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What are POD types in C++?
... a POD provided that all non-static data members are public, and it has no base class and no constructors, destructors, or virtual methods. Static members don't stop something being a POD under this rule. This rule has changed in C++11 and certain private members are allowed: Can a class with all pr...
How do I use vi keys in ipython under *nix?
...ile. You can add
set editing-mode vi
to that file to make all readline based applications use vi style keybindings instead of Emacs.
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What's the difference between process.cwd() vs __dirname?
... for help, clarification, or responding to other answers.Making statements based on opinion; back them up with references or personal experience.To learn more, see our tips on writing great answers.
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How to convert a string or integer to binary in Ruby?
...
You have Integer#to_s(base) and String#to_i(base) available to you.
Integer#to_s(base) converts a decimal number to a string representing the number in the base specified:
9.to_s(2) #=> "1001"
while the reverse is obtained with String#to_i(...
.NET 4.0 build issues on CI server
... for help, clarification, or responding to other answers.Making statements based on opinion; back them up with references or personal experience.To learn more, see our tips on writing great answers.
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Who architected / designed C++'s IOStreams, and would it still be considered well-designed by today'
...of manipulators from Andrew Koenig. The standard version of the library is based on this implementation.
Source "The Design & Evolution of C++", section 8.3.1.
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How to add property to a class dynamically?
...ly choose your functions programmatically.
Create a class
Using an example based on the documentation for property, let's create a class of object with a "hidden" attribute and create an instance of it:
class C(object):
'''basic class'''
_x = None
o = C()
In Python, we expect there to be o...
How to assert output with nosetest/unittest in python?
...rom StringIO import StringIO in Python 3. Here's a minimum working snippet based on @naxa's comment and the Python Cookbook.
from io import StringIO
from unittest.mock import patch
with patch('sys.stdout', new=StringIO()) as fakeOutput:
print('hello world')
self.assertEqual(fakeOutput.getv...
TypeScript “this” scoping issue when called in jquery callback
... extra work if the function has parameters
Bad: Derived classes can't call base class methods written this way using super.
Bad: The exact semantics of which methods are "pre-bound" and which aren't create an additional non-typesafe contract between your class and its consumers.
Function.bind
Also...
How can I get the list of files in a directory using C or C++?
...le and does most of the simple stuff you need without using a big template-based approach like boost(no offence, I like boost!).
The author of the windows compatibility layer is Toni Ronkko. In Unix, it is a standard header.
UPDATE 2017:
In C++17 there is now an official way to list files of your...