At work we are installing a Cassandra cluster for an additional tool in the database toolbox. Hadoop and Hive are bundled with it because we are using the DataStax distribution of Cassandra. This gives us a nice platform to store data and run Hadoop data mining jobs. We will be using Cassandra several different ways:
Yesterday I attended a meetup for Code for Seattle, which is a group of people who want to help out local communities by building applications that use data supplied by local government. Seattle has a ton of data available for applications at data.seattle.gov. The initial project is to create a wiki specific to Seattle and
Every once and a while I need to use this quick one liner to move file and directories from the current directory to the parent directory. I thought I’d put it in a place where I can easily find it, and maybe help someone else wanting to do this. mv * .[^.]* ..
How to clear the DNS cache on OSX 10.8 Mountain Lion. In a terminal window type the following: sudo killall -HUP mDNSResponder Per Apple, OS X keeps a local cache of resolved DNS queries for a time defined by the DNS server, but sometimes it may be necessary to reset the cache immediately and re-query
I had a request for a WordPress plugin that sent an email notification whenever a blog post was put into pending review status. It is amazing that this functionality is not already included in WordPress core. But, anyway. I did a quick Google search and found this code snippet, it works but I really did
Hey you, Techie. “Me?” Yes, you. I have a question for you. Are you a value-add to your company? “Of course I add value. I know 17 languages, 8 operating systems, can work with 12 databases, can install, configure, and maintain any software application under the sun, and I spend all day in the cloud.
I have decided to take the plunge and switch my eclipse version from Indigo to Juno with the PDT and Ruby plugins. I also have to migrate the Indigo workspaces to Juno workspaces. I’ll start with installing a “base” eclipse and adding the Ruby and PDT plugins. I’ll start with Eclipse IDE for Java EE
When I’m developing I like to have my eclipse set up to rsync my code on every save. Since OSX has the rsync command available this is not a hard thing to do. I choose to implement an ant builder and have eclipse run that builder when every I save. This eclipse builder expects two
Maybe it is because I’m kinda new to Ruby, but this took me awhile to find. I wanted to build a Ruby script that can check just the HTTP status code for an array of urls. To handle a lot of the dirty work I used the following gems Nokogiri, and Open-URI to grab a
Converting line endings… gotta love it. I received a text file today that I needed to parse it to automate building several hundred WordPress accounts, more on that at another time, and the file had DOS line endings. I knew there had to be a way to correct this that did not require the installation
