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Android: Clear the back stack
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I also added one more clear Intent intent = new Intent(SingUpActivity.this, LoginActivity.class); intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK | Intent.FLAG_ACTIVITY_CLEAR_TASK | Intent.FLAG_ACTIVITY_CLEAR_TOP); ...
Scala 2.8 breakOut
.... If you do not provide that implicit, Scala will choose the most specific one available.
About breakOut
So, what's the purpose of breakOut? Consider the example given for the question, You take a list of strings, transform each string into a tuple (Int, String), and then produce a Map out of it....
Why is division in Ruby returning an integer instead of decimal value?
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It’s doing integer division. You can make one of the numbers a Float by adding .0:
9.0 / 5 #=> 1.8
9 / 5.0 #=> 1.8
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Can anyone explain this strange behavior with signed floats in C#?
...rison of two different, but semantically identical, values.
When at least one field is not 8 bytes wide, CanCompareBits returns false, and the code proceeds to use reflection to loop over the fields and call Equals for each value, which correctly treats -0.0 as equal to 0.0.
Here is the source for...
Where does the “flatmap that s***” idiomatic expression in Scala come from?
... story I heard was that two preeminent Scala programmers were pairing when one of them started writing some code like this:
option match {
case Some ...
At which point the other said "What is this? Amateur hour? Flat map that shit!"
As to what's so powerful about flatMap, well... First, it's...
Uppercase Booleans vs. Lowercase in PHP
...--like in java, but to each there own. I'd wish however they'd settle on ONE way and just make us all change over to one or the other!!!!! This isn't a flexibility I really need to have!
– Ray
Oct 24 '12 at 15:42
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What does the “static” modifier after “import” mean?
... words, use it
when you require frequent access to
static members from one or two
classes. If you overuse the static
import feature, it can make your
program unreadable and unmaintainable,
polluting its namespace with all the
static members you import. Readers of
your code (including...
Mongod complains that there is no /data/db folder
...following the get started guide on the mongodb.org up until the step where one creates the /data/db directory. btw, I used the homebrew route.
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Create an Array of Arraylists
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As the others have mentioned it's probably better to use another list to store the ArrayList in but if you have to use an array:
ArrayList<Individual>[] group = (ArrayList<Individual>[])new ArrayList[4];
...
Plain Old CLR Object vs Data Transfer Object
...s the difference: POCO describes an approach to programming (good old fashioned object oriented programming), where DTO is a pattern that is used to "transfer data" using objects.
While you can treat POCOs like DTOs, you run the risk of creating an anemic domain model if you do so. Additionally, t...