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What is the difference between UTF-8 and Unicode?
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We've got lots of languages with lots of characters that computers should ideally display. Unicode assigns each character a unique number, or code point.
Computers deal with such numbers as bytes... skipping a bit of history here and ignoring memory addressing issues, 8-bit computers would treat a...
Calling Objective-C method from C++ member function?
...iate MyClass in MyClassImpl's constructor, but that generally isn't a good idea. The MyClass instance is destructed from MyClassImpl's destructor. As with the C-style implementation, the wrapper methods simply defer to the respective methods of MyClass.
MyCPPClass.h (PIMPL)
#ifndef __MYCPP_CLASS...
Cannot refer to a non-final variable inside an inner class defined in a different method
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}
Seems like probably you could do a better design than that, but the idea is that you could group the updated variables inside a class reference that doesn't change.
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How to determine if an NSDate is today?
...rst one? I hadn't really thought about that, but it also seems like a good idea.
– David Kanarek
Dec 5 '12 at 11:59
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How to print the contents of RDD?
...is to use collect():
myRDD.collect().foreach(println)
That's not a good idea, though, when the RDD has billions of lines. Use take() to take just a few to print out:
myRDD.take(n).foreach(println)
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Sending emails with Javascript
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the idea was that my application fills the body for them. I'll edit the question to make that clearer...
– nickf
Nov 7 '08 at 3:42
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Cleanest way to get last item from Python iterator
...re (idx, value) tuple whereas we're only interested in value. Interesting idea.
– Taylor Edmiston
Jun 12 '17 at 2:18
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How do I replace a git submodule with another repo?
...not work for me. My submodule still pointed to the old URL after this. Any ideas why?
– Arne
Nov 22 '13 at 15:55
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__lt__ instead of __cmp__
... code that isn't there -- whence Python's principle that there ought to be ideally one obvious way to perform a task (C has the same principle in the "Spirit of C" section of the ISO standard, btw).
This doesn't mean we go out of our way to prohibit things (e.g., near-equivalence between mixins and...
Can I restore deleted files (undo a `git clean -fdx`)?
... in my case git clean had accidentally deleted shelved changes inside the .idea hidden folder and Local History saved me!
– emkman
Mar 9 '16 at 3:47
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