Rebuild Debian/Ubuntu binary package from source package

In short:

$ dpkg-source -x foo_version-revision.dsc
$ dpkg-buildpackage -rfakeroot -b

For more information see: How to: Recompiling / Rebuild Debian / Ubuntu Linux Binary Source File Packages.

Go vs. Scala vs. Erlang

I added Go benchmark to cppa-bechmarks.

Benchmark algorithm is described in libcppa blogpost. 

I've got results on 2 x Intel(R) Xeon(R) CPU E5620 @ 2.40GHz (16 cores):

Go: 17.87 seconds
Scala: 41.18 seconds
Erlang: 52.98 seconds

PostgreSQL commands

Top 10 largest relations in database:

SELECT relname, relpages FROM pg_class ORDER BY relpages DESC LIMIT 10;

Useful links

• 15 advanced PostgreSQL Commands with Examples.
• System administration functions.