All stories published by Mission Data Journal on April 20, 2016

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All Stories published by Mission Data Journal on April 20, 2016

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Mission Data in Mission Data Journal

Apr 20, 2016

Handling Session Timeouts (and other errors) using Ajax

Originally posted Friday January 11, 2008

Ajax can bring a much more responsive and intuitive feel to web applications. However, many times developers overlook error cases when…

Mission Data in Mission Data Journal

Apr 20, 2016

How To Base64 Encode with C/C++ and OpenSSL

Originally posted April 11, 2006

I’ve been doing a little C programming lately and I have found that if you have a up to date distribution of linux there are a lot of libraries out there that make doing…

Mission Data in Mission Data Journal

Apr 20, 2016

Long Arguments and Getops

Originally posted March 7, 2006

I recently had a need to adapt a script that recrawls a site with nutch. One of my design goals was to use the same command line options as the Fetchtool (one of the steps I had to take to recrawl a site).

Mission Data in Mission Data Journal

Apr 20, 2016

Managing Disk Space with Logrotate

Originally posted April 26, 2006

At a customer site, the test and production linux servers for some intranet applications were slowly running out of disk space. The apps themselves were running fine, it was the logfiles…

Mission Data in Mission Data Journal

Apr 20, 2016

Using strptime To Parse ISO 8601 Formated Timestamps

Originally posted Apr 15th, 2006

A lot of dates that come back from XML based web services are in the ISO 8601 form. I found out recently that it isn’t straight forward to parse such a date…

Mission Data in Mission Data Journal

Apr 20, 2016

Scary Apache Errors Moving from Prefork to Worker

Originally posted Mar 7th, 2007

We were helping a client push more data through their apache/tomcat web application running on a Solaris box and decided to switch from the process (prefork) to the…

Mission Data in Mission Data Journal

Apr 20, 2016

Cleaning Up Rails Sessions, Revisited

Originally posted September 16, 2006

In an earlier post, we detailed a method for removing stale Rails session files. In more recent version of Rails, there is a Rake task built in for this administration task.

Mission Data in Mission Data Journal

Apr 20, 2016

GIS Geocoding Experiments

Originally posted Mar 8th, 2006

I’ve been evaluating a couple different mapping software packages recently and the other day I noticed that the same addresses geocoded (for those who don’t know what geocoding is you can find out more…

Mission Data in Mission Data Journal

Apr 20, 2016

Building a Better World with Google Spreadsheets

Originally posted December 6, 2006

I was tickled when I ran across the GoogleLookup and GoogleFinance functions in Google Spreadsheets. I was very tickled when I found there was a REST API for…

Mission Data in Mission Data Journal

Apr 20, 2016

OSS Projects

Originally posted February 10, 2006

Mission Data has written a few open source packages that have been used in many projects. Sometimes in fairly large places.

SQLProcessor — Takes (some of) the tedium out of dealing with the JDBC…

Mission Data in Mission Data Journal

Apr 20, 2016

Cleaning Up Stale Rails Sessions (removing ruby_sess files)

Originally posted January 8, 2006

I’m not sure if something isn’t set up correctly of if this is just a fact of life with rails but the sessions it creates never seem to go away…

Mission Data in Mission Data Journal

Apr 20, 2016

Converting Unix or Java Timestamps (time since the epoch) to Real Dates with Oracle

Originally posted April 29, 2006

A few days ago I made use of a couple Oracle built in functions and it made me happy I didn’t have to write…

Mission Data in Mission Data Journal

Apr 20, 2016

Tomcat + UTF8 + HTTP Get

Originally posted Mar 19th, 2007

By default tomcat doesn’t UTF-8 encode get parameters like it does post parameters. This doesn’t seem to be the case with other application servers. So before you get yourself into trouble with your…

Mission Data in Mission Data Journal

Apr 20, 2016

Introduction to the Social Web

Originally posted February 11, 2010

Engaging with your clients and community through the Social Web is powerful and necessary. On February 11th, two of our team members, Annastasia Webster, Business Analyst and Jim Cook, VP of…

April 18, 2016

April 21, 2016

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Mission Data Journal

Mission Data is now part of Growth Acceleration Partners. We’re designers, engineers, and strategists building smart digital products that transform the way companies do business. Learn more: https://www.missiondata.com.

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