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What are five things you hate about your favorite language? [closed]
... functions.
No type inference.
Lack of sane defaults in eg graphics.
NullPointerException not containing more information about what is null.
The proliferation of pointlessly "configurable" frameworks/service provider interfaces/factory classes/dependency injection systems. The configurability is al...
Why should a function have only one exit-point? [closed]
I've always heard about a single exit-point function as a bad way to code because you lose readability and efficiency. I've never heard anybody argue the other side.
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What happens if a Android Service is started multiple times?
...call StartService(); again, then only onStartCommand() gets called and new Intent is passed to onStartCommand() method.
Note: onCreate() is not called again.
About calling bindService() multiple times:
When you call bindService() multiple times, then again only one instance is used for Service an...
log4net vs. Nlog
...e Library for a few days. Came back 3-4 weeks later and put them together into a cohesive demo. Hopefully some of this is useful to you.
My recommendation for our project is this:
Use a logging facade (e.g. Common.Logging, SimpleLoggingFacade) to avoid direct dependencies.
If we end up using En...
getSupportActionBar from inside of Fragment ActionBarCompat
...
While this question has an accepted answer already, I must point out that it isn't totally correct: calling getSupportActionBar() from Fragment.onAttach() will cause a NullPointerException when the activity is rotated.
Short answer:
Use ((ActionBarActivity)getActivity()).getSupportA...
How to delete a word and go into insert mode in Vim?
... could perhaps use the key sequence bdwi to delete the current word and go into INSERT mode.
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Encapsulation vs Abstraction?
...ulate their state and hide it from the outside; outside users of the class interact with it through its methods, but cannot access the classes state directly. So the class abstracts away the implementation details related to its state.
Abstraction is a more generic term, it can also be achieved by ...
Is there any way to close a StreamWriter without closing its BaseStream?
...ion -- the overload requires the buffer size, which cannot be 0 nor null. Internally I know that 128 characters is the minimum size, so I just set it to 1. Otherwise this 'feature' makes me happy.
– Gerard ONeill
Sep 17 '14 at 14:52
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Update parent scope variable in AngularJS
...sign decision, and a good one IMHO.
If you need to change some primitive (ints, booleans, strings) in the parent scope, from the view, you need it to be an attribute of another object in that scope, so the assignment may read:
<a ng-click="viewData.myAttr = 4">Click me!</a>
and it wi...
Python's equivalent of && (logical-and) in an if-statement
...luated at all.
To show this I use a function that simply takes a value, prints it and returns it again. This is handy to see what is actually
evaluated because of the print statements:
>>> def print_and_return(value):
... print(value)
... return value
>>> res = print_and...