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When is an interface with a default method initialized?
... in the spec here where it says "T is a class and a static method declared by T is invoked" should also apply if T is an interface. So, it might be that there are both specification and HotSpot bugs here.
Disclosure: I work for Oracle on OpenJDK. If people think this gives me an unfair advantage at...
Cache busting via params
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Quoting Steve Souders: "To gain the benefit of caching by popular proxies, avoid revving with a querystring and instead rev the filename itself." The full explanation can be found here: stevesouders.com/blog/2008/08/23/…
– lao
Feb 18 '16 a...
How can I convert immutable.Map to mutable.Map in Scala?
...s very non-idiomatic for Scala, not exactly the sort of thing I'd enourage by making it look even easier... Out of curiosity, how else could you propose doing it more cleanly, if not via a copy?
– Kevin Wright
Nov 8 '15 at 21:08
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Difference between mkdir() and mkdirs() in java for java.io.File [closed]
...s File represents.
javadocs for mkdirs():
Creates the directory named by this abstract pathname, including any
necessary but nonexistent parent directories. Note that if this
operation fails it may have succeeded in creating some of the
necessary parent directories.
javadocs for mkdir()...
What are the best JVM settings for Eclipse? [closed]
...eleased July, 27th (some some Sun proprietary options may be involved).
(by "optimized", I mean able to run a full-fledge Eclipse on our crappy workstation at work, some old P4 from 2002 with 2Go RAM and XPSp3. But I have also tested those same settings on Windows7)
Eclipse.ini
WARNING: for n...
How to remove debugging from an Express app?
... also using socket.io. This is coming from socket.io. You can disable this by configuration:
io.set('log level', 1); // reduce logging
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Static linking vs dynamic linking
...pile" "static libraries" to a digested AST form initially, and "link" them by adding those ASTs to the ones generated for the main code, thus empowering global optimization. None of the systems I use do this, so I can't comment on how well it works.
The way to answer performance questions is always...
How to change background color in the Notepad++ text editor?
...ect Theme: Choose whichever you like best (the top two are easiest to read by most people's preference)
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#include in .h or .c / .cpp?
...that one file is compiled, but the includes for the .h have to be included by every file that uses it.
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Apache Spark: map vs mapPartitions?
...rts each element of the source RDD into a single element of the result RDD by applying a function. mapPartitions converts each partition of the source RDD into multiple elements of the result (possibly none).
And does flatMap behave like map or like mapPartitions?
Neither, flatMap works on a s...