that now if possible.
– DisgruntledGoat
Feb 10 '10 at 16:41
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Why is IoC / DI not common in Python?
...Python, I simply import from a different location using the same name. But now I am thinking if it's also possible the other way round by defining a MyClassInstances class to each MyClass in Java, which contains only static, fully initialized instances. That would be wired :D
–...
How to use pull to refresh in Swift?
... a PRETTY COOL feature that has been included since iOS 10, which is:
For now, UIRefreshControl is directly supported in each of UICollectionView, UITableView and UIScrollView!
Each one of these views have refreshControl instance property, which means that there is no longer a need to add it as a ...
Can you explain the concept of streams?
...ata, just like water continuously flows in a river. You don't necessarily know where the data is coming from, and most often you don't need to; be it from a file, a socket, or any other source, it doesn't (shouldn't) really matter. This is very similar to receiving a stream of water, whereby you don...