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CSS3 Spin Animation

...ed any keyframes. I made it work here. div { margin: 20px; width: 100px; height: 100px; background: #f00; -webkit-animation: spin 4s infinite linear; } @-webkit-keyframes spin { 0% {-webkit-transform: rotate(0deg);} 100% {-webkit-transform: rotate(360deg);} } ...
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What does @: (at symbol colon) mean in a Makefile?

... Charlie MartinCharlie Martin 100k2222 gold badges175175 silver badges249249 bronze badges ...
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Initialising mock objects - MockIto

... There is now (as of v1.10.7) a fourth way to instantiate mocks, which is using a JUnit4 rule called MockitoRule. @RunWith(JUnit4.class) // or a different runner of your choice public class YourTest @Rule public MockitoRule rule = MockitoJUn...
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Selecting with complex criteria from pandas.DataFrame

...ndint(1, 9)*10 for x in range(10)], 'C': [randint(1, 9)*100 for x in range(10)]}) >>> df A B C 0 9 40 300 1 9 70 700 2 5 70 900 3 8 80 900 4 7 50 200 5 9 30 900 6 2 80 700 7 2 80 400 8 5 80 300 9 7 70 800 We can apply column operati...
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setTimeout in for-loop does not print consecutive values [duplicate]

...ctions. function doSetTimeout(i) { setTimeout(function() { alert(i); }, 100); } for (var i = 1; i <= 2; ++i) doSetTimeout(i); If you don't do something like this (and there are other variations on this same idea), then each of the timer handler functions will share the same variable "i". ...
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How to add title to subplots in Matplotlib?

... JaradJarad 9,9661111 gold badges6161 silver badges100100 bronze badges ...
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How to replace plain URLs with links?

... +100 First off, rolling your own regexp to parse URLs is a terrible idea. You must imagine this is a common enough problem that someone h...
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Where is the WPF Numeric UpDown control?

...ss NumericUpDown : UserControl { int minvalue = 0, maxvalue = 100, startvalue = 10; public NumericUpDown() { InitializeComponent(); NUDTextBox.Text = startvalue.ToString(); } private void NUDButtonUP_Click(object sender, RoutedEventArgs e) { ...
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Is there any advantage of using map over unordered_map in case of trivial keys?

... x86_64 Linux system $ ./time_hash_map TR1 UNORDERED_MAP (4 byte objects, 10000000 iterations): map_grow 126.1 ns (27427396 hashes, 40000000 copies) 290.9 MB map_predict/grow 67.4 ns (10000000 hashes, 40000000 copies) 232.8 MB map_replace 22.3 ns (37427396 hashes,...
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Why use pip over easy_install? [closed]

...rent State of Packaging section in the The Hitchhiker's Guide to Packaging v1.0—shows that setuptools/easy_install will go away in the future. Here's another infographic from distribute's documentation showing that Setuptools and easy_install will be replaced by the new hotness—distribute and...