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Remove last character from string. Swift language
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let name: String = "Dolphin"
let stringLength = count(name) // Since swift1.2 `countElements` became `count`
let substringIndex = stringLength - 1
name.substringToIndex(advance(name.startIndex, substringIndex)) // "Dolphi"
Alternatively (for a more practical, but less educational example) you can...
Elegant setup of Python logging in Django
...logging. (Note: NullHandler is already in the logging package for Python 3.1, and will be in Python 2.7.) So:
logger = logging.getLogger(__name__)
logger.addHandler(someutils.null_handler)
This is done to ensure that your modules play nicely in a site which doesn't configure logging in settings.p...
Difference between std::system_clock and std::steady_clock?
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From N3376:
20.11.7.1 [time.clock.system]/1:
Objects of class system_clock represent wall clock time from the system-wide realtime clock.
20.11.7.2 [time.clock.steady]/1:
Objects of class steady_clock represent clocks for which va...
How to do error logging in CodeIgniter (PHP)
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181
CodeIgniter has some error logging functions built in.
Make your /application/logs folder wr...
How do you delete all text above a certain line
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edited Mar 22 '18 at 10:20
Rich
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a...
JavaScript DOM remove element
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341
removeChild should be invoked on the parent, i.e.:
parent.removeChild(child);
In your example...