Salesforce REST API

Ref: Step One: Obtain a Salesforce Developer Edition Organization

1. Go to https://developer.salesforce.com/signup to register.SORRY, ONLY ADMIN CAN SHOW THIS!
2. Check your email if you got an email confirmation from salesforce has been arrived (‘Welcome to Force.com Developer Edition’). then click the link in the email to set/change your salesforce pasword
3. Done! Click ‘Setup’ and find ‘Add App’ to create a salesforce App.Click ‘Add App’
4. Fill the App entriesThen click ‘Create’
5. Here is my app (STILL DON’T HOW TO USE IT!!!!)Click ‘Go To My App’
6. Here is the app looks
   Url: https://ap4.salesforce.com/a00/o?tsid=02u6F000000v1oN