APEX is made up of a number of technologies - PL/SQL, HTML, CSS, JavaScript and Ajax. When something goes wrong, it's often more difficult to figure out what went wrong than it is to fix it. This 1-day course will take an in-depth look at each technology that makes up APEX and discuss and demonstrate how to effectively track down the problem. Course Topics Troubleshooting APEX - Application Reports - Workspace Administration - Activity Reports - Session State - Events View - Debug Mode - Generating & Using SQL Trace Files - Troubleshooting Slow Reports - Error Messages & Pages Troubleshooting PL/SQL - Best Practices - Debugging - Remote Debugging with SQL Developer - Error Handling with QEM Troubleshooting HTML & CSS - Using Firefox and Add-Ons - Colorzilla - Web Developer - Firebug Troubleshooting JavaScript - Debugging with Firebug - Displaying Console Messages - Setting Breakpoints - Using Watches - Using the Firebug Debugger Troubleshooting Ajax - APEX's Ajax architecture - Understanding htmldb_Get - Using the Net console in Firebug - Trapping Ajax errors
