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How do I round a decimal value to 2 decimal places (for output on a page)
...mal currently with .ToString() , it's accurate to like 15 decimal places, and since I'm using it to represent dollars and cents, I only want the output to be 2 decimal places.
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How do I get the current version of my iOS project in code?
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You can get the version and build numbers as follows:
let version = Bundle.main.object(forInfoDictionaryKey: "CFBundleShortVersionString") as! String
let build = Bundle.main.object(forInfoDictionaryKey: kCFBundleVersionKey as String) as! String
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How to convert String to long in Java?
... @Belgi. No, it returns java.lang.Long
– Alexander Pogrebnyak
Oct 7 '11 at 22:20
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What is the 'override' keyword in C++ used for? [duplicate]
...is real use of override , perhaps with an example would be easy to understand.
4 Answers
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Android NDK C++ JNI (no implementation found for native…)
I'm trying to use the NDK with C++ and can't seem to get the method naming convention correct. my native method is as follows:
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How can I find the number of days between two Date objects in Ruby?
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From wikipedia:
The Julian date (JD) is the interval of time in days and fractions of a day since January 1, 4713 BC Greenwich noon, Julian proleptic calendar.
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Java, How do I get current index/key in “for each” loop [duplicate]
... reason is you can use the condensed for syntax to loop over any Iterable, and it's not guaranteed that the values actually have an "index"
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Vertical Text Direction
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@CrystalMiller and BTW, w3schools can be a good helper, but it is not the source/original documentation (so it can miss some things), the "official" is w3.org, or the closest, more human-readable, to it is mozilla's developer network - "MDN...
How to escape @ characters in Subversion managed file names?
..., such as news@11@. svn cares only about the last at sign in the argument, and it is not considered illegal to omit a literal peg revision specifier after that at sign. This workaround even applies to paths that end in an at sign—you would use filename@@ to talk about a file named filename@.
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Format numbers to strings in Python
... see the note in the docs:
"%02d:%02d:%02d" % (hours, minutes, seconds)
And for your specific case of formatting time, there’s time.strftime:
import time
t = (0, 0, 0, hours, minutes, seconds, 0, 0, 0)
time.strftime('%I:%M:%S %p', t)
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