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How to submit a form using PhantomJS
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I figured it out. Basically it's an async issue. You can't just submit and expect to render the ...
How can I clear or empty a StringBuilder? [duplicate]
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Two ways that work:
Use stringBuilderObj.setLength(0).
Allocate a new one with new StringBuilder() instead of clearing the buffer.
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John Carmack's Unusual Fast Inverse Square Root (Quake III)
...ates the inverse square root of a float, 4x faster than regular (float)(1.0/sqrt(x)) , including a strange 0x5f3759df constant. See the code below. Can someone explain line by line what exactly is going on here and why this works so much faster than the regular implementation?
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What does “Auto packing the repository for optimum performance” mean?
...s git gc --auto. If there are enough loose objects (by default, at least 6700), it will then invoke git repack -d -l to pack them. If there are too many separate packs, it will also repack them into one.
A pack is a delta-compressed single file, containing a large number of objects. It's more effic...
See what has been installed via MacPorts
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edited Jul 30 '17 at 20:48
nbro
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Python: One Try Multiple Except
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edited Feb 23 '18 at 1:00
answered May 23 '11 at 10:13
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What is Python buffer type for?
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>>> t = buffer(s, 6, 5)
>>> t
<read-only buffer for 0x10064a4b0, size 5, offset 6 at 0x100634ab0>
>>> print t
world
The buffer in this case is a sub-string, starting at position 6 with length 5, and it doesn't take extra storage space - it references a slice of t...
How to return only the Date from a SQL Server DateTime datatype
Returns: 2008-09-22 15:24:13.790
43 Answers
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Convert NSNumber to int in Objective-C
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edited Dec 10 '19 at 4:06
pkamb
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Convert numpy array to tuple
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Niklas B.Niklas B.
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