definition

MySQL Error 1293 - Incorrect table definition (TIMESTAMP)

MySQL Error 1293 FAQ: Help, I'm getting a MySQL incorrect table definition error message related to a TIMESTAMP column. How do I get past it?

If you ever get this MySQL Error 1293 (like I just did):

ERROR 1293 (HY000): Incorrect table definition; there can be only one TIMESTAMP column with CURRENT_TIMESTAMP in DEFAULT or ON UPDATE clause

fear not, it may not be too bad. Let's take a look.

By Alvin Alexander on February 21, 2013

Ruby - How to sort an array of objects by one field

Sorting an array of objects by one column in the object (class) is pretty simple with Ruby. Here's a quick demo of how I just did this when working on sorting the rows in a CSV file in a simple Ruby script.

Define the class

Step 1 in this is defining my class. So, here's the definition of my Ruby Person class:

By Alvin Alexander on August 30, 2011

How to use Struct to simplify your Ruby class definitions

Many times when I'm creating a prototype of an application with Ruby I'll create my classes using a simple Struct technique I learned from a friend. This technique of using the Struct class makes my code shorter, and is at least as readable as writing a class out using any other method.

By Alvin Alexander on May 27, 2009

Defining the Web 2.0 Look and Feel

I've been working on revamping my website about Alaska, OneMansAlaska.com, and in the process I was debating whether or not I wanted this site to have what I considered to be the "Web 2.0 Look & Feel". Just at that time I started wondering, "What is the Web 2.0 Look and Feel?", and I was wondering how I would define it.

By Alvin Alexander on August 6, 2011
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