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Obtaining a powerset of a set in Java
...tains() would be O(n), etc.
Do you really need this?
EDIT:
This code is now available in Guava, exposed through the method Sets.powerSet(set).
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How do I pass multiple parameters into a function in PowerShell?
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Thanks for posting this as an answer. Knowing why something wrong is just as important as what wrong.
– Gavin Ward
Nov 23 '15 at 10:49
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How can I change a secret Gist to public?
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I upload a Gist code and set it to be secret.
Now I want to change the gist to public, but I can't find how to set it publi
Since May, 9th 2014, it is possible: "Change the visibility of your Gists"
You can change the visibility of your Gists whenever you want.
When ed...
Nested attributes unpermitted parameters
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Seems there is a change in handling of attribute protection and now you must whitelist params in the controller (instead of attr_accessible in the model) because the former optional gem strong_parameters became part of the Rails Core.
This should look something like this:
class PeopleCo...
Xcode without Storyboard and ARC
...ler = nav;
[self.window makeKeyAndVisible];
return YES;
}
Now,in above example you have to manage memory management manually like ,
self.window = [[[UIWindow alloc] initWithFrame:[[UIScreen mainScreen] bounds]] autorelease];
[test release];
STEPS FOR REMOVE ARC
1) In ...
Visual C++: How to disable specific linker warnings?
...C\bin\link.exe) to remove it from said list . Sounds like a jackhammer, i know. It works though.
For instance, if you want to remove the warning for 4099, open link.exe with an hex editor, goto line 15A0 which reads 03 10 (little endian for 4099) and replace it with FF 00 (which does not exist.)
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How do JavaScript closures work?
How would you explain JavaScript closures to someone with a knowledge of the concepts they consist of (for example functions, variables and the like), but does not understand closures themselves?
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Way to go from recursion to iteration
...s still depth-first search. But if you change the whole thing into a queue now you are doing breadth-first rather than depth-first traversal.
– pete
Oct 31 '13 at 20:33
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How to convert std::string to NSString?
...ncoding might sometimes be needed when interpreting user documents with unknown encodings, in the absence of other hints. This encoding should be used rarely, if at all. Note that some potential values here might result in unexpected encoding conversions of even fairly straightforward NSString cont...
When should I use Kruskal as opposed to Prim (and vice versa)?
...average case is dependent on what you're proving. In fact (as I look it up now), the wiki article uses language that implies that its only used for worst-case analysis. Now, using such an analysis means that you can't make as strong promises about the cost of a particular operation, but by the time...