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What's the difference between backtracking and depth first search?
.... In essence, let’s stop saying it works only for a tree, or the likes.
Based on [1], Backtracking is a special kind of DFS used mainly for space (memory) saving. The distinction that I’m about to mention may seem confusing since in Graph algorithms of such kind we’re so used to having adjace...
MySQL Select all columns from one table and some from another table
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What does git push -u mean?
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MongoDB: How to query for records where field is null or not set?
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What does the exclamation mark do before the function?
...le. Now, add console.debug("foo:",foo); -- you get very different results based on what symbol you use. ! forces a return value which isn't always desirable. I prefer the ({})() syntax for clarity and accuracy.
– Carnix
Oct 2 '13 at 20:28
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Where does this come from: -*- coding: utf-8 -*-
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Create array of symbols
... Whilst this does what you want, anyone who sees this in your codebase will have to Google it to figure out what bizarro syntax Ruby has thrown at us this time. I highly recommend avoiding obscure language features when perfectly readable alternatives exist, i.e. [:address, :city, :state].
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How add “or” in switch statements?
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Find kth smallest element in a binary search tree in Optimum way
... }
}
return -1;
}
this is my implementation in C# based on the algorithm above just thought I'd post it so people can understand better it works for me
thank you IVlad
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How can I do SELECT UNIQUE with LINQ?
...he sorting after that.
var uniqueColors =
(from dbo in database.MainTable
where dbo.Property == true
select dbo.Color.Name).Distinct().OrderBy(name=>name);
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