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Get last element of Stream/List in a one-liner
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Nice one, thanks! Do you by the way know if it is possibly to omit a name (perhaps by using a _ or similar) in cases where you do not need a parameter? So would be: .reduce((_, current) -> current) if only that aws valid syntax...
Breadth First Vs Depth First
...odes in this order
A, B, D, C, E, F
Notice that you go all the way down one leg before moving on.
A breadth first traversal would visit the node in this order
A, B, C, D, E, F
Here we work all the way across each level before going down.
(Note that there is some ambiguity in the traversal or...
C++ SFINAE examples?
...that SFINAE stands for "substitution failure is not an error." But can someone show me a good use for SFINAE?
9 Answers
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JavaScript editor within Eclipse [closed]
...pse plugin. I've been using Spket which is good. But, is there more better one?
8 Answers
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append multiple values for one key in a dictionary [duplicate]
... I don't see how there is duplication here.
– Paul Rooney
Nov 25 '16 at 23:57
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Ruby: What is the easiest way to remove the first element from an array?
...ent of an Array is called "shift" ("unshift"
being the operation of adding one element
in front of the array).
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Importance of varchar length in MySQL table
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There's one possible performance impact: in MySQL, temporary tables and MEMORY tables store a VARCHAR column as a fixed-length column, padded out to its maximum length. If you design VARCHAR columns much larger than the greatest si...
Is this the right way to clean-up Fragment back stack when leaving a deeply nested stack?
...sible after popbackstack we just finish our fragment without restart older one.
– duggu
Sep 28 '13 at 3:41
Please note...
event Action vs event EventHandler
...tually any other event in the system, which I would consider a drawback.
One upside with the dominating design pattern (apart from the power of sameness) is that you can extend the EventArgs object with new properties without altering the signature of the event. This would still be possible if you...
Rails: How can I set default values in ActiveRecord?
... in your migration also works part of the time... As has already been mentioned this will not work when you just call Model.new.
Overriding initialize can work, but don't forget to call super!
Using a plugin like phusion's is getting a bit ridiculous. This is ruby, do we really need a plugin just to...