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pydot and graphviz error: Couldn't import dot_parser, loading of dot files will not be possible
... sudo pip uninstall does not work if you have installed your package using python setup.py install in that case, follow this solution. This was at least the case on my Mountain Lion OSX Mac
– qtips
Aug 6 '13 at 0:43
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Chrome says “Resource interpreted as script but transferred with MIME type text/plain.”, what gives?
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For Java Application servers such as Weblogic
1) Make sure your weblogic.xml file is free of errors
like this one:
<?xml version = '1.0' encoding = 'windows-1252'?>
<weblogic-web-app xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://w...
Cost of exception handlers in Python
...n , the accepted answer suggested replacing a (very cheap) if statement in Python code with a try/except block to improve performance.
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open read and close a file in 1 line of code
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You don't really have to close it - Python will do it automatically either during garbage collection or at program exit. But as @delnan noted, it's better practice to explicitly close it for various reasons.
So, what you can do to keep it short, simple and exp...
Permanently adding a file path to sys.path in Python
...is file in another file to use the file. To do so, I ran the following in IPython.
2 Answers
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Why can't Python find shared objects that are in directories in sys.path?
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sys.path is only searched for Python modules. For dynamic linked libraries, the paths searched must be in LD_LIBRARY_PATH. Check if your LD_LIBRARY_PATH includes /usr/local/lib, and if it doesn't, add it and try again.
Some more information (source):
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Don't understand why UnboundLocalError occurs (closure) [duplicate]
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Python doesn't have variable declarations, so it has to figure out the scope of variables itself. It does so by a simple rule: If there is an assignment to a variable inside a function, that variable is considered local.[1]...
GridCtrl 控件FAQ - C/C++ - 清泛网 - 专注C/C++及内核技术
...展定义的函数，见21款
}
我们也可以设计一个函数，对所有单元便历，找到选中的单元
std::list<CCellID> BeSelectedList;
for(int i=0;i<GetRowCount();i++){
for(int j=0;j<GetColumnCount();j++){
CCellID unit(i...
“Least Astonishment” and the Mutable Default Argument
Anyone tinkering with Python long enough has been bitten (or torn to pieces) by the following issue:
31 Answers
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Python dictionary from an object's fields
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Note that best practice in Python 2.7 is to use new-style classes (not needed with Python 3), i.e.
class Foo(object):
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Also, there's a difference between an 'object' and a 'class'. To build a dictionary from an arbitrary object, it's sufficien...