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A clean, lightweight alternative to Python's twisted? [closed]
... option.)
Like eventlet, it makes the callbacks and Deferreds unnecessary by using greenlets.
Check out the examples: concurrent download of multiple urls, long polling webchat.
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Style child element when hover on parent
...rent:hover .child {
/* ... */
}
According to this page it's supported by all major browsers.
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Rails Observer Alternatives for 4.0
... in to your class. Extracting class methods out to a module may group them by concern, but the class is still just as bloated.
– Steven Soroka
Mar 13 '14 at 16:18
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How do you implement an async action delegate method?
...f it uses the async keyword, then the actual Task instance will be created by a state machine, not the function directly.
– Stephen Cleary
Dec 19 '19 at 13:57
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Argmax of numpy array returning non-flat indices
... occurrences of the maximum value, you can modify eumiro's answer slightly by using argwhere instead of where:
np.argwhere(a==a.max())
>>> a = np.array([[1,2,4],[4,3,4]])
>>> np.argwhere(a==a.max())
array([[0, 2],
[1, 0],
[1, 2]])
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Setting table row height
...riginal post is six years old and some of html/css rules may have changed by now as most of the browsers are now using HTML5.
– nam
Aug 27 '17 at 15:18
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Are nested span tags OK in XHTML?
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Yes it will. You can help yourself by using the w3's validator direct input option:
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN"
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
<html xmlns="http://www.w3.org/1999/xhtml"...
Get dimension from XML and set text size in runtime
...sources.getDimension() method returns the value that is already multiplied by appropriate metric
– pkuszewski
Nov 14 '18 at 15:18
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What exactly is Arel in Rails 3.0?
... anything, it's a replacement for Ambition. Or, you can think of it as a Ruby version of the LINQ standard query operators or Python's SQLAlchemy. (In fact, the author explicitly cites both LINQ and SQLAlchemy as inspirations.)
Or, you can see it as a replacement for named_scopes. In fact, ARel is p...
Quickly create a large file on a Linux system
...l, the write finishes in 2 seconds, with a write data rate of over 500 megabytes per second. That's clearly impossible on a 2.5" laptop harddrive.
– lxgr
Dec 5 '11 at 12:32
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