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How to find the lowest common ancestor of two nodes in any binary tree?
...n, but the root==p || root==q => return root bit seems overoptimistic. What if it turns out root is p/q, but the other sought-for node is not actually in the tree?
– Ian Durkan
Jun 3 '11 at 2:12
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How can I calculate the number of lines changed between two commits in git?
...t log. Ron DeVera touches on this, but you can actually do a lot more than what he mentions. Since git log internally calls the diff machinery in order to print requested information, you can give it any of the diff stat options - not just --shortstat. What you likely want to use is:
git log --auth...
Best way to create unique token in Rails?
Here's what I'm using. The token doesn't necessarily have to be heard to guess, it's more like a short url identifier than anything else, and I want to keep it short. I've followed some examples I've found online and in the event of a collision, I think the code below will recreate the token, but ...
force browsers to get latest js and css files in asp.net application
...cache js and css files, failing to refresh them unless you force them to. What's the easiest way.
22 Answers
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Is it possible to import a whole directory in sass using @import?
...just leads to useless tedium and long "import headers" in files instead of what could just be a single line of @import "/functions" or @import "partials/".
– srcspider
Jul 29 '13 at 9:22
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Removing duplicates in lists
...returns a new list with the items that weren't duplicated/removed. This is what I have but to be honest I do not know what to do.
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HTML Body says cz-shortcut-listen=“true” with Chrome's Developer Tools?
...ttribute cz-shortcut-listen="true" (which of course is not on my code). What does it mean and why is it showing up? (I tried looking it up in google, but found nothing relevant)
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Functional style of Java 8's Optional.ifPresent and if-not-Present?
...onal way of development when you have the value and want to process it but what if I want to define the functionality and the execution will be then, check below enhancement;
public class OptionalConsumer<T> implements Consumer<Optional<T>> {
private final Consumer<T> c;
pri...
How to check if array is empty or does not exist? [duplicate]
What's the best way to check if an array is empty or does not exist?
1 Answer
1
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Glorified classes in the Java language
...uld not be enforced in subclasses (e.g. the special subclassing rules) but what you could never accomplish without the priviledged status of an enum is include it in a switch statement.
Object - the root of all objects (and I would add its clone and finalize methods are not something you could imple...