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How can I calculate the difference between two dates?

...onds between two NSDate objects will always be time-zone-agnostic. Furthermore, this documentation specifies that Cocoa's implementation of time does not account for leap seconds, so if you require such accuracy, you will need to roll your own implementation. ...
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Set HTML5 doctype with XSLT

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How do I set the default locale in the JVM?

...R But, just as reference, I want to note that, on Windows, there is one more way of changing the locale used by the JRE, as documented here: changing the system-wide language. Note: You must be logged in with an account that has Administrative Privileges. Click Start > Control Pane...
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How to enable/disable bluetooth programmatically in android

... Here is a bit more robust way of doing this, also handling the return values of enable()\disable() methods: public static boolean setBluetooth(boolean enable) { BluetoothAdapter bluetoothAdapter = BluetoothAdapter.getDefaultAdapter();...
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How do I read text from the (windows) clipboard from python?

... This module is useful if you want to perform more complex operations, e.g. getting the HTML-formatted content out of clipboard. See stackoverflow.com/questions/17298897/… – xji Sep 8 '16 at 8:23 ...
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How to center text vertically with a large font-awesome icon?

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Webdriver Unable to connect to host 127.0.0.1 on port 7055 after 45000 ms

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Python logging: use milliseconds in time format

... @wim as a follow up to my previous comment (couldn't edit anymore...), here is what I've done: from time import gmtime - # Use UTC rather than local date/time - logging.Formatter.converter = gmtime - logging.basicConfig(datefmt='%Y-%m-%dT%H:%M:%S', format='%(name)s | %(asctime)s.%(mse...
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UIButton Image + Text IOS

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How to create a HashMap with two keys (Key-Pair, Value)?

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