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Remove last character from string. Swift language

... 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...
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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...
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Difference between std::system_clock and std::steady_clock?

... 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...
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tmux set -g mouse-mode on doesn't work

... So this option has been renamed in version 2.1 (18 October 2015) From the changelog: Mouse-mode has been rewritten. There's now no longer options for: - mouse-resize-pane - mouse-select-pane - mouse-select-window - mode-mouse Instead there is just...
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How do I interactively unstage a particular hunk in git?

... 139 Try git reset --patch filename; this should do the opposite of git add --patch, according to t...
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Adding multiple class using ng-class

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Check if Python Package is installed

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How can I remove the extension of a filename in a shell script?

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How to remove focus around buttons on click

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Why does this code using random strings print “hello world”?

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