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Should a function have only one return statement?
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83
Agreed. Although having multiple exit point can get out of hand, I definately think it's better than putting your entire function in an IF ...
How to modify a specified commit?
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83
Interactive rebase with --autosquash is something I frequently use when I need to fixup previou...
GroupBy pandas DataFrame and select most common value
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Definitely the way to go for large DataFrames. I had 83M rows and 2.5M unique groups. This took 28 seconds per column, while the agg took over 11 minutes per column.
– ALollz
Apr 10 '18 at 4:15
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When should I use git pull --rebase?
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P ShvedP Shved
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JavaScript hashmap equivalent
...r
NameDictionary and
NameDictionaryShape with
pertinent details in objects.cc
and objects-inl.h.
Firefox/Gecko:
JSObject,
NativeObject, and
PlainObject with pertinent details in
jsobj.cpp and
vm/NativeObject.cpp.
Do they handle collisions?
Yes. See above. If you found a collision on unequal strings...
Why is there no xrange function in Python3?
...)
1 loops, best of 3: 1.05 s per loop
Now, python.org 3.3.0 64-bit:
In [83]: %timeit collections.deque((x for x in range(10000000) if x%4 == 0), maxlen=0)
1 loops, best of 3: 1.32 s per loop
In [84]: %timeit collections.deque((x for x in xrange(10000000) if x%4 == 0), maxlen=0)
1 loops, best of ...
Do sealed classes really offer performance Benefits?
...("NormalClass")
003c00ca 8b01 mov eax,dword ptr [ecx]
003c00cc 8b403c mov eax,dword ptr [eax+3Ch]
003c00cf ff5010 call dword ptr [eax+10h]
003c00d2 e8f96f106f call mscorlib_ni+0x2570d0 (6f4c70d0) (System.Console.get_Out(), mdToken: 060008fd)
003c00d7 8...
Import PEM into Java Key Store
......,o=...., Sep 2, 2014, trustedCertEntry,
Certificate fingerprint (SHA1): 83:63: ...
(optional) Test your certificates and private key from your new key store against your SSL server:
( You may want to enable debugging as an VM option: -Djavax.net.debug=all )
char[] passw = "password".t...
Android Fatal signal 11 (SIGSEGV) at 0x636f7d89 (code=1). How can it be tracked down?
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#03 pc 0000d672 /system/lib/libxvi020.so
#04 pc 00010cce /system/lib/libxvi020.so
#05 pc 00004432 /system/lib/libwimax_jni.so
#06 pc 00011e74 /system/lib/libdvm.so
#07 pc 0004354a /system/lib/libdvm.so
#08 pc 00017088 /system/lib/lib...
How do I do a case-insensitive string comparison?
...t", 'r').read()
>>> print repr(utf8_bytes)
'\xce\xa3\xce\xaf\xcf\x83\xcf\x85\xcf\x86\xce\xbf\xcf\x82\n\xce\xa3\xce\x8a\xce\xa3\xce\xa5\xce\xa6\xce\x9f\xce\xa3\n'
>>> u = utf8_bytes.decode('utf8')
>>> print u
Σίσυφος
ΣΊΣΥΦΟΣ
>>> first, second = u.spl...