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How to test Spring Data repositories?
...tion parts of the repository are written in a way that they don't have to know about Spring Data JPA. They are plain Spring beans that get an EntityManager injected. You might of course wanna try to mock the interactions with it but to be honest, unit-testing the JPA has not been a too pleasant expe...
Delegates in swift?
...myVCDidFinish Becouse if delegate is not set the cod wont execute now :) In your version it will try to execute and will fail to unwrap if delegate is nil and you it is.
– Shial
Nov 1 '14 at 13:07
...
Reduce, fold or scan (Left/Right)?
...rt with the RIGHT element and go backwards (from C to A) we'll notice that now the second argument to our binary operator accumulates the result (the operator is the same, we just switched the argument names to make their roles clear):
def add(x: String, res: String) = {
println(s"op: $x + $res ...
Eclipse plugin for generating a class diagram [closed]
...ipseUML from Omondo. Only commercial versions appear to be available right now. The class diagram in your question, is most likely generated by this plugin.
Obligatory links
The listed tools will not generate class diagrams from source code, or atleast when I used them quite a few years back. You c...
Where is Erlang used and why? [closed]
I would like to know a list of the most common application/websites/solutions where Erlang is used, successfully or not .
...
Pure JavaScript Graphviz equivalent [closed]
... was looking for in the original question. It is not just a RENDERER, it knows how to compute the directed graph as well. Is it running DOT on a backend somewhere, or is the entire graph generation algorithm running on my browser?
– Armentage
Jul 16 '12 at 1...
What is the purpose of Rank2Types?
...f' :: forall r. Num r => (Int -> r) -> Int -> Int -> r, and now we have fixed the g argument so it can take Int but not String. If we enable RankNTypes we can annotate f' with type forall b c r. Num r => (forall a. a -> r) -> b -> c -> r. Can't use it, though—what wou...
What's the difference between the atomic and nonatomic attributes?
.../nonatomic/retain/assign/copy are merely advisory. (Note: @synthesize is now the default behavior in recent versions of LLVM. There is also no need to declare instance variables; they will be synthesized automatically, too, and will have an _ prepended to their name to prevent accidental direct ...
What is Double Brace initialization in Java?
... }});
}};
return source;
}
}
The returned Map will now contain a reference to the enclosing instance of ReallyHeavyObject. You probably don't want to risk that:
Image from http://blog.jooq.org/2014/12/08/dont-be-clever-the-double-curly-braces-anti-pattern/
3. You can pret...
What are the most-used vim commands/keypresses?
... I've never seen this before, very cool reference for after you know what the commands do.
– amccormack
Mar 23 '11 at 4:27
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