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Difference between abstract class and interface in Python
... isn't really abstract.
Python >= 2.6:
Abstract base classes do exist (http://docs.python.org/library/abc.html). And allow you to specify methods that must be implemented in subclasses. I don't much like the syntax, but the feature is there. Most of the time it's probably better to use duck typi...
What is the coolest thing you can do in
...ter.Play "Hide"
There are a great many other commands you can use. Check http://www.microsoft.com/technet/scriptcenter/funzone/agent.mspx for more information.
EDIT 2011-09-02
I recently discovered that Microsoft Agent is not natively installed on Windows 7. However it is offered as a separate do...
How to immediately see compile errors in project tree of IntelliJ Idea?
...or IntelliJ. It allows you to do incremental compile upon saving a file:
http://plugins.intellij.net/plugin/?id=3822
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Setting Vim whitespace preferences by filetype
...ion. For example, to insert 2 space for a tab, use:
:set tabstop=2
ref: http://vim.wikia.com/wiki/Converting_tabs_to_spaces
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What does the filter parameter to createScaledBitmap do?
...with interpolation, involving doing a series of 50% scale reductions. See http://today.java.net/pub/a/today/2007/04/03/perils-of-image-getscaledinstance.html for details.)
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How to get the index of a maximum element in a numpy array along one axis
...
argmax() will only return the first occurrence for each row.
http://docs.scipy.org/doc/numpy/reference/generated/numpy.argmax.html
If you ever need to do this for a shaped array, this works better than unravel:
import numpy as np
a = np.array([[1,2,3], [4,3,1]]) # Can be of any shap...
What's the difference between jQuery's replaceWith() and html()?
...rom the DOM and return it to you in the collection.
An example for Peter: http://jsbin.com/ofirip/2
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Log exception with traceback
...ent approach. Overriding traceback.print_exception.
I have a write up at http://www.bbarrows.com/ That would be much easier to read but Ill paste it in here as well.
When tasked with logging all the exceptions that our software might encounter in the wild I tried a number of different techniques ...
What is a Lambda?
...
Clipped from wikipedia: http://en.wikipedia.org/wiki/Lambda#Lambda.2C_the_word
In programming languages such as Lisp and Python, lambda is an operator used to denote anonymous functions or closures, following lambda calculus usage.
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How can I check if the current date/time is past a set date/time?
...eck PHP's strtotime-function to convert your set date/time to a timestamp: http://php.net/manual/en/function.strtotime.php
If strtotime can't handle your date/time format correctly ("4:00PM" will probably work but not "at 4PM"), you'll need to use string-functions, e.g. substr to parse/correct your...