PHP dependency management using Composer
Composer, the new dependency manager for PHP, works much better than PEAR for portably installing software with many dependencies.
Entries for March 2013
Django admin with AJAX autocomplete
I just ran into the fairly well-known problem where the Django Admin interface loads very slowly when you edit a record, that has a foreign key, to a big table (thousands of rows), because Django constructs thousands of objects to populate the dropdown lists. I tried out django-ajax-selects and it worked excellently to solve the problem and improve the user experience.
Antivirus software recommendations
Antivirus software is always a contentious question. It seems that there are no right answers: nothing detects all viruses, and everything has an impact on the speed of the computers where it's installed. And there's a tradeoff between these two. My own subjective, biased choices are F-Secure, AVG at a push, and definitely not Kaspersky. Here's why, and some data to help you choose one for yourself.