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Using an RDBMS as event sourcing storage
...u were supposed to also have tables besides the event store, to store data from the model in it's latest state? And that you split the model into a read model and a write model. The write model goes against the event store, and the event store martials updates to the read model. The read model co...
How to use single storyboard uiviewcontroller for multiple subclass
... which is connected to right navigation button of the navigation bar
From there I would like to use the storyboard as a template for other views without having to create additional storyboards. Say these views will have exactly the same interface but with root view controller of class Specifi...
How to detect when an Android app goes to the background and come back to the foreground
... means that you would need to implement whatever you want done on resuming from background in all Activity of your Application. I believe the original question was looking for something like a "onResume" for Application and not Activity.
– SysHex
Aug 20 '13 at ...
Android destroying activities, killing processes
...e.
If an activity is paused or stopped, the system can drop the activity from memory by either asking it to finish, or simply killing
its process. When it is displayed again to the user, it must be
completely restarted and restored to its previous state.
And, for the process lifecycle:
...
How to get the build/version number of your Android application?
...tually this is the best solutions after Android Studio was launched !!! +1 from my side
– Dhruvil Patel
Nov 3 '14 at 10:38
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When to use reinterpret_cast?
...le confused with the applicability of reinterpret_cast vs static_cast . From what I have read the general rules are to use static cast when the types can be interpreted at compile time hence the word static . This is the cast the C++ compiler uses internally for implicit casts also.
...
Case objects vs Enumerations in Scala
...g difference is that Enumerations come with support for instantiating them from some name String. For example:
object Currency extends Enumeration {
val GBP = Value("GBP")
val EUR = Value("EUR") //etc.
}
Then you can do:
val ccy = Currency.withName("EUR")
This is useful when wishing to pers...
C# Java HashMap equivalent
Coming from a Java world into a C# one is there a HashMap equivalent? If not what would you recommend?
7 Answers
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When - and why - should you store data in the Windows Registry?
...ife. I can't easily track changes to those options, can't easily port them from machine to machine, and it all makes me really yearn for the good old days of .INI files...
...
Circle-Rectangle collision detection (intersection)
... implement too: one way would be to check if the foot of the perpendicular from P to the line is close enough and between the endpoints, and check the endpoints otherwise.
The cool thing is that the same idea works not just for rectangles but for the intersection of a circle with any simple polygon...