WordPress 2.3 : a little note on Upgrade Process
This is easy upgrade process like previous versions.
But there are problems, this sign ? shows up in blog posts.
Here is a way to fix it (same as search and replace contents in WordPress) :
1. Backup a WordPress database. You can use phpmyadmin or mysql console.
Using mysql console :
mysqldump :
mysqldump -u [username] -p [databasename] > [mysqlfile_name]
example [...]





