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Where are my postgres *.conf files?
...dora installations, you can't set the port number here;
# adjust it in the service file instead.
max_connections = 100 # (change requires restart)
# Note: Increasing max_connections costs ~400 bytes of shared memory per
# connection slot, plus lock space (see max_locks_per_transaction).
#...
Difference between timestamps with/without time zone in PostgreSQL
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How to implement the activity stream in a social network
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Instead of rolling your own, you could look to a third party service used via an API. I started one called Collabinate (http://www.collabinate.com) that has a graph database backend and some fairly sophisticated algorithms for handling large amounts of data in a highly concurrent, hig...
How to export revision history from mercurial or git to cvs?
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How to use glOrtho() in OpenGL?
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Reduce, fold or scan (Left/Right)?
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How can I use interface as a C# generic type constraint?
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This ("where T : class") is used, for example, in WCF to limit clients to service contracts (interfaces).
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Timer function to provide time in nano seconds using C++
...a/4588605/34329 states that QPC should work fine on any MS OS after Win XP service pack 2.
This article shows that Windows 7 can determine if the processor(s) have an invariant TSC and falls back to an external timer if they don't. http://performancebydesign.blogspot.com/2012/03/high-resolution-clo...
Why does Python code run faster in a function?
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Caveats of select/poll vs. epoll reactors in Twisted
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