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John Carmack's Unusual Fast Inverse Square Root (Quake III)
...Quake III source code which calculates 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 i...
Is it unnecessary to put super() in constructor?
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edited Jun 13 '17 at 14:13
zb226
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answered Ja...
LINQ to Entities only supports casting EDM primitive or enumeration types with IEntity interface
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4 Answers
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Force LF eol in git repo and working copy
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answered Apr 2 '12 at 14:05
nulltokennulltoken
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JavaScript: Class.method vs. Class.prototype.method
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edited Oct 28 '09 at 4:19
answered Oct 28 '09 at 4:08
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Python csv string to array
...rt StringIO
import csv
scsv = """text,with,Polish,non-Latin,letters
1,2,3,4,5,6
a,b,c,d,e,f
gęś,zółty,wąż,idzie,wąską,dróżką,
"""
f = StringIO(scsv)
reader = csv.reader(f, delimiter=',')
for row in reader:
print('\t'.join(row))
simpler version with split() on newlines:
reader = c...
How to get a DOM Element from a JQuery Selector
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u'\ufeff' in Python string
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edited Oct 22 '18 at 4:34
answered Jul 28 '13 at 20:56
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How to access route, post, get etc. parameters in Zend Framework 2
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MatsemannMatsemann
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Xcode 4: create IPA file instead of .xcarchive
In Xcode 3.2.5 I use "Build And Archive" to create an IPA file. In Xcode 4 you can use "Product -> Archive" to archive an application in an .xcarchive bundle.
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