Small class for preventing that data is sent more than one time by a user if he presses Reload on his browser by setting a token that is written to the session and also placed as a hidden filed in a form. If those two values aren't the same, you get a boolean false by the isValid() function.
| Ratings | Utility |
Consistency |
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Overall |
Rank |
| All time: |
Good (87.5%) |
Good (87.5%) |
- |
Good (81.3%) |
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Sufficient (60.6%) |
660 |
| Month: |
Not yet rated by the users |
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