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Generate all permutations of a list without adjacent equal elements
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This is along the lines of Thijser's currently incomplete pseudocode. The idea is to take the most frequent of the remaining item types unless it was just taken. (See also Coady's implementation of this algorithm.)
import collections
import heapq
class Sentinel:
pass
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Install go with brew, and running the gotour
I was following the http://tour.golang.org/ untill I got to the third step about that tells you that you can install the gotour on your system.
After that I've installed the go language with brew by:
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CSS: how to add white space before element's content?
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You can use the unicode of a non breaking space :
p:before { content: "\00a0 "; }
See JSfiddle demo
[style improved by @Jason Sperske]
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What is the difference between “ is None ” and “ ==None ”
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The answer is explained here.
To quote:
A class is free to implement
comparison any way it chooses, and it
can choose to make comparison against
None mean something (which actually
makes sense; if someone told you to
implement...
Preserve line breaks in angularjs
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Based on @pilau s answer - but with an improvement that even the accepted answer does not have.
<div class="angular-with-newlines" ng-repeat="item in items">
{{item.description}}
</div>
/* in the css file or in a style...
How to get the start time of a long-running Linux process?
Is it possible to get the start time of an old running process? It seems that ps will report the date (not the time) if it wasn't started today, and only the year if it wasn't started this year. Is the precision lost forever for old processes?
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Determine the process pid listening on a certain port
As the title says, I'm running multiple game servers, and every of them has the same name but different PID and the port number. I would like to match the PID of the server which is listening on certain port, and then I would like to kill this process. I need that in order to complete my bas...
Django : How can I see a list of urlpatterns?
How can I see the current urlpatterns that "reverse" is looking in?
16 Answers
16
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Does delete on a pointer to a subclass call the base class destructor?
I have an class A which uses a heap memory allocation for one of its fields. Class A is instantiated and stored as a pointer field in another class ( class B .
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How to get all of the immediate subdirectories in Python
I'm trying to write a simple Python script that will copy a index.tpl to index.html in all of the subdirectories (with a few exceptions).
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