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How to efficiently compare two unordered lists (not sets) in Python?
a & b should be considered equal, because they have em>x m>actly the same elements, only in different order.
10 Answers
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Does the default constructor initialize built-in types?
... other means. Not by default constructor, nor by constructor at all.
For em>x m>ample, there's a widespread incorrect belief that for class C the syntam>x m> C() always invokes default constructor. In reality though, the syntam>x m> C() performs so called value-initialization of the class instance. It will only ...
How can I get `find` to ignore .svn directories?
...noyingly, because Subversion stores duplicates of each file in its .svn/tem>x m>t-base/ directories my simple searches end up getting lots of duplicate results. For em>x m>ample, I want to recursively search for uint in multiple messages.h and messages.cpp files:
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How to bind function arguments without binding this?
...arg2 ... };
}(actualArg1Value, actualArg2Value);
Hope I got the syntam>x m> right there. What it does is create a function called withWrappedArguments() (to be pedantic it is an anonymous function assigned to the variable) that you can call any time any where and will always act with actualArg1Val...
How do I pass a unique_ptr argument to a constructor or a function?
...sociated meaning.
(A) By Value
Base(std::unique_ptr<Base> n)
: nem>x m>t(std::move(n)) {}
In order for the user to call this, they must do one of the following:
Base newBase(std::move(nem>x m>tBase));
Base fromTemp(std::unique_ptr<Base>(new Base(...));
To take a unique pointer by value me...
How can I check if an ip is in a network in Python?
...ticle shows you can do it with socket and struct modules without too much em>x m>tra effort. I added a little to the article as follows:
import socket,struct
def makeMask(n):
"return a mask of n bits as a long integer"
return (2L<<n-1) - 1
def dottedQuadToNum(ip):
"convert decimal d...
How to define custom configuration variables in rails
...ter modifying. There may be more elegant techniques, but I'm upgrading an em>x m>isting app which previously used ENV['m>X m>m>X m>m>X m>'] in the same file, and since I want to limit the amount of refactoring during the upgrade, this worked out well.
– pduey
Apr 26 '11 at 16:13
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Visual Studio 2013 doesn't discover unit tests
...o the menu and choose Test -> Run -> Run all tests or by opening the test em>x m>plorer window. By those to methods visual studio doesn’t discover any tests in the solution.
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What is JSON and why would I use it?
...he MDN, some JavaScript is not JSON, and some JSON is not JavaScript.
An em>x m>ample of where this is used is web services responses. In the 'old' days, web services used m>X m>ML as their primary data format for transmitting back data, but since JSON appeared (The JSON format is specified in RFC 4627 by ...
Is there an Eclipse plugin to run system shell in the Console? [closed]
...
It em>x m>ists, and it's built into Eclipse! Go to the Remote Systems view, and you'll see an entry for "Local". Right-click "Local Shells" and choose "Launch Shell."
You can't launch it directly from the project navigator. But you c...