The Ji Village News

Category: Technology

  • Useful code snippet for Python list fold/reduce

    Going through one of the MOOC courses, I came across a homework problem that I solved with one of Python’s list reduce functions, any(), throwing in an interesting functional programming twist. I save it here for my own reference. I won’t mention which course this is, lest I give the answer away to one of…

  • Fixing WordPress comment email notification problem by installing sendmail on Debian

    In the past, whenever a reader commented on a blog entry, I would receive an email notification. Ever since I moved this site to a Linode VM, I noticed the comment email notification stopped working. Alas, blogs are not like what they used to be back in the day, now that so many people have…

  • Introducing JiMetrics

    For the impatient, here is the link to JiMetrics web site, where you can get the scripts and get going. To learn why it is called JiMetrics, you will have to read all the way to the end. During the last couple of years, I’ve been working with health care related BI data warehouse, running…

  • Web hosting with DNSimple and Linode

    After about 8 years of hosting this site with Midphase, I’ve migrated my hosting service to Linode. I am using Debian 7 as my operating system. The web server is Tengine, a fork of Nginx. (Update: I am currently using Apache.) I have root access, therefore total control of this Linode VM. And I am…

  • Setting up WordPress on Debian/Ubuntu running Tengine web server

    I will change my host provider within a month. I’ve been using Midphase for several years and have decided to use Linode as my next virtual private service provider. I will move this site there in the next few weeks. This will be my first time moving a domain and I hope the transfer will…