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Using Python's os.path, how do I go up one directory?
...s situation, Django expects an absolute path rather than a relative path.
For cross platform compatability, use os.pardir instead of '..'.
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Change auto increment starting number?
...tial value:
ALTER TABLE tbl AUTO_INCREMENT = 5;
See the MySQL reference for more details.
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How to use timeit module
...d data (that, of course, would make the Timsort really shine because it performs best when the data already partially ordered).
Here is an example of how to set up a test for sorting:
>>> import timeit
>>> setup = '''
import random
random.seed('slartibartfast')
s = [random.rand...
MFC学习总结 (90个技巧) dlg 上建立View - C/C++ - 清泛网 - 专注C++内核技术
...代码：
CString strname[3];
strname[0]="Screen Name";
strname[1]="Form ID";
strname[2]="Category Path";
for(int i=0;i<3;i++)
{
m_List.InsertColumn(i,strname[i],LVCFMT_LEFT,130);
}
在这之前也要将List Control的ID与ClistCtrl的对象m_list在DoDataExchange(CDataExchange* pDX)...
Correct use of Multimapping in Dapper
...big caveat here, if the column ordering in the underlying table is flipped for some reason:
ProductID | ProductName | AccountOpened | CustomerName | CustomerId
--------------------------------------- -------------------------
splitOn: CustomerId will result in a null customer name.
If yo...
Replace all non Alpha Numeric characters, New Lines, and multiple White Space with one Space
I'm looking for a neat RegEx solution to replace
8 Answers
8
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Method Resolution Order (MRO) in new-style classes?
...
The crucial difference between resolution order for legacy vs new-style classes comes when the same ancestor class occurs more than once in the "naive", depth-first approach -- e.g., consider a "diamond inheritance" case:
>>> class A: x = 'a'
...
>>> cl...
Difference between exit() and sys.exit() in Python
...
exit is a helper for the interactive shell - sys.exit is intended for use in programs.
The site module (which is imported automatically during startup, except if the -S command-line option is given) adds several constants to the built-in ...
Total memory used by Python process?
Is there a way for a Python program to determine how much memory it's currently using? I've seen discussions about memory usage for a single object, but what I need is total memory usage for the process, so that I can determine when it's necessary to start discarding cached data.
...
Share Large, Read-Only Numpy Array Between Multiprocessing Processes
...when the subprocess is starting, or after it has started? If it's just the former, you can just use the target and args arguments for Process. This is potentially better than using a global variable.
From the discussion page you linked, it appears that support for 64-bit Linux was added to sharedmem...