大约有 16,000 项符合查询结果（耗时：0.0189秒） [XML]
What is the quickest way to HTTP GET in Python?
...rfect if you add one line after the print statement in reporthook.
import sys, urllib
def reporthook(a, b, c):
print "% 3.1f%% of %d bytes\r" % (min(100, float(a * b) / c * 100), c),
sys.stdout.flush()
for url in sys.argv[1:]:
i = url.rfind("/")
file = url[i+1:]
print url, "-&g...
How can I convert a hex string to a byte array? [duplicate]
Can we convert a hex string to a byte array using a built-in function in C# or do I have to make a custom method for this?
...
Why does “pip install” inside Python raise a SyntaxError?
...erpreter. By opening pip.exe with 7-zip you can see main.py importing pip, sys and re modules... (And there you'll find the answer how to run it within a python shell)--> pip is a regular python module. Don't forget windows wasn't first platform supporting python, linux was, and there python is a...
Python CSV error: line contains NULL byte
...
Converting the encoding of the source file from UTF-16 to UTF-8 solve my problem.
How to convert a file to utf-8 in Python?
import codecs
BLOCKSIZE = 1048576 # or some other, desired size in bytes
with codecs.open(sourceFil...
python NameError: global name '__file__' is not defined
...he "execution path", not the "actual file path":
print(os.getcwd())
print(sys.argv[0])
print(os.path.dirname(os.path.realpath('__file__')))
Source:
http://cx-freeze.readthedocs.org/en/latest/faq.html
Your old line (initial question):
def read(*rnames):
return open(os.path.join(os.path.dirname(_...
How can I use a DLL file from Python?
... easiest way I've found for doing what you ask.
import ctypes
# Load DLL into memory.
hllDll = ctypes.WinDLL ("c:\\PComm\\ehlapi32.dll")
# Set up prototype and parameters for the desired function call.
# HLLAPI
hllApiProto = ctypes.WINFUNCTYPE (
ctypes.c_int, # Return type.
ctypes....
Correct format specifier to print pointer or address?
... p The argument shall be a pointer to void. The value of the pointer is
converted to a sequence of printing characters, in an implementation-defined
manner.
(In C11 — ISO/IEC 9899:2011 — the information is in §7.21.6.1 ¶8.)
On some platforms, that will include a leading 0x and on other...
What is __init__.py for?
...y file (with underscores) and datetime.py. Now open an interpreter, import sys, and issue sys.path.insert(0, '/path/to/datetime'), replacing that path with the path to whatever directory you just made. Now try something like from datetime import datetime;datetime.now(). You should get an AttributeEr...
Most efficient way to check for DBNull and then assign to a variable?
....NET alternative to Stevo3000's suggestion:
oSomeObject.IntMember = If(TryConvert(Of Integer)(oRow("Value")), iDefault)
oSomeObject.StringMember = If(TryCast(oRow("Name"), String), sDefault)
Function TryConvert(Of T As Structure)(ByVal obj As Object) As T?
If TypeOf obj Is T Then
Retur...
How to check if a stored procedure exists before creating it
... to run a query.
Just copy everything after AS:
BEGIN
DECLARE @myvar INT
SELECT *
FROM mytable
WHERE @myvar ...
END
This code does exactly same things a stored proc would do, but is not stored on the database side.
That's much like what is called anonymous procedure in PL/...