It's not Java specific, but I have used it to reinforce my hatred of Go (ha
ha) and to keep sharp on Ruby, Python, and Java.  So maybe you can find it
helpful...

https://m.reddit.com/r/dailyprogrammer

Three puzzles a week, one each, easy, mwdium, and hard.

Highly recommended.

Have fun
Kevin
On Aug 10, 2015 10:54 PM, "trent shipley" <trent.shipley@gmail.com> wrote:

> My manager at work wants me to learn more Java.
>
> I have two semesters of Java, they want me to focus on web programming.
>
> So I need practice exercises or projects for:
>
> * concurrent programming
> * sockets
> * servelets
> * STRUTS
> * SPRING
> * REST programming
>
> Pretty much in that order.
>
> I can find tutorials on the web, they are a bit brief, but nice.
> Unfortunately, what I really need is to practice until I feel on the edge
> of competence, and practice assignments on the web (or in intermediate and
> advanced dead tree books) seem to be rare.
>
>
>
> Trent.
>
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