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What does the Ellipsis object do?
...nterpretation is purely up to whatever implements the __getitem__ function and sees Ellipsis objects there, but its main (and intended) use is in the numpy third-party library, which adds a multidimensional array type. Since there are more than one dimensions, slicing becomes more complex than just...
What is the difference between “text” and new String(“text”)?
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new String("text");
explicitly creates a new and referentially distinct instance of a String object; String s = "text"; may reuse an instance from the string constant pool if one is available.
You very rarely would ever want to use the new String(anotherString) constru...
How to print to stderr in Python?
...derr, **kwargs)
The function eprint can be used in the same way as the standard print function:
>>> print("Test")
Test
>>> eprint("Test")
Test
>>> eprint("foo", "bar", "baz", sep="---")
foo---bar---baz
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Why can I access TypeScript private members when I shouldn't be able to?
I'm looking at implementation of private members in TypeScript, and I find it a little confusing. Intellisense doesn't allow to access private member, but in pure JavaScript, it's all there. This makes me think that TS doesn't implement private members correctly.
Any thoughts?
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What is the difference between attribute and property? [closed]
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In general terms (and in normal English usage) the terms mean the same thing.
In the specific context of HTML / Javascript the terms get confused because the HTML representation of a DOM element has attributes (that being the term used in XML...
What is the difference between ManualResetEvent and AutoResetEvent in .NET?
I have read the documentation on this and I think I understand. An AutoResetEvent resets when the code passes through event.WaitOne() , but a ManualResetEvent does not.
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Android Get Current timestamp?
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From developers blog:
System.currentTimeMillis() is the standard "wall" clock (time and date) expressing milliseconds since the epoch. The wall clock can be set by the user or the phone network (see setCurrentTimeMillis(long)), so the time may jump backwards or forwards unpredictabl...
How to find the operating system version using JavaScript?
How can I find the OS name and OS version using JavaScript?
13 Answers
13
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How to update a menu item shown in the ActionBar?
I have an Activity that has 2 fragments. Both are ListFragments and both contribute MenuItems to the Menu. I have one MenuItem that I've set the attribute android:showAsAction to have it show as a button on the ActionBar. Which works fine.
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Is nested function a good approach when required by only one function? [closed]
... do_it() does would presumably be a bit more complicated than what can be handled by some arithmetic in a single return statement.
– martineau
Sep 2 '14 at 13:07
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