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How to implement onBackPressed() in Fragments?

...pBackStack(null, FragmentManager.POP_BACK_STACK_INCLUSIVE); } } Since now, we will work on our code BaseActivity and its fragments Create private listener on top of your class BaseActivity protected OnBackPressedListener onBackPressedListener; create method to set listener in BaseActivity pu...
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Understand convertRect:toView:, convertRect:FromView:, convertPoint:toView: and convertPoint:fromVie

...ive-c term for the object that is receiving the message (methods are also known as messages) so in my example here the receiver is superview. share | improve this answer | ...
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how to create a Java Date object of midnight today and midnight tomorrow?

...Date LocalTime midnight = LocalTime.MIDNIGHT; LocalDate today = LocalDate.now(ZoneId.of("Europe/Berlin")); LocalDateTime todayMidnight = LocalDateTime.of(today, midnight); LocalDateTime tomorrowMidnight = todayMidnight.plusDays(1); Joda-Time If you're using a JDK < 8, I recommend Joda Time,...
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Does Dart support enumerations?

... constants within the class are compile time constants, and this class can now be used in, for example, switch statements: var a = Fruit.APPLE; switch (a) { case Fruit.APPLE: print('Yes!'); break; } share ...
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Get User's Current Location / Coordinates

... Step by step answer. But please update it. Its not working for now. – Dheeraj D Oct 13 '17 at 5:16 add a comment  |  ...
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Loading Backbone and Underscore using RequireJS

... RequireJS 2.X now organically addresses non-AMD modules such as Backbone & Underscore much better, using the new shim configuration. The shim configuration is simple to use: (1) one states the dependencies (deps), if any, (which may...
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How do Python functions handle the types of the parameters that you pass in?

... Python is strongly typed because every object has a type, every object knows its type, it's impossible to accidentally or deliberately use an object of a type "as if" it was an object of a different type, and all elementary operations on the object are delegated to its type. This has nothing to ...
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How to write a Python module/package?

... tasks at work and never really bothered packaging them for others to use. Now I have been assigned to make a Python wrapper for a REST API. I have absolutely no idea on how to start and I need help. ...
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Conda: Installing / upgrading directly from github

... There's better support for this now through conda-env. You can, for example, now do: name: sample_env channels: dependencies: - requests - bokeh>=0.10.0 - pip: - "--editable=git+https://github.com/pythonforfacebook/facebook-sdk.git@8c0d34...
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How does database indexing work? [closed]

...ive million rows and is unindexed. The performance of several queries will now be analyzed. These are a query using the id (a sorted key field) and one using the firstName (a non-key unsorted field). Example 1 - sorted vs unsorted fields Given our sample database of r = 5,000,000 records of a fixe...