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How to capture stdout output from a Python function call?
...object.
This tool adds flexibility to existing functions or classes whose
output is hardwired to stdout.
For example, the output of help() normally is sent to sys.stdout. You
can capture that output in a string by redirecting the output to an
io.StringIO object:
f = io.StringIO() ...
PHP报错：Only variables should be passed by reference - C/C++ - 清泛网 - 专注C/C++及内核技术
...assed by reference in xxx\ecshop\includes\cls_template.php on line 406
第406行：$tag_sel = array_shift(explode(' ', $tag));
解决办法 1 ：
5.3以上版本的问题，应该也和配置有关 只要406行把这一句拆成两句就没有问题了
$tag_sel = array_shift(explode(' ', $...
与迭代器失效相关的错误，例如:0x008D1127 处有未经处理的异常(在 prog34.e...
...，然后又在容器中执行插入操作，导致迭代器失效，因而第二次的输出操作无法正常结束导致死循环，产生访问冲突。要警惕迭代器失效的操作，c++ primer建议假设迭代器失效是最安全的做法。这里可以在for语句中重新获取迭代...
MFC Static透明背景色的实现、Static控件自绘、Static字体修改 - C/C++ - ...
...FC Static透明背景色的实现、Static控件自绘、Static字体修改第一种：pDC->SetBkMode(TRANSPARENT);afx_msg HBRUSH CtlColor(CDC* *pDC* , UINT *nCtlColor* );COLORREF m_crText;COLORREF m_...第一种：pDC->SetBkMode(TRANSPARENT);
afx_msg HBRUSH CtlColor(CDC* /*pDC*/, UINT /*nCtlCo...
How can I strip first X characters from string using sed?
...{var:5}
Are you sure bash is the shell executing your script?
Even the POSIX-compliant
var=${var#?????}
would be preferable to using an external process, although this requires you to hard-code the 5 in the form of a fixed-length pattern.
...
Set environment variables on Mac OS X Lion
...
First, one thing to recognize about OS X is that it is built on Unix. This is where the .bash_profile comes in. When you start the Terminal app in OS X you get a bash shell by default. The bash shell comes from Unix and when it loads it runs the .bash_profile s...
Automatically remove Subversion unversioned files
...ve-unversioned
Before that, I use this python script to do that:
import os
import re
def removeall(path):
if not os.path.isdir(path):
os.remove(path)
return
files=os.listdir(path)
for x in files:
fullpath=os.path.join(path, x)
if os.path.isfile(fullpat...
How do you properly determine the current script directory in Python?
...
os.path.dirname(os.path.abspath(__file__))
is indeed the best you're going to get.
It's unusual to be executing a script with exec/execfile; normally you should be using the module infrastructure to load scripts. If you mu...
How do I copy a file in Python?
...on.
With copy, src and dst are path names given as strings.
If you use os.path operations, use copy rather than copyfile. copyfile will only accept strings.
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How to uninstall Python 2.7 on a Mac OS X 10.6.4?
I want to completely remove Python 2.7 from my Mac OS X 10.6.4. I managed to remove the entry from the PATH variable by reverting my .bash_profile . But I also want to remove all directories, files, symlinks, and entries that got installed by the Python 2.7 install package. I've got the install p...