大约有 84 项符合查询结果（耗时：0.0065秒） [XML]
Remove non-numeric characters (except periods and commas) from a string
...R_FLAG_ALLOW_THOUSAND flags. Like so:
$numeric_filtered = filter_var("AR3,373.31", FILTER_SANITIZE_NUMBER_FLOAT,
FILTER_FLAG_ALLOW_FRACTION | FILTER_FLAG_ALLOW_THOUSAND);
echo $numeric_filtered; // Will print "3,373.31"
It might also be worthwhile to note that because it's built-in to PHP, it...
End of support for python 2.7?
...
As of 13 Apr 2014, from http://hg.python.org/peps/rev/76d43e52d978 (PEP 373, Python 2.7 Release Schedule):
The End Of Life date (EOL, sunset date) for Python 2.7 has been moved
five years into the future, to 2020. This decision was made to
clarify the status of Python 2.7 and relieve wor...
Regular expression to match numbers with or without commas and decimals in text
...0 0045,78,123.03500e-0.00 ',
' 0096,78,473.0380e-0. 0008,78,373.066000E0. 0004512300.E0000 ',
' ..18000 25..00 36...77 2..8 ',
' 3.8..9 .12500. 12.51.400 ',
' 00099,111.8713000 -0012,45,83,987.26+0.000,099,88,44.or00,00,00.00must',
' 00099...
Function to Calculate Median in SQL Server
...alternatives, at least on the simple schema they tested. This solution was 373x faster (!!!) than the slowest (PERCENTILE_CONT) solution tested. Note that this trick requires two separate queries which may not be practical in all cases. It also requires SQL 2012 or later.
DECLARE @c BIGINT = (SE...
Do try/catch blocks hurt performance when exceptions are not thrown?
... try/catch/finally: 375
No try/catch/finally: 330
try/catch/finally: 373
No try/catch/finally: 329
try/catch/finally: 373
No try/catch/finally: 330
try/catch/finally: 373
No try/catch/finally: 352
try/catch/finally: 374
No try/catch/finally: 331
try/catch/finally: 380
No try/ca...
how does multiplication differ for NumPy Matrix vs Array classes?
...gt;>> LA.pinv(m)
matrix([[ 0.314, 0.407, -1.008, -0.553, 0.131, 0.373, 0.217, 0.785],
[ 1.393, 0.084, -0.605, 1.777, -0.054, -1.658, 0.069, -1.203],
[-0.042, -0.355, 0.494, -0.729, 0.292, 0.252, 1.079, -0.432],
[-0.18 , 1.068, 0.396, 0.895, -0.003, -0.896...
How does the Java 'for each' loop work?
...ster)
[C:\java_code\]java TimeIteratorVsIndexIntArray 1000000
Test A: 375,373,765 nanoseconds
Test B: 283,813,875 nanoseconds
B faster by 91,559,890 nanoseconds (23.891659337194227% faster)
[C:\java_code\]java TimeIteratorVsIndexIntArray 1000000
Test A: 375,790,818 nanoseconds
Test B: 220,770,915 ...
What's the best way to get the last element of an array without deleting it?
... 803 | 466 | 390 | 384 | 373 | 764 | 1.046.642 || 691 | 252 | 101 | 128 | 93 | 170 | 89.028 || 695 | 235 | 90 | 97 | ...
Moving uncommitted changes to a new branch [duplicate]
...
373
Just create a new branch:
git checkout -b newBranch
And if you do git status you'll see tha...
What's the common practice for enums in Python? [duplicate]
...
373
class Materials:
Shaded, Shiny, Transparent, Matte = range(4)
>>> print Material...