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When do you use map vs flatMap in RxJava?
...e seen here: http://blog.couchbase.com/why-couchbase-chose-rxjava-new-java-sdk .
Couchbase Java 2.X Client uses Rx to provide asynchronous calls in a convenient way. Since it uses Rx, it has the methods map and FlatMap, the explanation in their documentation might be helpful to understand the gener...
Prompt for user input in PowerShell
...e met. For instance if your script is to set up a target directory for an SDK, you might want to confirm that the user wants to delete the directory if it already exists.
– Jason Goemaat
Mar 9 '15 at 6:11
...
Difference between local and global indexes in DynamoDB
... table:
These are the usual indexes of previous versions of the Amazon AWS SDK.
Global and Local indexes:
These are 'additional' indexes created on a table, in addition to existing hash and range indexes of the table.
Global index is similar to a hash. Range index behave similarly to the range inde...
Android: How can I get the current foreground activity (from a service)?
...pe = AccessibilityServiceInfo.FEEDBACK_GENERIC;
if (Build.VERSION.SDK_INT >= 16)
//Just in case this helps
config.flags = AccessibilityServiceInfo.FLAG_INCLUDE_NOT_IMPORTANT_VIEWS;
setServiceInfo(config);
}
@Override
public void onAccessibili...
Swift 编程语言入门教程 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...mberOfSides = 7
var shapeDescription = shape.simpleDescription()
这个版本的 Shape 类有些重要的东西不在：一个构造器来在创建实例时设置类。使用 init 来创建一个。
class NamedShape {
var numberOfSides: Int = 0
var name: String
init(name: Str...
iPhone App Icons - Exact Radius?
...m/a/29550364/396005 which has the location of image mask files used in the SDK for rounding icon corners
To add a retina-compatible file, use the same file name and add '@2x'. So if I had a file for my 72x72 icon named icon.png, I would also add a 114x114 PNG file named icon@2x.png to the project/...
Android ACTION_IMAGE_CAPTURE Intent
...es.add("android-devphone1/dream_devphone/dream");
devices.add("generic/sdk/generic");
devices.add("vodafone/vfpioneer/sapphire");
devices.add("tmobile/kila/dream");
devices.add("verizon/voles/sholes");
devices.add("google_ion/google_ion/sapphire");
return devices.contains(an...
How do I get a background location update every n minutes in my iOS application?
...it some sort of intended functionality? it sounds more like a bug in Apple SDK if it happens like that. Which iOS version you were trying it on?
– saurabh
Jan 3 '12 at 6:14
...
What do (lambda) function closures capture?
...in your own code to plug a hole, not something you share through an entire sdk. if you need a stronger signature, you should use a real function.
– Adrien Plisson
Jan 13 at 16:46
...
Why java.lang.Object is not abstract? [duplicate]
... this doesn't stand up - an empty subclass could have been provided in the SDK (java.lang.Lock or whatever), which could be constructed any time we wanted to synchronise. Doing this would have the added benefit of creating a stronger statement of intent.
Are there any other factors which could have...