| User ManagementUser records, authentication and session handling. | 
| Top 3 best rated classes of User Management group
 | 
| Ratings | Utility | Consistency | Documentation | Examples | Tests | Videos | Overall | Rank | 
| All time: | 58% | 83% | 41% | - | - | - | 41% | 3711 | 
| Month: | Not yet rated by the users | 
| Not yet rated by the users | 
| Not yet rated by the users | 
| Ratings | Utility | Consistency | Documentation | Examples | Tests | Videos | Overall | Rank | 
| All time: | 91% | 91% | - | 87% | - | - | 63% | 799 | 
| Month: | Not yet rated by the users | 
| Not yet rated by the users | 
| Ratings | Utility | Consistency | Documentation | Examples | Tests | Videos | Overall | Rank | 
| All time: | 81% | 68% | - | 81% | - | - | 55% | 1955 | 
| Month: | Not yet rated by the users | 
| 
| Not yet rated by the users |  | 
| Not yet rated by the users | 
| 
| Ratings | Utility | Consistency | Documentation | Examples | Tests | Videos | Overall | Rank |  
| All time: | 75% | 65% | - | 57% | - | - | 49% | 2813 |  
| Month: | Not yet rated by the users |  | 
| Ratings | Utility | Consistency | Documentation | Examples | Tests | Videos | Overall | Rank | 
| All time: | 66% | 66% | - | 83% | - | - | 48% | 3006 | 
| Month: | Not yet rated by the users | 
| Ratings | Utility | Consistency | Documentation | Examples | Tests | Videos | Overall | Rank | 
| All time: | 91% | 91% | - | 66% | - | - | 61% | 1033 | 
| Month: | Not yet rated by the users | 
| Ratings | Utility | Consistency | Documentation | Examples | Tests | Videos | Overall | Rank | 
| All time: | 80% | 79% | - | 76% | - | - | 55% | 1905 | 
| Month: | Not yet rated by the users | 
| Ratings | Utility | Consistency | Documentation | Examples | Tests | Videos | Overall | Rank | 
| All time: | 83% | 83% | - | 83% | - | - | 58% | 1518 | 
| Month: | Not yet rated by the users | 
| 
| Author: Reiner Entzminger <e-mail contact> |  
| Erstellt eine Session (ohne MySQL oder anderer Datenbank), prüft beim Seitenwechsel die Gültigkeit und Zeitüberschreitung. |  | 
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