How to Log and Query SQL Queries Hitting Your Database with MySQL
Here is some code just in case you want to look at and query the queries hitting your MySQL database. Enter this from the mysql client console. mysql> SET GLOBAL log_output = 'TABLE' mysql> SET GLOBAL general_log = 'ON'; mysql> select event_ti...
Written by Sean Behan on 03/17/2018
How to Resolve ERROR 1396 (HY000): Operation CREATE USER failed for Error in MySQL
If you run into this error when trying to create a user in mysql, chances are you already have this user account created. create user 'someuser'@'localhost' identified by 'somepassword'; ERROR 1396 (HY000): Operation CREATE USER failed for 'someuser...
Written by Sean Behan on 03/02/2017
Backup and Rotate MySQL Databases Simple Bash Script
Make a directory ( it can anywhere ) called baks/mysql mkdir -p /baks/mysql Create a file (it can be anywhere) called /root/ and put this script in it #!/bin/bash # modify the following to suit your environment export DB...
Written by Sean Behan on 05/16/2017
Installing Ruby on Rails 3, MySQL, Git, Ruby Enterprise Edition, Passenger (Mod_Rails) on Ubuntu with Rackspace Cloud.
Short and sweet. Here all the commands I run in this order to set up a brand new box. It usually takes about 10 - 15 minutes on a 256 MB RAM instance. Compiling Ruby Enterprise Edition, which is super easy, will take the most amount of time. It will seem ...
Written by Sean Behan on 06/17/2012
Deploying to Dreamhost
Remember to include the host declaration in the database.yml file when you deploy to Dreamhost. Dreamhost does not use "localhost" which is typically the default setting when using the mysql adapter and developing locally or even on a small site. At lea...
Written by Sean Behan on 06/17/2012
My Review of Moodle 1.9 Extension Development
I wrote a review for Joseph Thibault's Moodle News on extension development for Moodle. The book is quite good and I think an essential resource for anyone wanting to develop in Moodle. The book focuses on plugin development, but it will also give you an ...
Written by Sean Behan on 06/17/2012
Workshop Dog
Workshop Dog is a free events calendar for dog training workshops and group lessons. Users can list their training workshops as well as create a business profile. Jobs may be posted to the site for a small fee. Events that are created are distributed to...
Written by Sean Behan on 06/17/2012
Dump MySQL Database without Drop Table Syntax
Output .sql file for MySQL but without the drop table syntax before table name use the --skip-add-drop-table flag mysqldump -u root -p database_name --skip-add-drop-table --skip-lock-tables > database_name.sql
Written by Sean Behan on 06/17/2012
Generate MySQL Datetime Type Using PHP Date() Function
If you want to insert a datetime that matches the default mysql datetime type format use this date('Y-m-d H:i:s');
Written by Sean Behan on 06/17/2012
Managing Timestamps in MySQL with a Trigger
MySQL doesn't support having two columns with time stamping on both initialization and/or on updating at the same time. It would be nice to be able to do *this* where the created_at column gets the current_timestamp on initialization and the updated_at ge...
Written by Sean Behan on 06/17/2012
Install do_mysql Ruby Gem on Mac OS X
I ran into the same problem when installing mysql gem for Rails development. This fix worked for me The same thing works with the data objects gem. Just specify the path...
Written by Sean Behan on 06/17/2012
Fixing MySQL for Rails 2.2 Development on Mac OS X
Oh what trouble Rails 2.2 and MySQL (on Mac OS X) can be. Rails, as of version >= 2.2, no longer comes bundled with the MySQL adapter. This means you'll need to install it yourself, but it appears that the gem for installing it is also broken. This will ...
Written by Sean Behan on 06/17/2012
Sample Rails Database Config for MySQL
Sample Ruby on Rails database config file for connecting to mysql. production: adapter: mysql encoding: utf8 reconnect: false database: db_production pool: 5 username: db_user password: db_password #socket: /tmp/mysql.sock #this may vary ...
Written by Sean Behan on 06/17/2012
mysql on rails 2.3.2
mysql driver is no longer bundled w/ rails. you'll need to install it yourself w/ sudo gem install mysql however, on ubuntu (heron) this won't work. issue these commands first sudo apt-get install libmysql-ruby libmysqlclient-dev if libmysqlclient-dev...
Written by Sean Behan on 06/17/2012
Setting up a new ubuntu server with apache2, php, ruby on rails, rubygems, mysql, and git
Here are a list of commands to get up and running with Apache2 with Phussion Passenger for Rails, PHP5, MySQL5, Ruby on Rails with Gems, and the source control software Git. I think that this is a pretty ideal environment for a development box and even pr...
Written by Sean Behan on 06/17/2012