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Android equivalent to NSNotificationCenter

...eceiver in ReceiverActivity. The debug output should look like this: 01-16 10:35:42.413: D/sender(356): Broadcasting message 01-16 10:35:42.421: D/receiver(356): Got message: This is my message! share | ...
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How to check if command line tools is installed

I have a macbook pro with OS X 10.8.2. XCode is installed. I know this as it appears in the Applications directory. There are also the xcodebuild and xcode-select files in /usr/bin I need to know if the command line tools is installed. Is there a command for it? What can I do to see if XCode CLT is ...
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Modify tick label text

... 10 Answers 10 Active ...
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Pandas: Looking up the list of sheets in an excel file

...d way to do this. – Andy Hayden Aug 10 '17 at 3:38  |  show ...
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How to change the font size on a matplotlib plot

... craymichael 2,96611 gold badge1010 silver badges2121 bronze badges answered Oct 10 '10 at 11:49 Herman SchaafHerman Schaaf ...
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String vs. StringBuilder

... Jay BazuziJay Bazuzi 39.9k1212 gold badges101101 silver badges158158 bronze badges 45 ...
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Can CSS detect the number of children an element has?

.../ li:first-child:nth-last-child(1) { /* -or- li:only-child { */ width: 100%; } /* two items */ li:first-child:nth-last-child(2), li:first-child:nth-last-child(2) ~ li { width: 50%; } /* three items */ li:first-child:nth-last-child(3), li:first-child:nth-last-child(3) ~ li { width: 33.3...
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Ruby: How to turn a hash into HTTP parameters?

... Dorian 17.4k66 gold badges101101 silver badges102102 bronze badges answered Sep 30 '10 at 17:32 Gabe Martin-DempesyGabe Martin-...
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What is the use of the @ symbol in PHP?

... | edited Feb 3 '18 at 10:50 answered Jan 25 '13 at 10:53 ...
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what is reverse() in Django

...t's suppose that in your urls.py you have defined this: url(r'^foo$', some_view, name='url_name'), In a template you can then refer to this url as: <!-- django <= 1.4 --> <a href="{% url url_name %}">link which calls some_view</a> <!-- django >= 1.5 or with {% load ur...