大约有 40,000 项符合查询结果（耗时：0.0446秒） [XML]
Speed comparison with Project Euler: C vs Python vs Erlang vs Haskell
...
Using GHC 7.0.3, gcc 4.4.6, Linux 2.6.29 on an x86_64 Core2 Duo (2.5GHz) machine, compiling using ghc -O2 -fllvm -fforce-recomp for Haskell and gcc -O3 -lm for C.
Your C routine runs in 8.4 seconds (faster than your run probably because of -O3)
The...
Why is `std::move` named `std::move`?
... .cfi_startproc
## BB#0:
pushq %rbp
Ltmp0:
.cfi_def_cfa_offset 16
Ltmp1:
.cfi_offset %rbp, -16
movq %rsp, %rbp
Ltmp2:
.cfi_def_cfa_register %rbp
movl (%rsi), %eax
movl %eax, (%rdi)
popq %rbp
retq
.cfi_endproc
Now if the test is changed to:
vo...
How do I get the base URL with PHP?
...
Peter Mortensen
26.5k2121 gold badges9292 silver badges122122 bronze badges
answered May 12 '10 at 16:25
mačekmaček
...
How can I save a screenshot directly to a file in Windows? [closed]
...ic int cx;
public int cy;
}
public const int SRCCOPY = 13369376;
public const int SM_CXSCREEN=0;
public const int SM_CYSCREEN=1;
[DllImport("gdi32.dll",EntryPoint="DeleteDC")]
public static extern IntPtr DeleteDC(IntPtr hDc);
[DllImport("gdi32.dll",EntryPoint...
Can I zip more than two lists together in Scala?
...
36
I don't believe it's possible to generate a list of tuples of arbitrary size, but the transpose ...
Is there a REAL performance difference between INT and VARCHAR primary keys?
...
Tamlyn
16.1k77 gold badges9090 silver badges114114 bronze badges
answered Dec 1 '08 at 21:47
Bill KarwinBill ...
Is it possible to specify your own distance function using scikit-learn K-Means Clustering?
...dist( X, Y, **kwargs )
d = np.empty( (X.shape[0], Y.shape[0]), np.float64 )
if sxy == 2:
for j, x in enumerate(X):
d[j] = cdist( x.todense(), Y, **kwargs ) [0]
elif sxy == 1:
for k, y in enumerate(Y):
d[:,k] = cdist( X, y.todense(), **kwargs ) [0]
...
mongodb/mongoose findMany - find all documents with IDs listed in array
...
answered Nov 29 '11 at 0:16
Daniel MendelDaniel Mendel
8,35111 gold badge2020 silver badges3737 bronze badges
...
Split a string by a delimiter in python
...
Aran-Fey
27.5k55 gold badges6666 silver badges107107 bronze badges
answered Aug 13 '10 at 8:48
adamkadamk
...
Determine if an object property is ko.observable
...
edited Jul 31 '13 at 15:36
answered Mar 8 '12 at 22:13
RP ...