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janeiro 2010

Avoid python pitfalls and be happy

This morning I was just reading the feed, when I stumbled on this post about one of the weird behaviors of lists in Python.
In a few words, lists and dictionaries behave like C pointers, thus they are mutable objects.
So, if you are beginning on python, you probably will like those articles:

10 python pitfalls, what [...]

Solving “connection refused” issues on Debian Sid

Some weeks ago I started to experiment some network issues on my debian sid:

The selenium-remote-control was not running:

I could even try to do a: “telnet localhost 4444″, it just did not work.

My Apache-Solr was not capable to subscribe to apache-activemq

When reading the log, I saw:
Could not connect to broker URL: tcp://localhost:61616. Reason: java.net.ConnectException: Connection refused
Suddenly [...]