Function activateById

activateById(projectId): JProject
JMap.Application.Project.activateById

Activate the project for a given project id.

If you use JMap Cloud NG, use this function instaed of JMap.Project.activateById.

This function does the same as JMap.Project.activateById but also manages things for the application UI.
Parameters
- projectId: JId
  the JMap project id
Returns JProject
the project
Throws
if project id invalid or project not found

Example
```
// activate project id=33
JMap.Application.Project.activateById(33)
```