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[精华] VC中BSTR、Char和CString类型的转换 - C/C++ - 清泛网 - 专注C/C++及内核技术
...。当然对于.NET框架来说，还可使用Convert和Text类进行不同数据类型以及字符编码之间的相互转换。
{
CString strCString="ABC";
char strchar[256],*pstr;
pstr=(LPSTR)(LPCTSTR)strCString; //CString---->char*
strcpy(strch...
How to rename items in values() in Django?
...using them without actually having to pull
them out of the database into Python memory.
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seek() function?
...on here but I have read the documentation regarding the seek() function in python (after having to use it) and although it helped me I am still a bit confused on the actual meaning of what it does, any explanations are much appreciated, thank you.
...
Finding all cycles in a directed graph
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Note for anyone using python for this: the Johnson algorithm is implemented as simple_cycle in networkx.
– Joel
Feb 12 '16 at 21:15
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Should I use a class or dictionary?
...
A class in python is a dict underneath. You do get some overhead with the class behavior, but you won't be able to notice it without a profiler. In this case, I believe you benefit from the class because:
All your logic lives in a s...
How can I configure NetBeans to insert tabs instead of a bunch of spaces?
...nguage dropdown in order for the tabs options to be visible. (If I have a Python file open, it defaults to the the Python language-specific settings.)
– CrazyPyro
Jun 3 '14 at 19:32
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Add column with number of days between dates in DataFrame pandas
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A list comprehension is your best bet for the most Pythonic (and fastest) way to do this:
[int(i.days) for i in (df.B - df.A)]
i will return the timedelta(e.g. '-58 days')
i.days will return this value as a long integer value(e.g. -58L)
int(i.days) will give you the -58 y...
How to handle :java.util.concurrent.TimeoutException: android.os.BinderProxy.finalize() timed out af
...ill be thrown.
I have seen this in the graphs generated from the analysis python script - for Android System Applications, not just my own monitored apps.
Collect enough logs and you will eventually see it.
Bottom line:
The issue cannot be avoided - you will encounter it if your app runs in the ...
How to override and extend basic Django admin templates?
..., and is available in PyPi (pip/easy_install) as django-apptemplates: pypi.python.org/pypi/django-apptemplates
– Romløk
Oct 9 '12 at 9:19
9
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Pass all variables from one shell script to another?
...variables can be passed to any process you execute, for example if we used python instead it might look like:
a.sh:
#!/bin/sh
MESSAGE="hello"
export MESSAGE
./b.py
b.py:
#!/usr/bin/python
import os
print 'The message is:', os.environ['MESSAGE']
Sourcing:
Instead we could source like this:...